text: /*!
   * jQuery JavaScript Library v1.12.4
   * http://jquery.com/
   *
   * Includes Sizzle.js
   * http://sizzlejs.com/
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license
   * http://jquery.org/license
   *
   * Date: 2016-05-20T17:17Z
   */
  
  (function(global, factory) {
  
          if (typeof module === "object" && typeof module.exports === "object") {
              // For CommonJS and CommonJS-like environments where a proper `window`
              // is present, execute the factory and get jQuery.
              // For environments that do not have a `window` with a `document`
              // (such as Node.js), expose a factory as module.exports.
              // This accentuates the need for the creation of a real `window`.
              // e.g. var jQuery = require("jquery")(window);
              // See ticket #14549 for more info.
              module.exports = global.document ?
                  factory(global, true) :
                  function(w) {
                      if (!w.document) {
                          throw new Error("jQuery requires a window with a document");
                      }
                      return factory(w);
                  };
          } else {
              factory(global);
          }
  
          // Pass this if window is not defined yet
      }(typeof window !== "undefined" ? window : this, function(window, noGlobal) {
  
              // Support: Firefox 18+
              // Can't be in strict mode, several libs including ASP.NET trace
              // the stack via arguments.caller.callee and Firefox dies if
              // you try to trace through "use strict" call chains. (#13335)
              //"use strict";
              var deletedIds = [];
  
              var document = window.document;
  
              var slice = deletedIds.slice;
  
              var concat = deletedIds.concat;
  
              var push = deletedIds.push;
  
              var indexOf = deletedIds.indexOf;
  
              var class2type = {};
  
              var toString = class2type.toString;
  
              var hasOwn = class2type.hasOwnProperty;
  
              var support = {};
  
  
  
              var
                  version = "1.12.4",
  
                  // Define a local copy of jQuery
                  jQuery = function(selector, context) {
  
                      // The jQuery object is actually just the init constructor 'enhanced'
                      // Need init if jQuery is called (just allow error to be thrown if not included)
                      return new jQuery.fn.init(selector, context);
                  },
  
                  // Support: Android<4.1, IE<9
                  // Make sure we trim BOM and NBSP
                  rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,
  
                  // Matches dashed string for camelizing
                  rmsPrefix = /^-ms-/,
                  rdashAlpha = /-([\da-z])/gi,
  
                  // Used by jQuery.camelCase as callback to replace()
                  fcamelCase = function(all, letter) {
                      return letter.toUpperCase();
                  };
  
              jQuery.fn = jQuery.prototype = {
  
                  // The current version of jQuery being used
                  jquery: version,
  
                  constructor: jQuery,
  
                  // Start with an empty selector
                  selector: "",
  
                  // The default length of a jQuery object is 0
                  length: 0,
  
                  toArray: function() {
                      return slice.call(this);
                  },
  
                  // Get the Nth element in the matched element set OR
                  // Get the whole matched element set as a clean array
                  get: function(num) {
                      return num != null ?
  
                          // Return just the one element from the set
                          (num < 0 ? this[num + this.length] : this[num]) :
  
                          // Return all the elements in a clean array
                          slice.call(this);
                  },
  
                  // Take an array of elements and push it onto the stack
                  // (returning the new matched element set)
                  pushStack: function(elems) {
  
                      // Build a new jQuery matched element set
                      var ret = jQuery.merge(this.constructor(), elems);
  
                      // Add the old object onto the stack (as a reference)
                      ret.prevObject = this;
                      ret.context = this.context;
  
                      // Return the newly-formed element set
                      return ret;
                  },
  
                  // Execute a callback for every element in the matched set.
                  each: function(callback) {
                      return jQuery.each(this, callback);
                  },
  
                  map: function(callback) {
                      return this.pushStack(jQuery.map(this, function(elem, i) {
                          return callback.call(elem, i, elem);
                      }));
                  },
  
                  slice: function() {
                      return this.pushStack(slice.apply(this, arguments));
                  },
  
                  first: function() {
                      return this.eq(0);
                  },
  
                  last: function() {
                      return this.eq(-1);
                  },
  
                  eq: function(i) {
                      var len = this.length,
                          j = +i + (i < 0 ? len : 0);
                      return this.pushStack(j >= 0 && j < len ? [this[j]] : []);
                  },
  
                  end: function() {
                      return this.prevObject || this.constructor();
                  },
  
                  // For internal use only.
                  // Behaves like an Array's method, not like a jQuery method.
                  push: push,
                  sort: deletedIds.sort,
                  splice: deletedIds.splice
              };
  
              jQuery.extend = jQuery.fn.extend = function() {
                  var src, copyIsArray, copy, name, options, clone,
                      target = arguments[0] || {},
                      i = 1,
                      length = arguments.length,
                      deep = false;
  
                  // Handle a deep copy situation
                  if (typeof target === "boolean") {
                      deep = target;
  
                      // skip the boolean and the target
                      target = arguments[i] || {};
                      i++;
                  }
  
                  // Handle case when target is a string or something (possible in deep copy)
                  if (typeof target !== "object" && !jQuery.isFunction(target)) {
                      target = {};
                  }
  
                  // extend jQuery itself if only one argument is passed
                  if (i === length) {
                      target = this;
                      i--;
                  }
  
                  for (; i < length; i++) {
  
                      // Only deal with non-null/undefined values
                      if ((options = arguments[i]) != null) {
  
                          // Extend the base object
                          for (name in options) {
                              src = target[name];
                              copy = options[name];
  
                              // Prevent never-ending loop
                              if (target === copy) {
                                  continue;
                              }
  
                              // Recurse if we're merging plain objects or arrays
                              if (deep && copy && (jQuery.isPlainObject(copy) ||
                                      (copyIsArray = jQuery.isArray(copy)))) {
  
                                  if (copyIsArray) {
                                      copyIsArray = false;
                                      clone = src && jQuery.isArray(src) ? src : [];
  
                                  } else {
                                      clone = src && jQuery.isPlainObject(src) ? src : {};
                                  }
  
                                  // Never move original objects, clone them
                                  target[name] = jQuery.extend(deep, clone, copy);
  
                                  // Don't bring in undefined values
                              } else if (copy !== undefined) {
                                  target[name] = copy;
                              }
                          }
                      }
                  }
  
                  // Return the modified object
                  return target;
              };
  
              jQuery.extend({
  
                  // Unique for each copy of jQuery on the page
                  expando: "jQuery" + (version + Math.random()).replace(/\D/g, ""),
  
                  // Assume jQuery is ready without the ready module
                  isReady: true,
  
                  error: function(msg) {
                      throw new Error(msg);
                  },
  
                  noop: function() {},
  
                  // See test/unit/core.js for details concerning isFunction.
                  // Since version 1.3, DOM methods and functions like alert
                  // aren't supported. They return false on IE (#2968).
                  isFunction: function(obj) {
                      return jQuery.type(obj) === "function";
                  },
  
                  isArray: Array.isArray || function(obj) {
                      return jQuery.type(obj) === "array";
                  },
  
                  isWindow: function(obj) {
                      /* jshint eqeqeq: false */
                      return obj != null && obj == obj.window;
                  },
  
                  isNumeric: function(obj) {
  
                      // parseFloat NaNs numeric-cast false positives (null|true|false|"")
                      // ...but misinterprets leading-number strings, particularly hex literals ("0x...")
                      // subtraction forces infinities to NaN
                      // adding 1 corrects loss of precision from parseFloat (#15100)
                      var realStringObj = obj && obj.toString();
                      return !jQuery.isArray(obj) && (realStringObj - parseFloat(realStringObj) + 1) >= 0;
                  },
  
                  isEmptyObject: function(obj) {
                      var name;
                      for (name in obj) {
                          return false;
                      }
                      return true;
                  },
  
                  isPlainObject: function(obj) {
                      var key;
  
                      // Must be an Object.
                      // Because of IE, we also have to check the presence of the constructor property.
                      // Make sure that DOM nodes and window objects don't pass through, as well
                      if (!obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow(obj)) {
                          return false;
                      }
  
                      try {
  
                          // Not own constructor property must be Object
                          if (obj.constructor &&
                              !hasOwn.call(obj, "constructor") &&
                              !hasOwn.call(obj.constructor.prototype, "isPrototypeOf")) {
                              return false;
                          }
                      } catch (e) {
  
                          // IE8,9 Will throw exceptions on certain host objects #9897
                          return false;
                      }
  
                      // Support: IE<9
                      // Handle iteration over inherited properties before own properties.
                      if (!support.ownFirst) {
                          for (key in obj) {
                              return hasOwn.call(obj, key);
                          }
                      }
  
                      // Own properties are enumerated firstly, so to speed up,
                      // if last one is own, then all properties are own.
                      for (key in obj) {}
  
                      return key === undefined || hasOwn.call(obj, key);
                  },
  
                  type: function(obj) {
                      if (obj == null) {
                          return obj + "";
                      }
                      return typeof obj === "object" || typeof obj === "function" ?
                          class2type[toString.call(obj)] || "object" :
                          typeof obj;
                  },
  
                  // Workarounds based on findings by Jim Driscoll
                  // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
                  globalEval: function(data) {
                      if (data && jQuery.trim(data)) {
  
                          // We use execScript on Internet Explorer
                          // We use an anonymous function so that context is window
                          // rather than jQuery in Firefox
                          (window.execScript || function(data) {
                              window["eval"].call(window, data); // jscs:ignore requireDotNotation
                          })(data);
                      }
                  },
  
                  // Convert dashed to camelCase; used by the css and data modules
                  // Microsoft forgot to hump their vendor prefix (#9572)
                  camelCase: function(string) {
                      return string.replace(rmsPrefix, "ms-").replace(rdashAlpha, fcamelCase);
                  },
  
                  nodeName: function(elem, name) {
                      return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
                  },
  
                  each: function(obj, callback) {
                      var length, i = 0;
  
                      if (isArrayLike(obj)) {
                          length = obj.length;
                          for (; i < length; i++) {
                              if (callback.call(obj[i], i, obj[i]) === false) {
                                  break;
                              }
                          }
                      } else {
                          for (i in obj) {
                              if (callback.call(obj[i], i, obj[i]) === false) {
                                  break;
                              }
                          }
                      }
  
                      return obj;
                  },
  
                  // Support: Android<4.1, IE<9
                  trim: function(text) {
                      return text == null ?
                          "" :
                          (text + "").replace(rtrim, "");
                  },
  
                  // results is for internal usage only
                  makeArray: function(arr, results) {
                      var ret = results || [];
  
                      if (arr != null) {
                          if (isArrayLike(Object(arr))) {
                              jQuery.merge(ret,
                                  typeof arr === "string" ? [arr] : arr
                              );
                          } else {
                              push.call(ret, arr);
                          }
                      }
  
                      return ret;
                  },
  
                  inArray: function(elem, arr, i) {
                      var len;
  
                      if (arr) {
                          if (indexOf) {
                              return indexOf.call(arr, elem, i);
                          }
  
                          len = arr.length;
                          i = i ? i < 0 ? Math.max(0, len + i) : i : 0;
  
                          for (; i < len; i++) {
  
                              // Skip accessing in sparse arrays
                              if (i in arr && arr[i] === elem) {
                                  return i;
                              }
                          }
                      }
  
                      return -1;
                  },
  
                  merge: function(first, second) {
                      var len = +second.length,
                          j = 0,
                          i = first.length;
  
                      while (j < len) {
                          first[i++] = second[j++];
                      }
  
                      // Support: IE<9
                      // Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists)
                      if (len !== len) {
                          while (second[j] !== undefined) {
                              first[i++] = second[j++];
                          }
                      }
  
                      first.length = i;
  
                      return first;
                  },
  
                  grep: function(elems, callback, invert) {
                      var callbackInverse,
                          matches = [],
                          i = 0,
                          length = elems.length,
                          callbackExpect = !invert;
  
                      // Go through the array, only saving the items
                      // that pass the validator function
                      for (; i < length; i++) {
                          callbackInverse = !callback(elems[i], i);
                          if (callbackInverse !== callbackExpect) {
                              matches.push(elems[i]);
                          }
                      }
  
                      return matches;
                  },
  
                  // arg is for internal usage only
                  map: function(elems, callback, arg) {
                      var length, value,
                          i = 0,
                          ret = [];
  
                      // Go through the array, translating each of the items to their new values
                      if (isArrayLike(elems)) {
                          length = elems.length;
                          for (; i < length; i++) {
                              value = callback(elems[i], i, arg);
  
                              if (value != null) {
                                  ret.push(value);
                              }
                          }
  
                          // Go through every key on the object,
                      } else {
                          for (i in elems) {
                              value = callback(elems[i], i, arg);
  
                              if (value != null) {
                                  ret.push(value);
                              }
                          }
                      }
  
                      // Flatten any nested arrays
                      return concat.apply([], ret);
                  },
  
                  // A global GUID counter for objects
                  guid: 1,
  
                  // Bind a function to a context, optionally partially applying any
                  // arguments.
                  proxy: function(fn, context) {
                      var args, proxy, tmp;
  
                      if (typeof context === "string") {
                          tmp = fn[context];
                          context = fn;
                          fn = tmp;
                      }
  
                      // Quick check to determine if target is callable, in the spec
                      // this throws a TypeError, but we will just return undefined.
                      if (!jQuery.isFunction(fn)) {
                          return undefined;
                      }
  
                      // Simulated bind
                      args = slice.call(arguments, 2);
                      proxy = function() {
                          return fn.apply(context || this, args.concat(slice.call(arguments)));
                      };
  
                      // Set the guid of unique handler to the same of original handler, so it can be removed
                      proxy.guid = fn.guid = fn.guid || jQuery.guid++;
  
                      return proxy;
                  },
  
                  now: function() {
                      return +(new Date());
                  },
  
                  // jQuery.support is not used in Core but other projects attach their
                  // properties to it so it needs to exist.
                  support: support
              });
  
              // JSHint would error on this code due to the Symbol not being defined in ES5.
              // Defining this global in .jshintrc would create a danger of using the global
              // unguarded in another place, it seems safer to just disable JSHint for these
              // three lines.
              /* jshint ignore: start */
              if (typeof Symbol === "function") {
                  jQuery.fn[Symbol.iterator] = deletedIds[Symbol.iterator];
              }
              /* jshint ignore: end */
  
              // Populate the class2type map
              jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "),
                  function(i, name) {
                      class2type["[object " + name + "]"] = name.toLowerCase();
                  });
  
              function isArrayLike(obj) {
  
                  // Support: iOS 8.2 (not reproducible in simulator)
                  // `in` check used to prevent JIT error (gh-2145)
                  // hasOwn isn't used here due to false negatives
                  // regarding Nodelist length in IE
                  var length = !!obj && "length" in obj && obj.length,
                      type = jQuery.type(obj);
  
                  if (type === "function" || jQuery.isWindow(obj)) {
                      return false;
                  }
  
                  return type === "array" || length === 0 ||
                      typeof length === "number" && length > 0 && (length - 1) in obj;
              }
              var Sizzle =
                  /*!
                   * Sizzle CSS Selector Engine v2.2.1
                   * http://sizzlejs.com/
                   *
                   * Copyright jQuery Foundation and other contributors
                   * Released under the MIT license
                   * http://jquery.org/license
                   *
                   * Date: 2015-10-17
                   */
                  (function(window) {
  
                      var i,
                          support,
                          Expr,
                          getText,
                          isXML,
                          tokenize,
                          compile,
                          select,
                          outermostContext,
                          sortInput,
                          hasDuplicate,
  
                          // Local document vars
                          setDocument,
                          document,
                          docElem,
                          documentIsHTML,
                          rbuggyQSA,
                          rbuggyMatches,
                          matches,
                          contains,
  
                          // Instance-specific data
                          expando = "sizzle" + 1 * new Date(),
                          preferredDoc = window.document,
                          dirruns = 0,
                          done = 0,
                          classCache = createCache(),
                          tokenCache = createCache(),
                          compilerCache = createCache(),
                          sortOrder = function(a, b) {
                              if (a === b) {
                                  hasDuplicate = true;
                              }
                              return 0;
                          },
  
                          // General-purpose constants
                          MAX_NEGATIVE = 1 << 31,
  
                          // Instance methods
                          hasOwn = ({}).hasOwnProperty,
                          arr = [],
                          pop = arr.pop,
                          push_native = arr.push,
                          push = arr.push,
                          slice = arr.slice,
                          // Use a stripped-down indexOf as it's faster than native
                          // http://jsperf.com/thor-indexof-vs-for/5
                          indexOf = function(list, elem) {
                              var i = 0,
                                  len = list.length;
                              for (; i < len; i++) {
                                  if (list[i] === elem) {
                                      return i;
                                  }
                              }
                              return -1;
                          },
  
                          booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
  
                          // Regular expressions
  
                          // http://www.w3.org/TR/css3-selectors/#whitespace
                          whitespace = "[\\x20\\t\\r\\n\\f]",
  
                          // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
                          identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
  
                          // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
                          attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
                          // Operator (capture 2)
                          "*([*^$|!~]?=)" + whitespace +
                          // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
                          "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
                          "*\\]",
  
                          pseudos = ":(" + identifier + ")(?:\\((" +
                          // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
                          // 1. quoted (capture 3; capture 4 or capture 5)
                          "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
                          // 2. simple (capture 6)
                          "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
                          // 3. anything else (capture 2)
                          ".*" +
                          ")\\)|)",
  
                          // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
                          rwhitespace = new RegExp(whitespace + "+", "g"),
                          rtrim = new RegExp("^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g"),
  
                          rcomma = new RegExp("^" + whitespace + "*," + whitespace + "*"),
                          rcombinators = new RegExp("^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*"),
  
                          rattributeQuotes = new RegExp("=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g"),
  
                          rpseudo = new RegExp(pseudos),
                          ridentifier = new RegExp("^" + identifier + "$"),
  
                          matchExpr = {
                              "ID": new RegExp("^#(" + identifier + ")"),
                              "CLASS": new RegExp("^\\.(" + identifier + ")"),
                              "TAG": new RegExp("^(" + identifier + "|[*])"),
                              "ATTR": new RegExp("^" + attributes),
                              "PSEUDO": new RegExp("^" + pseudos),
                              "CHILD": new RegExp("^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
                                  "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
                                  "*(\\d+)|))" + whitespace + "*\\)|)", "i"),
                              "bool": new RegExp("^(?:" + booleans + ")$", "i"),
                              // For use in libraries implementing .is()
                              // We use this for POS matching in `select`
                              "needsContext": new RegExp("^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
                                  whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i")
                          },
  
                          rinputs = /^(?:input|select|textarea|button)$/i,
                          rheader = /^h\d$/i,
  
                          rnative = /^[^{]+\{\s*\[native \w/,
  
                          // Easily-parseable/retrievable ID or TAG or CLASS selectors
                          rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
  
                          rsibling = /[+~]/,
                          rescape = /'|\\/g,
  
                          // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
                          runescape = new RegExp("\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig"),
                          funescape = function(_, escaped, escapedWhitespace) {
                              var high = "0x" + escaped - 0x10000;
                              // NaN means non-codepoint
                              // Support: Firefox<24
                              // Workaround erroneous numeric interpretation of +"0x"
                              return high !== high || escapedWhitespace ?
                                  escaped :
                                  high < 0 ?
                                  // BMP codepoint
                                  String.fromCharCode(high + 0x10000) :
                                  // Supplemental Plane codepoint (surrogate pair)
                                  String.fromCharCode(high >> 10 | 0xD800, high & 0x3FF | 0xDC00);
                          },
  
                          // Used for iframes
                          // See setDocument()
                          // Removing the function wrapper causes a "Permission Denied"
                          // error in IE
                          unloadHandler = function() {
                              setDocument();
                          };
  
                      // Optimize for push.apply( _, NodeList )
                      try {
                          push.apply(
                              (arr = slice.call(preferredDoc.childNodes)),
                              preferredDoc.childNodes
                          );
                          // Support: Android<4.0
                          // Detect silently failing push.apply
                          arr[preferredDoc.childNodes.length].nodeType;
                      } catch (e) {
                          push = {
                              apply: arr.length ?
  
                                  // Leverage slice if possible
                                  function(target, els) {
                                      push_native.apply(target, slice.call(els));
                                  } :
  
                                  // Support: IE<9
                                  // Otherwise append directly
                                  function(target, els) {
                                      var j = target.length,
                                          i = 0;
                                      // Can't trust NodeList.length
                                      while ((target[j++] = els[i++])) {}
                                      target.length = j - 1;
                                  }
                          };
                      }
  
                      function Sizzle(selector, context, results, seed) {
                          var m, i, elem, nid, nidselect, match, groups, newSelector,
                              newContext = context && context.ownerDocument,
  
                              // nodeType defaults to 9, since context defaults to document
                              nodeType = context ? context.nodeType : 9;
  
                          results = results || [];
  
                          // Return early from calls with invalid selector or context
                          if (typeof selector !== "string" || !selector ||
                              nodeType !== 1 && nodeType !== 9 && nodeType !== 11) {
  
                              return results;
                          }
  
                          // Try to shortcut find operations (as opposed to filters) in HTML documents
                          if (!seed) {
  
                              if ((context ? context.ownerDocument || context : preferredDoc) !== document) {
                                  setDocument(context);
                              }
                              context = context || document;
  
                              if (documentIsHTML) {
  
                                  // If the selector is sufficiently simple, try using a "get*By*" DOM method
                                  // (excepting DocumentFragment context, where the methods don't exist)
                                  if (nodeType !== 11 && (match = rquickExpr.exec(selector))) {
  
                                      // ID selector
                                      if ((m = match[1])) {
  
                                          // Document context
                                          if (nodeType === 9) {
                                              if ((elem = context.getElementById(m))) {
  
                                                  // Support: IE, Opera, Webkit
                                                  // TODO: identify versions
                                                  // getElementById can match elements by name instead of ID
                                                  if (elem.id === m) {
                                                      results.push(elem);
                                                      return results;
                                                  }
                                              } else {
                                                  return results;
                                              }
  
                                              // Element context
                                          } else {
  
                                              // Support: IE, Opera, Webkit
                                              // TODO: identify versions
                                              // getElementById can match elements by name instead of ID
                                              if (newContext && (elem = newContext.getElementById(m)) &&
                                                  contains(context, elem) &&
                                                  elem.id === m) {
  
                                                  results.push(elem);
                                                  return results;
                                              }
                                          }
  
                                          // Type selector
                                      } else if (match[2]) {
                                          push.apply(results, context.getElementsByTagName(selector));
                                          return results;
  
                                          // Class selector
                                      } else if ((m = match[3]) && support.getElementsByClassName &&
                                          context.getElementsByClassName) {
  
                                          push.apply(results, context.getElementsByClassName(m));
                                          return results;
                                      }
                                  }
  
                                  // Take advantage of querySelectorAll
                                  if (support.qsa &&
                                      !compilerCache[selector + " "] &&
                                      (!rbuggyQSA || !rbuggyQSA.test(selector))) {
  
                                      if (nodeType !== 1) {
                                          newContext = context;
                                          newSelector = selector;
  
                                          // qSA looks outside Element context, which is not what we want
                                          // Thanks to Andrew Dupont for this workaround technique
                                          // Support: IE <=8
                                          // Exclude object elements
                                      } else if (context.nodeName.toLowerCase() !== "object") {
  
                                          // Capture the context ID, setting it first if necessary
                                          if ((nid = context.getAttribute("id"))) {
                                              nid = nid.replace(rescape, "\\$&");
                                          } else {
                                              context.setAttribute("id", (nid = expando));
                                          }
  
                                          // Prefix every selector in the list
                                          groups = tokenize(selector);
                                          i = groups.length;
                                          nidselect = ridentifier.test(nid) ? "#" + nid : "[id='" + nid + "']";
                                          while (i--) {
                                              groups[i] = nidselect + " " + toSelector(groups[i]);
                                          }
                                          newSelector = groups.join(",");
  
                                          // Expand context for sibling selectors
                                          newContext = rsibling.test(selector) && testContext(context.parentNode) ||
                                              context;
                                      }
  
                                      if (newSelector) {
                                          try {
                                              push.apply(results,
                                                  newContext.querySelectorAll(newSelector)
                                              );
                                              return results;
                                          } catch (qsaError) {} finally {
                                              if (nid === expando) {
                                                  context.removeAttribute("id");
                                              }
                                          }
                                      }
                                  }
                              }
                          }
  
                          // All others
                          return select(selector.replace(rtrim, "$1"), context, results, seed);
                      }
  
                      /**
                       * Create key-value caches of limited size
                       * @returns {function(string, object)} Returns the Object data after storing it on itself with
                       *	property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
                       *	deleting the oldest entry
                       */
                      function createCache() {
                          var keys = [];
  
                          function cache(key, value) {
                              // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
                              if (keys.push(key + " ") > Expr.cacheLength) {
                                  // Only keep the most recent entries
                                  delete cache[keys.shift()];
                              }
                              return (cache[key + " "] = value);
                          }
                          return cache;
                      }
  
                      /**
                       * Mark a function for special use by Sizzle
                       * @param {Function} fn The function to mark
                       */
                      function markFunction(fn) {
                          fn[expando] = true;
                          return fn;
                      }
  
                      /**
                       * Support testing using an element
                       * @param {Function} fn Passed the created div and expects a boolean result
                       */
                      function assert(fn) {
                          var div = document.createElement("div");
  
                          try {
                              return !!fn(div);
                          } catch (e) {
                              return false;
                          } finally {
                              // Remove from its parent by default
                              if (div.parentNode) {
                                  div.parentNode.removeChild(div);
                              }
                              // release memory in IE
                              div = null;
                          }
                      }
  
                      /**
                       * Adds the same handler for all of the specified attrs
                       * @param {String} attrs Pipe-separated list of attributes
                       * @param {Function} handler The method that will be applied
                       */
                      function addHandle(attrs, handler) {
                          var arr = attrs.split("|"),
                              i = arr.length;
  
                          while (i--) {
                              Expr.attrHandle[arr[i]] = handler;
                          }
                      }
  
                      /**
                       * Checks document order of two siblings
                       * @param {Element} a
                       * @param {Element} b
                       * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
                       */
                      function siblingCheck(a, b) {
                          var cur = b && a,
                              diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
                              (~b.sourceIndex || MAX_NEGATIVE) -
                              (~a.sourceIndex || MAX_NEGATIVE);
  
                          // Use IE sourceIndex if available on both nodes
                          if (diff) {
                              return diff;
                          }
  
                          // Check if b follows a
                          if (cur) {
                              while ((cur = cur.nextSibling)) {
                                  if (cur === b) {
                                      return -1;
                                  }
                              }
                          }
  
                          return a ? 1 : -1;
                      }
  
                      /**
                       * Returns a function to use in pseudos for input types
                       * @param {String} type
                       */
                      function createInputPseudo(type) {
                          return function(elem) {
                              var name = elem.nodeName.toLowerCase();
                              return name === "input" && elem.type === type;
                          };
                      }
  
                      /**
                       * Returns a function to use in pseudos for buttons
                       * @param {String} type
                       */
                      function createButtonPseudo(type) {
                          return function(elem) {
                              var name = elem.nodeName.toLowerCase();
                              return (name === "input" || name === "button") && elem.type === type;
                          };
                      }
  
                      /**
                       * Returns a function to use in pseudos for positionals
                       * @param {Function} fn
                       */
                      function createPositionalPseudo(fn) {
                          return markFunction(function(argument) {
                              argument = +argument;
                              return markFunction(function(seed, matches) {
                                  var j,
                                      matchIndexes = fn([], seed.length, argument),
                                      i = matchIndexes.length;
  
                                  // Match elements found at the specified indexes
                                  while (i--) {
                                      if (seed[(j = matchIndexes[i])]) {
                                          seed[j] = !(matches[j] = seed[j]);
                                      }
                                  }
                              });
                          });
                      }
  
                      /**
                       * Checks a node for validity as a Sizzle context
                       * @param {Element|Object=} context
                       * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
                       */
                      function testContext(context) {
                          return context && typeof context.getElementsByTagName !== "undefined" && context;
                      }
  
                      // Expose support vars for convenience
                      support = Sizzle.support = {};
  
                      /**
                       * Detects XML nodes
                       * @param {Element|Object} elem An element or a document
                       * @returns {Boolean} True iff elem is a non-HTML XML node
                       */
                      isXML = Sizzle.isXML = function(elem) {
                          // documentElement is verified for cases where it doesn't yet exist
                          // (such as loading iframes in IE - #4833)
                          var documentElement = elem && (elem.ownerDocument || elem).documentElement;
                          return documentElement ? documentElement.nodeName !== "HTML" : false;
                      };
  
                      /**
                       * Sets document-related variables once based on the current document
                       * @param {Element|Object} [doc] An element or document object to use to set the document
                       * @returns {Object} Returns the current document
                       */
                      setDocument = Sizzle.setDocument = function(node) {
                          var hasCompare, parent,
                              doc = node ? node.ownerDocument || node : preferredDoc;
  
                          // Return early if doc is invalid or already selected
                          if (doc === document || doc.nodeType !== 9 || !doc.documentElement) {
                              return document;
                          }
  
                          // Update global variables
                          document = doc;
                          docElem = document.documentElement;
                          documentIsHTML = !isXML(document);
  
                          // Support: IE 9-11, Edge
                          // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
                          if ((parent = document.defaultView) && parent.top !== parent) {
                              // Support: IE 11
                              if (parent.addEventListener) {
                                  parent.addEventListener("unload", unloadHandler, false);
  
                                  // Support: IE 9 - 10 only
                              } else if (parent.attachEvent) {
                                  parent.attachEvent("onunload", unloadHandler);
                              }
                          }
  
                          /* Attributes
                          ---------------------------------------------------------------------- */
  
                          // Support: IE<8
                          // Verify that getAttribute really returns attributes and not properties
                          // (excepting IE8 booleans)
                          support.attributes = assert(function(div) {
                              div.className = "i";
                              return !div.getAttribute("className");
                          });
  
                          /* getElement(s)By*
                          ---------------------------------------------------------------------- */
  
                          // Check if getElementsByTagName("*") returns only elements
                          support.getElementsByTagName = assert(function(div) {
                              div.appendChild(document.createComment(""));
                              return !div.getElementsByTagName("*").length;
                          });
  
                          // Support: IE<9
                          support.getElementsByClassName = rnative.test(document.getElementsByClassName);
  
                          // Support: IE<10
                          // Check if getElementById returns elements by name
                          // The broken getElementById methods don't pick up programatically-set names,
                          // so use a roundabout getElementsByName test
                          support.getById = assert(function(div) {
                              docElem.appendChild(div).id = expando;
                              return !document.getElementsByName || !document.getElementsByName(expando).length;
                          });
  
                          // ID find and filter
                          if (support.getById) {
                              Expr.find["ID"] = function(id, context) {
                                  if (typeof context.getElementById !== "undefined" && documentIsHTML) {
                                      var m = context.getElementById(id);
                                      return m ? [m] : [];
                                  }
                              };
                              Expr.filter["ID"] = function(id) {
                                  var attrId = id.replace(runescape, funescape);
                                  return function(elem) {
                                      return elem.getAttribute("id") === attrId;
                                  };
                              };
                          } else {
                              // Support: IE6/7
                              // getElementById is not reliable as a find shortcut
                              delete Expr.find["ID"];
  
                              Expr.filter["ID"] = function(id) {
                                  var attrId = id.replace(runescape, funescape);
                                  return function(elem) {
                                      var node = typeof elem.getAttributeNode !== "undefined" &&
                                          elem.getAttributeNode("id");
                                      return node && node.value === attrId;
                                  };
                              };
                          }
  
                          // Tag
                          Expr.find["TAG"] = support.getElementsByTagName ?
                              function(tag, context) {
                                  if (typeof context.getElementsByTagName !== "undefined") {
                                      return context.getElementsByTagName(tag);
  
                                      // DocumentFragment nodes don't have gEBTN
                                  } else if (support.qsa) {
                                      return context.querySelectorAll(tag);
                                  }
                              } :
  
                              function(tag, context) {
                                  var elem,
                                      tmp = [],
                                      i = 0,
                                      // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too
                                      results = context.getElementsByTagName(tag);
  
                                  // Filter out possible comments
                                  if (tag === "*") {
                                      while ((elem = results[i++])) {
                                          if (elem.nodeType === 1) {
                                              tmp.push(elem);
                                          }
                                      }
  
                                      return tmp;
                                  }
                                  return results;
                              };
  
                          // Class
                          Expr.find["CLASS"] = support.getElementsByClassName && function(className, context) {
                              if (typeof context.getElementsByClassName !== "undefined" && documentIsHTML) {
                                  return context.getElementsByClassName(className);
                              }
                          };
  
                          /* QSA/matchesSelector
                          ---------------------------------------------------------------------- */
  
                          // QSA and matchesSelector support
  
                          // matchesSelector(:active) reports false when true (IE9/Opera 11.5)
                          rbuggyMatches = [];
  
                          // qSa(:focus) reports false when true (Chrome 21)
                          // We allow this because of a bug in IE8/9 that throws an error
                          // whenever `document.activeElement` is accessed on an iframe
                          // So, we allow :focus to pass through QSA all the time to avoid the IE error
                          // See http://bugs.jquery.com/ticket/13378
                          rbuggyQSA = [];
  
                          if ((support.qsa = rnative.test(document.querySelectorAll))) {
                              // Build QSA regex
                              // Regex strategy adopted from Diego Perini
                              assert(function(div) {
                                  // Select is set to empty string on purpose
                                  // This is to test IE's treatment of not explicitly
                                  // setting a boolean content attribute,
                                  // since its presence should be enough
                                  // http://bugs.jquery.com/ticket/12359
                                  docElem.appendChild(div).innerHTML = "<a id='" + expando + "'></a>" +
                                      "<select id='" + expando + "-\r\\' msallowcapture=''>" +
                                      "<option selected=''></option></select>";
  
                                  // Support: IE8, Opera 11-12.16
                                  // Nothing should be selected when empty strings follow ^= or $= or *=
                                  // The test attribute must be unknown in Opera but "safe" for WinRT
                                  // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
                                  if (div.querySelectorAll("[msallowcapture^='']").length) {
                                      rbuggyQSA.push("[*^$]=" + whitespace + "*(?:''|\"\")");
                                  }
  
                                  // Support: IE8
                                  // Boolean attributes and "value" are not treated correctly
                                  if (!div.querySelectorAll("[selected]").length) {
                                      rbuggyQSA.push("\\[" + whitespace + "*(?:value|" + booleans + ")");
                                  }
  
                                  // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
                                  if (!div.querySelectorAll("[id~=" + expando + "-]").length) {
                                      rbuggyQSA.push("~=");
                                  }
  
                                  // Webkit/Opera - :checked should return selected option elements
                                  // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                                  // IE8 throws error here and will not see later tests
                                  if (!div.querySelectorAll(":checked").length) {
                                      rbuggyQSA.push(":checked");
                                  }
  
                                  // Support: Safari 8+, iOS 8+
                                  // https://bugs.webkit.org/show_bug.cgi?id=136851
                                  // In-page `selector#id sibing-combinator selector` fails
                                  if (!div.querySelectorAll("a#" + expando + "+*").length) {
                                      rbuggyQSA.push(".#.+[+~]");
                                  }
                              });
  
                              assert(function(div) {
                                  // Support: Windows 8 Native Apps
                                  // The type and name attributes are restricted during .innerHTML assignment
                                  var input = document.createElement("input");
                                  input.setAttribute("type", "hidden");
                                  div.appendChild(input).setAttribute("name", "D");
  
                                  // Support: IE8
                                  // Enforce case-sensitivity of name attribute
                                  if (div.querySelectorAll("[name=d]").length) {
                                      rbuggyQSA.push("name" + whitespace + "*[*^$|!~]?=");
                                  }
  
                                  // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
                                  // IE8 throws error here and will not see later tests
                                  if (!div.querySelectorAll(":enabled").length) {
                                      rbuggyQSA.push(":enabled", ":disabled");
                                  }
  
                                  // Opera 10-11 does not throw on post-comma invalid pseudos
                                  div.querySelectorAll("*,:x");
                                  rbuggyQSA.push(",.*:");
                              });
                          }
  
                          if ((support.matchesSelector = rnative.test((matches = docElem.matches ||
                                  docElem.webkitMatchesSelector ||
                                  docElem.mozMatchesSelector ||
                                  docElem.oMatchesSelector ||
                                  docElem.msMatchesSelector)))) {
  
                              assert(function(div) {
                                  // Check to see if it's possible to do matchesSelector
                                  // on a disconnected node (IE 9)
                                  support.disconnectedMatch = matches.call(div, "div");
  
                                  // This should fail with an exception
                                  // Gecko does not error, returns false instead
                                  matches.call(div, "[s!='']:x");
                                  rbuggyMatches.push("!=", pseudos);
                              });
                          }
  
                          rbuggyQSA = rbuggyQSA.length && new RegExp(rbuggyQSA.join("|"));
                          rbuggyMatches = rbuggyMatches.length && new RegExp(rbuggyMatches.join("|"));
  
                          /* Contains
                          ---------------------------------------------------------------------- */
                          hasCompare = rnative.test(docElem.compareDocumentPosition);
  
                          // Element contains another
                          // Purposefully self-exclusive
                          // As in, an element does not contain itself
                          contains = hasCompare || rnative.test(docElem.contains) ?
                              function(a, b) {
                                  var adown = a.nodeType === 9 ? a.documentElement : a,
                                      bup = b && b.parentNode;
                                  return a === bup || !!(bup && bup.nodeType === 1 && (
                                      adown.contains ?
                                      adown.contains(bup) :
                                      a.compareDocumentPosition && a.compareDocumentPosition(bup) & 16
                                  ));
                              } :
                              function(a, b) {
                                  if (b) {
                                      while ((b = b.parentNode)) {
                                          if (b === a) {
                                              return true;
                                          }
                                      }
                                  }
                                  return false;
                              };
  
                          /* Sorting
                          ---------------------------------------------------------------------- */
  
                          // Document order sorting
                          sortOrder = hasCompare ?
                              function(a, b) {
  
                                  // Flag for duplicate removal
                                  if (a === b) {
                                      hasDuplicate = true;
                                      return 0;
                                  }
  
                                  // Sort on method existence if only one input has compareDocumentPosition
                                  var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
                                  if (compare) {
                                      return compare;
                                  }
  
                                  // Calculate position if both inputs belong to the same document
                                  compare = (a.ownerDocument || a) === (b.ownerDocument || b) ?
                                      a.compareDocumentPosition(b) :
  
                                      // Otherwise we know they are disconnected
                                      1;
  
                                  // Disconnected nodes
                                  if (compare & 1 ||
                                      (!support.sortDetached && b.compareDocumentPosition(a) === compare)) {
  
                                      // Choose the first element that is related to our preferred document
                                      if (a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a)) {
                                          return -1;
                                      }
                                      if (b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b)) {
                                          return 1;
                                      }
  
                                      // Maintain original order
                                      return sortInput ?
                                          (indexOf(sortInput, a) - indexOf(sortInput, b)) :
                                          0;
                                  }
  
                                  return compare & 4 ? -1 : 1;
                              } :
                              function(a, b) {
                                  // Exit early if the nodes are identical
                                  if (a === b) {
                                      hasDuplicate = true;
                                      return 0;
                                  }
  
                                  var cur,
                                      i = 0,
                                      aup = a.parentNode,
                                      bup = b.parentNode,
                                      ap = [a],
                                      bp = [b];
  
                                  // Parentless nodes are either documents or disconnected
                                  if (!aup || !bup) {
                                      return a === document ? -1 :
                                          b === document ? 1 :
                                          aup ? -1 :
                                          bup ? 1 :
                                          sortInput ?
                                          (indexOf(sortInput, a) - indexOf(sortInput, b)) :
                                          0;
  
                                      // If the nodes are siblings, we can do a quick check
                                  } else if (aup === bup) {
                                      return siblingCheck(a, b);
                                  }
  
                                  // Otherwise we need full lists of their ancestors for comparison
                                  cur = a;
                                  while ((cur = cur.parentNode)) {
                                      ap.unshift(cur);
                                  }
                                  cur = b;
                                  while ((cur = cur.parentNode)) {
                                      bp.unshift(cur);
                                  }
  
                                  // Walk down the tree looking for a discrepancy
                                  while (ap[i] === bp[i]) {
                                      i++;
                                  }
  
                                  return i ?
                                      // Do a sibling check if the nodes have a common ancestor
                                      siblingCheck(ap[i], bp[i]) :
  
                                      // Otherwise nodes in our document sort first
                                      ap[i] === preferredDoc ? -1 :
                                      bp[i] === preferredDoc ? 1 :
                                      0;
                              };
  
                          return document;
                      };
  
                      Sizzle.matches = function(expr, elements) {
                          return Sizzle(expr, null, null, elements);
                      };
  
                      Sizzle.matchesSelector = function(elem, expr) {
                          // Set document vars if needed
                          if ((elem.ownerDocument || elem) !== document) {
                              setDocument(elem);
                          }
  
                          // Make sure that attribute selectors are quoted
                          expr = expr.replace(rattributeQuotes, "='$1']");
  
                          if (support.matchesSelector && documentIsHTML &&
                              !compilerCache[expr + " "] &&
                              (!rbuggyMatches || !rbuggyMatches.test(expr)) &&
                              (!rbuggyQSA || !rbuggyQSA.test(expr))) {
  
                              try {
                                  var ret = matches.call(elem, expr);
  
                                  // IE 9's matchesSelector returns false on disconnected nodes
                                  if (ret || support.disconnectedMatch ||
                                      // As well, disconnected nodes are said to be in a document
                                      // fragment in IE 9
                                      elem.document && elem.document.nodeType !== 11) {
                                      return ret;
                                  }
                              } catch (e) {}
                          }
  
                          return Sizzle(expr, document, null, [elem]).length > 0;
                      };
  
                      Sizzle.contains = function(context, elem) {
                          // Set document vars if needed
                          if ((context.ownerDocument || context) !== document) {
                              setDocument(context);
                          }
                          return contains(context, elem);
                      };
  
                      Sizzle.attr = function(elem, name) {
                          // Set document vars if needed
                          if ((elem.ownerDocument || elem) !== document) {
                              setDocument(elem);
                          }
  
                          var fn = Expr.attrHandle[name.toLowerCase()],
                              // Don't get fooled by Object.prototype properties (jQuery #13807)
                              val = fn && hasOwn.call(Expr.attrHandle, name.toLowerCase()) ?
                              fn(elem, name, !documentIsHTML) :
                              undefined;
  
                          return val !== undefined ?
                              val :
                              support.attributes || !documentIsHTML ?
                              elem.getAttribute(name) :
                              (val = elem.getAttributeNode(name)) && val.specified ?
                              val.value :
                              null;
                      };
  
                      Sizzle.error = function(msg) {
                          throw new Error("Syntax error, unrecognized expression: " + msg);
                      };
  
                      /**
                       * Document sorting and removing duplicates
                       * @param {ArrayLike} results
                       */
                      Sizzle.uniqueSort = function(results) {
                          var elem,
                              duplicates = [],
                              j = 0,
                              i = 0;
  
                          // Unless we *know* we can detect duplicates, assume their presence
                          hasDuplicate = !support.detectDuplicates;
                          sortInput = !support.sortStable && results.slice(0);
                          results.sort(sortOrder);
  
                          if (hasDuplicate) {
                              while ((elem = results[i++])) {
                                  if (elem === results[i]) {
                                      j = duplicates.push(i);
                                  }
                              }
                              while (j--) {
                                  results.splice(duplicates[j], 1);
                              }
                          }
  
                          // Clear input after sorting to release objects
                          // See https://github.com/jquery/sizzle/pull/225
                          sortInput = null;
  
                          return results;
                      };
  
                      /**
                       * Utility function for retrieving the text value of an array of DOM nodes
                       * @param {Array|Element} elem
                       */
                      getText = Sizzle.getText = function(elem) {
                          var node,
                              ret = "",
                              i = 0,
                              nodeType = elem.nodeType;
  
                          if (!nodeType) {
                              // If no nodeType, this is expected to be an array
                              while ((node = elem[i++])) {
                                  // Do not traverse comment nodes
                                  ret += getText(node);
                              }
                          } else if (nodeType === 1 || nodeType === 9 || nodeType === 11) {
                              // Use textContent for elements
                              // innerText usage removed for consistency of new lines (jQuery #11153)
                              if (typeof elem.textContent === "string") {
                                  return elem.textContent;
                              } else {
                                  // Traverse its children
                                  for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
                                      ret += getText(elem);
                                  }
                              }
                          } else if (nodeType === 3 || nodeType === 4) {
                              return elem.nodeValue;
                          }
                          // Do not include comment or processing instruction nodes
  
                          return ret;
                      };
  
                      Expr = Sizzle.selectors = {
  
                          // Can be adjusted by the user
                          cacheLength: 50,
  
                          createPseudo: markFunction,
  
                          match: matchExpr,
  
                          attrHandle: {},
  
                          find: {},
  
                          relative: {
                              ">": {
                                  dir: "parentNode",
                                  first: true
                              },
                              " ": {
                                  dir: "parentNode"
                              },
                              "+": {
                                  dir: "previousSibling",
                                  first: true
                              },
                              "~": {
                                  dir: "previousSibling"
                              }
                          },
  
                          preFilter: {
                              "ATTR": function(match) {
                                  match[1] = match[1].replace(runescape, funescape);
  
                                  // Move the given value to match[3] whether quoted or unquoted
                                  match[3] = (match[3] || match[4] || match[5] || "").replace(runescape, funescape);
  
                                  if (match[2] === "~=") {
                                      match[3] = " " + match[3] + " ";
                                  }
  
                                  return match.slice(0, 4);
                              },
  
                              "CHILD": function(match) {
                                  /* matches from matchExpr["CHILD"]
                                  	1 type (only|nth|...)
                                  	2 what (child|of-type)
                                  	3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
                                  	4 xn-component of xn+y argument ([+-]?\d*n|)
                                  	5 sign of xn-component
                                  	6 x of xn-component
                                  	7 sign of y-component
                                  	8 y of y-component
                                  */
                                  match[1] = match[1].toLowerCase();
  
                                  if (match[1].slice(0, 3) === "nth") {
                                      // nth-* requires argument
                                      if (!match[3]) {
                                          Sizzle.error(match[0]);
                                      }
  
                                      // numeric x and y parameters for Expr.filter.CHILD
                                      // remember that false/true cast respectively to 0/1
                                      match[4] = +(match[4] ? match[5] + (match[6] || 1) : 2 * (match[3] === "even" || match[3] === "odd"));
                                      match[5] = +((match[7] + match[8]) || match[3] === "odd");
  
                                      // other types prohibit arguments
                                  } else if (match[3]) {
                                      Sizzle.error(match[0]);
                                  }
  
                                  return match;
                              },
  
                              "PSEUDO": function(match) {
                                  var excess,
                                      unquoted = !match[6] && match[2];
  
                                  if (matchExpr["CHILD"].test(match[0])) {
                                      return null;
                                  }
  
                                  // Accept quoted arguments as-is
                                  if (match[3]) {
                                      match[2] = match[4] || match[5] || "";
  
                                      // Strip excess characters from unquoted arguments
                                  } else if (unquoted && rpseudo.test(unquoted) &&
                                      // Get excess from tokenize (recursively)
                                      (excess = tokenize(unquoted, true)) &&
                                      // advance to the next closing parenthesis
                                      (excess = unquoted.indexOf(")", unquoted.length - excess) - unquoted.length)) {
  
                                      // excess is a negative index
                                      match[0] = match[0].slice(0, excess);
                                      match[2] = unquoted.slice(0, excess);
                                  }
  
                                  // Return only captures needed by the pseudo filter method (type and argument)
                                  return match.slice(0, 3);
                              }
                          },
  
                          filter: {
  
                              "TAG": function(nodeNameSelector) {
                                  var nodeName = nodeNameSelector.replace(runescape, funescape).toLowerCase();
                                  return nodeNameSelector === "*" ?
                                      function() {
                                          return true;
                                      } :
                                      function(elem) {
                                          return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
                                      };
                              },
  
                              "CLASS": function(className) {
                                  var pattern = classCache[className + " "];
  
                                  return pattern ||
                                      (pattern = new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)")) &&
                                      classCache(className, function(elem) {
                                          return pattern.test(typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "");
                                      });
                              },
  
                              "ATTR": function(name, operator, check) {
                                  return function(elem) {
                                      var result = Sizzle.attr(elem, name);
  
                                      if (result == null) {
                                          return operator === "!=";
                                      }
                                      if (!operator) {
                                          return true;
                                      }
  
                                      result += "";
  
                                      return operator === "=" ? result === check :
                                          operator === "!=" ? result !== check :
                                          operator === "^=" ? check && result.indexOf(check) === 0 :
                                          operator === "*=" ? check && result.indexOf(check) > -1 :
                                          operator === "$=" ? check && result.slice(-check.length) === check :
                                          operator === "~=" ? (" " + result.replace(rwhitespace, " ") + " ").indexOf(check) > -1 :
                                          operator === "|=" ? result === check || result.slice(0, check.length + 1) === check + "-" :
                                          false;
                                  };
                              },
  
                              "CHILD": function(type, what, argument, first, last) {
                                  var simple = type.slice(0, 3) !== "nth",
                                      forward = type.slice(-4) !== "last",
                                      ofType = what === "of-type";
  
                                  return first === 1 && last === 0 ?
  
                                      // Shortcut for :nth-*(n)
                                      function(elem) {
                                          return !!elem.parentNode;
                                      } :
  
                                      function(elem, context, xml) {
                                          var cache, uniqueCache, outerCache, node, nodeIndex, start,
                                              dir = simple !== forward ? "nextSibling" : "previousSibling",
                                              parent = elem.parentNode,
                                              name = ofType && elem.nodeName.toLowerCase(),
                                              useCache = !xml && !ofType,
                                              diff = false;
  
                                          if (parent) {
  
                                              // :(first|last|only)-(child|of-type)
                                              if (simple) {
                                                  while (dir) {
                                                      node = elem;
                                                      while ((node = node[dir])) {
                                                          if (ofType ?
                                                              node.nodeName.toLowerCase() === name :
                                                              node.nodeType === 1) {
  
                                                              return false;
                                                          }
                                                      }
                                                      // Reverse direction for :only-* (if we haven't yet done so)
                                                      start = dir = type === "only" && !start && "nextSibling";
                                                  }
                                                  return true;
                                              }
  
                                              start = [forward ? parent.firstChild : parent.lastChild];
  
                                              // non-xml :nth-child(...) stores cache data on `parent`
                                              if (forward && useCache) {
  
                                                  // Seek `elem` from a previously-cached index
  
                                                  // ...in a gzip-friendly way
                                                  node = parent;
                                                  outerCache = node[expando] || (node[expando] = {});
  
                                                  // Support: IE <9 only
                                                  // Defend against cloned attroperties (jQuery gh-1709)
                                                  uniqueCache = outerCache[node.uniqueID] ||
                                                      (outerCache[node.uniqueID] = {});
  
                                                  cache = uniqueCache[type] || [];
                                                  nodeIndex = cache[0] === dirruns && cache[1];
                                                  diff = nodeIndex && cache[2];
                                                  node = nodeIndex && parent.childNodes[nodeIndex];
  
                                                  while ((node = ++nodeIndex && node && node[dir] ||
  
                                                          // Fallback to seeking `elem` from the start
                                                          (diff = nodeIndex = 0) || start.pop())) {
  
                                                      // When found, cache indexes on `parent` and break
                                                      if (node.nodeType === 1 && ++diff && node === elem) {
                                                          uniqueCache[type] = [dirruns, nodeIndex, diff];
                                                          break;
                                                      }
                                                  }
  
                                              } else {
                                                  // Use previously-cached element index if available
                                                  if (useCache) {
                                                      // ...in a gzip-friendly way
                                                      node = elem;
                                                      outerCache = node[expando] || (node[expando] = {});
  
                                                      // Support: IE <9 only
                                                      // Defend against cloned attroperties (jQuery gh-1709)
                                                      uniqueCache = outerCache[node.uniqueID] ||
                                                          (outerCache[node.uniqueID] = {});
  
                                                      cache = uniqueCache[type] || [];
                                                      nodeIndex = cache[0] === dirruns && cache[1];
                                                      diff = nodeIndex;
                                                  }
  
                                                  // xml :nth-child(...)
                                                  // or :nth-last-child(...) or :nth(-last)?-of-type(...)
                                                  if (diff === false) {
                                                      // Use the same loop as above to seek `elem` from the start
                                                      while ((node = ++nodeIndex && node && node[dir] ||
                                                              (diff = nodeIndex = 0) || start.pop())) {
  
                                                          if ((ofType ?
                                                                  node.nodeName.toLowerCase() === name :
                                                                  node.nodeType === 1) &&
                                                              ++diff) {
  
                                                              // Cache the index of each encountered element
                                                              if (useCache) {
                                                                  outerCache = node[expando] || (node[expando] = {});
  
                                                                  // Support: IE <9 only
                                                                  // Defend against cloned attroperties (jQuery gh-1709)
                                                                  uniqueCache = outerCache[node.uniqueID] ||
                                                                      (outerCache[node.uniqueID] = {});
  
                                                                  uniqueCache[type] = [dirruns, diff];
                                                              }
  
                                                              if (node === elem) {
                                                                  break;
                                                              }
                                                          }
                                                      }
                                                  }
                                              }
  
                                              // Incorporate the offset, then check against cycle size
                                              diff -= last;
                                              return diff === first || (diff % first === 0 && diff / first >= 0);
                                          }
                                      };
                              },
  
                              "PSEUDO": function(pseudo, argument) {
                                  // pseudo-class names are case-insensitive
                                  // http://www.w3.org/TR/selectors/#pseudo-classes
                                  // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
                                  // Remember that setFilters inherits from pseudos
                                  var args,
                                      fn = Expr.pseudos[pseudo] || Expr.setFilters[pseudo.toLowerCase()] ||
                                      Sizzle.error("unsupported pseudo: " + pseudo);
  
                                  // The user may use createPseudo to indicate that
                                  // arguments are needed to create the filter function
                                  // just as Sizzle does
                                  if (fn[expando]) {
                                      return fn(argument);
                                  }
  
                                  // But maintain support for old signatures
                                  if (fn.length > 1) {
                                      args = [pseudo, pseudo, "", argument];
                                      return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase()) ?
                                          markFunction(function(seed, matches) {
                                              var idx,
                                                  matched = fn(seed, argument),
                                                  i = matched.length;
                                              while (i--) {
                                                  idx = indexOf(seed, matched[i]);
                                                  seed[idx] = !(matches[idx] = matched[i]);
                                              }
                                          }) :
                                          function(elem) {
                                              return fn(elem, 0, args);
                                          };
                                  }
  
                                  return fn;
                              }
                          },
  
                          pseudos: {
                              // Potentially complex pseudos
                              "not": markFunction(function(selector) {
                                  // Trim the selector passed to compile
                                  // to avoid treating leading and trailing
                                  // spaces as combinators
                                  var input = [],
                                      results = [],
                                      matcher = compile(selector.replace(rtrim, "$1"));
  
                                  return matcher[expando] ?
                                      markFunction(function(seed, matches, context, xml) {
                                          var elem,
                                              unmatched = matcher(seed, null, xml, []),
                                              i = seed.length;
  
                                          // Match elements unmatched by `matcher`
                                          while (i--) {
                                              if ((elem = unmatched[i])) {
                                                  seed[i] = !(matches[i] = elem);
                                              }
                                          }
                                      }) :
                                      function(elem, context, xml) {
                                          input[0] = elem;
                                          matcher(input, null, xml, results);
                                          // Don't keep the element (issue #299)
                                          input[0] = null;
                                          return !results.pop();
                                      };
                              }),
  
                              "has": markFunction(function(selector) {
                                  return function(elem) {
                                      return Sizzle(selector, elem).length > 0;
                                  };
                              }),
  
                              "contains": markFunction(function(text) {
                                  text = text.replace(runescape, funescape);
                                  return function(elem) {
                                      return (elem.textContent || elem.innerText || getText(elem)).indexOf(text) > -1;
                                  };
                              }),
  
                              // "Whether an element is represented by a :lang() selector
                              // is based solely on the element's language value
                              // being equal to the identifier C,
                              // or beginning with the identifier C immediately followed by "-".
                              // The matching of C against the element's language value is performed case-insensitively.
                              // The identifier C does not have to be a valid language name."
                              // http://www.w3.org/TR/selectors/#lang-pseudo
                              "lang": markFunction(function(lang) {
                                  // lang value must be a valid identifier
                                  if (!ridentifier.test(lang || "")) {
                                      Sizzle.error("unsupported lang: " + lang);
                                  }
                                  lang = lang.replace(runescape, funescape).toLowerCase();
                                  return function(elem) {
                                      var elemLang;
                                      do {
                                          if ((elemLang = documentIsHTML ?
                                                  elem.lang :
                                                  elem.getAttribute("xml:lang") || elem.getAttribute("lang"))) {
  
                                              elemLang = elemLang.toLowerCase();
                                              return elemLang === lang || elemLang.indexOf(lang + "-") === 0;
                                          }
                                      } while ((elem = elem.parentNode) && elem.nodeType === 1);
                                      return false;
                                  };
                              }),
  
                              // Miscellaneous
                              "target": function(elem) {
                                  var hash = window.location && window.location.hash;
                                  return hash && hash.slice(1) === elem.id;
                              },
  
                              "root": function(elem) {
                                  return elem === docElem;
                              },
  
                              "focus": function(elem) {
                                  return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
                              },
  
                              // Boolean properties
                              "enabled": function(elem) {
                                  return elem.disabled === false;
                              },
  
                              "disabled": function(elem) {
                                  return elem.disabled === true;
                              },
  
                              "checked": function(elem) {
                                  // In CSS3, :checked should return both checked and selected elements
                                  // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
                                  var nodeName = elem.nodeName.toLowerCase();
                                  return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
                              },
  
                              "selected": function(elem) {
                                  // Accessing this property makes selected-by-default
                                  // options in Safari work properly
                                  if (elem.parentNode) {
                                      elem.parentNode.selectedIndex;
                                  }
  
                                  return elem.selected === true;
                              },
  
                              // Contents
                              "empty": function(elem) {
                                  // http://www.w3.org/TR/selectors/#empty-pseudo
                                  // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5),
                                  //   but not by others (comment: 8; processing instruction: 7; etc.)
                                  // nodeType < 6 works because attributes (2) do not appear as children
                                  for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
                                      if (elem.nodeType < 6) {
                                          return false;
                                      }
                                  }
                                  return true;
                              },
  
                              "parent": function(elem) {
                                  return !Expr.pseudos["empty"](elem);
                              },
  
                              // Element/input types
                              "header": function(elem) {
                                  return rheader.test(elem.nodeName);
                              },
  
                              "input": function(elem) {
                                  return rinputs.test(elem.nodeName);
                              },
  
                              "button": function(elem) {
                                  var name = elem.nodeName.toLowerCase();
                                  return name === "input" && elem.type === "button" || name === "button";
                              },
  
                              "text": function(elem) {
                                  var attr;
                                  return elem.nodeName.toLowerCase() === "input" &&
                                      elem.type === "text" &&
  
                                      // Support: IE<8
                                      // New HTML5 attribute values (e.g., "search") appear with elem.type === "text"
                                      ((attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text");
                              },
  
                              // Position-in-collection
                              "first": createPositionalPseudo(function() {
                                  return [0];
                              }),
  
                              "last": createPositionalPseudo(function(matchIndexes, length) {
                                  return [length - 1];
                              }),
  
                              "eq": createPositionalPseudo(function(matchIndexes, length, argument) {
                                  return [argument < 0 ? argument + length : argument];
                              }),
  
                              "even": createPositionalPseudo(function(matchIndexes, length) {
                                  var i = 0;
                                  for (; i < length; i += 2) {
                                      matchIndexes.push(i);
                                  }
                                  return matchIndexes;
                              }),
  
                              "odd": createPositionalPseudo(function(matchIndexes, length) {
                                  var i = 1;
                                  for (; i < length; i += 2) {
                                      matchIndexes.push(i);
                                  }
                                  return matchIndexes;
                              }),
  
                              "lt": createPositionalPseudo(function(matchIndexes, length, argument) {
                                  var i = argument < 0 ? argument + length : argument;
                                  for (; --i >= 0;) {
                                      matchIndexes.push(i);
                                  }
                                  return matchIndexes;
                              }),
  
                              "gt": createPositionalPseudo(function(matchIndexes, length, argument) {
                                  var i = argument < 0 ? argument + length : argument;
                                  for (; ++i < length;) {
                                      matchIndexes.push(i);
                                  }
                                  return matchIndexes;
                              })
                          }
                      };
  
                      Expr.pseudos["nth"] = Expr.pseudos["eq"];
  
                      // Add button/input type pseudos
                      for (i in {
                              radio: true,
                              checkbox: true,
                              file: true,
                              password: true,
                              image: true
                          }) {
                          Expr.pseudos[i] = createInputPseudo(i);
                      }
                      for (i in {
                              submit: true,
                              reset: true
                          }) {
                          Expr.pseudos[i] = createButtonPseudo(i);
                      }
  
                      // Easy API for creating new setFilters
                      function setFilters() {}
                      setFilters.prototype = Expr.filters = Expr.pseudos;
                      Expr.setFilters = new setFilters();
  
                      tokenize = Sizzle.tokenize = function(selector, parseOnly) {
                          var matched, match, tokens, type,
                              soFar, groups, preFilters,
                              cached = tokenCache[selector + " "];
  
                          if (cached) {
                              return parseOnly ? 0 : cached.slice(0);
                          }
  
                          soFar = selector;
                          groups = [];
                          preFilters = Expr.preFilter;
  
                          while (soFar) {
  
                              // Comma and first run
                              if (!matched || (match = rcomma.exec(soFar))) {
                                  if (match) {
                                      // Don't consume trailing commas as valid
                                      soFar = soFar.slice(match[0].length) || soFar;
                                  }
                                  groups.push((tokens = []));
                              }
  
                              matched = false;
  
                              // Combinators
                              if ((match = rcombinators.exec(soFar))) {
                                  matched = match.shift();
                                  tokens.push({
                                      value: matched,
                                      // Cast descendant combinators to space
                                      type: match[0].replace(rtrim, " ")
                                  });
                                  soFar = soFar.slice(matched.length);
                              }
  
                              // Filters
                              for (type in Expr.filter) {
                                  if ((match = matchExpr[type].exec(soFar)) && (!preFilters[type] ||
                                          (match = preFilters[type](match)))) {
                                      matched = match.shift();
                                      tokens.push({
                                          value: matched,
                                          type: type,
                                          matches: match
                                      });
                                      soFar = soFar.slice(matched.length);
                                  }
                              }
  
                              if (!matched) {
                                  break;
                              }
                          }
  
                          // Return the length of the invalid excess
                          // if we're just parsing
                          // Otherwise, throw an error or return tokens
                          return parseOnly ?
                              soFar.length :
                              soFar ?
                              Sizzle.error(selector) :
                              // Cache the tokens
                              tokenCache(selector, groups).slice(0);
                      };
  
                      function toSelector(tokens) {
                          var i = 0,
                              len = tokens.length,
                              selector = "";
                          for (; i < len; i++) {
                              selector += tokens[i].value;
                          }
                          return selector;
                      }
  
                      function addCombinator(matcher, combinator, base) {
                          var dir = combinator.dir,
                              checkNonElements = base && dir === "parentNode",
                              doneName = done++;
  
                          return combinator.first ?
                              // Check against closest ancestor/preceding element
                              function(elem, context, xml) {
                                  while ((elem = elem[dir])) {
                                      if (elem.nodeType === 1 || checkNonElements) {
                                          return matcher(elem, context, xml);
                                      }
                                  }
                              } :
  
                              // Check against all ancestor/preceding elements
                              function(elem, context, xml) {
                                  var oldCache, uniqueCache, outerCache,
                                      newCache = [dirruns, doneName];
  
                                  // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching
                                  if (xml) {
                                      while ((elem = elem[dir])) {
                                          if (elem.nodeType === 1 || checkNonElements) {
                                              if (matcher(elem, context, xml)) {
                                                  return true;
                                              }
                                          }
                                      }
                                  } else {
                                      while ((elem = elem[dir])) {
                                          if (elem.nodeType === 1 || checkNonElements) {
                                              outerCache = elem[expando] || (elem[expando] = {});
  
                                              // Support: IE <9 only
                                              // Defend against cloned attroperties (jQuery gh-1709)
                                              uniqueCache = outerCache[elem.uniqueID] || (outerCache[elem.uniqueID] = {});
  
                                              if ((oldCache = uniqueCache[dir]) &&
                                                  oldCache[0] === dirruns && oldCache[1] === doneName) {
  
                                                  // Assign to newCache so results back-propagate to previous elements
                                                  return (newCache[2] = oldCache[2]);
                                              } else {
                                                  // Reuse newcache so results back-propagate to previous elements
                                                  uniqueCache[dir] = newCache;
  
                                                  // A match means we're done; a fail means we have to keep checking
                                                  if ((newCache[2] = matcher(elem, context, xml))) {
                                                      return true;
                                                  }
                                              }
                                          }
                                      }
                                  }
                              };
                      }
  
                      function elementMatcher(matchers) {
                          return matchers.length > 1 ?
                              function(elem, context, xml) {
                                  var i = matchers.length;
                                  while (i--) {
                                      if (!matchers[i](elem, context, xml)) {
                                          return false;
                                      }
                                  }
                                  return true;
                              } :
                              matchers[0];
                      }
  
                      function multipleContexts(selector, contexts, results) {
                          var i = 0,
                              len = contexts.length;
                          for (; i < len; i++) {
                              Sizzle(selector, contexts[i], results);
                          }
                          return results;
                      }
  
                      function condense(unmatched, map, filter, context, xml) {
                          var elem,
                              newUnmatched = [],
                              i = 0,
                              len = unmatched.length,
                              mapped = map != null;
  
                          for (; i < len; i++) {
                              if ((elem = unmatched[i])) {
                                  if (!filter || filter(elem, context, xml)) {
                                      newUnmatched.push(elem);
                                      if (mapped) {
                                          map.push(i);
                                      }
                                  }
                              }
                          }
  
                          return newUnmatched;
                      }
  
                      function setMatcher(preFilter, selector, matcher, postFilter, postFinder, postSelector) {
                          if (postFilter && !postFilter[expando]) {
                              postFilter = setMatcher(postFilter);
                          }
                          if (postFinder && !postFinder[expando]) {
                              postFinder = setMatcher(postFinder, postSelector);
                          }
                          return markFunction(function(seed, results, context, xml) {
                              var temp, i, elem,
                                  preMap = [],
                                  postMap = [],
                                  preexisting = results.length,
  
                                  // Get initial elements from seed or context
                                  elems = seed || multipleContexts(selector || "*", context.nodeType ? [context] : context, []),
  
                                  // Prefilter to get matcher input, preserving a map for seed-results synchronization
                                  matcherIn = preFilter && (seed || !selector) ?
                                  condense(elems, preMap, preFilter, context, xml) :
                                  elems,
  
                                  matcherOut = matcher ?
                                  // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
                                  postFinder || (seed ? preFilter : preexisting || postFilter) ?
  
                                  // ...intermediate processing is necessary
                                  [] :
  
                                  // ...otherwise use results directly
                                  results :
                                  matcherIn;
  
                              // Find primary matches
                              if (matcher) {
                                  matcher(matcherIn, matcherOut, context, xml);
                              }
  
                              // Apply postFilter
                              if (postFilter) {
                                  temp = condense(matcherOut, postMap);
                                  postFilter(temp, [], context, xml);
  
                                  // Un-match failing elements by moving them back to matcherIn
                                  i = temp.length;
                                  while (i--) {
                                      if ((elem = temp[i])) {
                                          matcherOut[postMap[i]] = !(matcherIn[postMap[i]] = elem);
                                      }
                                  }
                              }
  
                              if (seed) {
                                  if (postFinder || preFilter) {
                                      if (postFinder) {
                                          // Get the final matcherOut by condensing this intermediate into postFinder contexts
                                          temp = [];
                                          i = matcherOut.length;
                                          while (i--) {
                                              if ((elem = matcherOut[i])) {
                                                  // Restore matcherIn since elem is not yet a final match
                                                  temp.push((matcherIn[i] = elem));
                                              }
                                          }
                                          postFinder(null, (matcherOut = []), temp, xml);
                                      }
  
                                      // Move matched elements from seed to results to keep them synchronized
                                      i = matcherOut.length;
                                      while (i--) {
                                          if ((elem = matcherOut[i]) &&
                                              (temp = postFinder ? indexOf(seed, elem) : preMap[i]) > -1) {
  
                                              seed[temp] = !(results[temp] = elem);
                                          }
                                      }
                                  }
  
                                  // Add elements to results, through postFinder if defined
                              } else {
                                  matcherOut = condense(
                                      matcherOut === results ?
                                      matcherOut.splice(preexisting, matcherOut.length) :
                                      matcherOut
                                  );
                                  if (postFinder) {
                                      postFinder(null, results, matcherOut, xml);
                                  } else {
                                      push.apply(results, matcherOut);
                                  }
                              }
                          });
                      }
  
                      function matcherFromTokens(tokens) {
                          var checkContext, matcher, j,
                              len = tokens.length,
                              leadingRelative = Expr.relative[tokens[0].type],
                              implicitRelative = leadingRelative || Expr.relative[" "],
                              i = leadingRelative ? 1 : 0,
  
                              // The foundational matcher ensures that elements are reachable from top-level context(s)
                              matchContext = addCombinator(function(elem) {
                                  return elem === checkContext;
                              }, implicitRelative, true),
                              matchAnyContext = addCombinator(function(elem) {
                                  return indexOf(checkContext, elem) > -1;
                              }, implicitRelative, true),
                              matchers = [function(elem, context, xml) {
                                  var ret = (!leadingRelative && (xml || context !== outermostContext)) || (
                                      (checkContext = context).nodeType ?
                                      matchContext(elem, context, xml) :
                                      matchAnyContext(elem, context, xml));
                                  // Avoid hanging onto element (issue #299)
                                  checkContext = null;
                                  return ret;
                              }];
  
                          for (; i < len; i++) {
                              if ((matcher = Expr.relative[tokens[i].type])) {
                                  matchers = [addCombinator(elementMatcher(matchers), matcher)];
                              } else {
                                  matcher = Expr.filter[tokens[i].type].apply(null, tokens[i].matches);
  
                                  // Return special upon seeing a positional matcher
                                  if (matcher[expando]) {
                                      // Find the next relative operator (if any) for proper handling
                                      j = ++i;
                                      for (; j < len; j++) {
                                          if (Expr.relative[tokens[j].type]) {
                                              break;
                                          }
                                      }
                                      return setMatcher(
                                          i > 1 && elementMatcher(matchers),
                                          i > 1 && toSelector(
                                              // If the preceding token was a descendant combinator, insert an implicit any-element `*`
                                              tokens.slice(0, i - 1).concat({
                                                  value: tokens[i - 2].type === " " ? "*" : ""
                                              })
                                          ).replace(rtrim, "$1"),
                                          matcher,
                                          i < j && matcherFromTokens(tokens.slice(i, j)),
                                          j < len && matcherFromTokens((tokens = tokens.slice(j))),
                                          j < len && toSelector(tokens)
                                      );
                                  }
                                  matchers.push(matcher);
                              }
                          }
  
                          return elementMatcher(matchers);
                      }
  
                      function matcherFromGroupMatchers(elementMatchers, setMatchers) {
                          var bySet = setMatchers.length > 0,
                              byElement = elementMatchers.length > 0,
                              superMatcher = function(seed, context, xml, results, outermost) {
                                  var elem, j, matcher,
                                      matchedCount = 0,
                                      i = "0",
                                      unmatched = seed && [],
                                      setMatched = [],
                                      contextBackup = outermostContext,
                                      // We must always have either seed elements or outermost context
                                      elems = seed || byElement && Expr.find["TAG"]("*", outermost),
                                      // Use integer dirruns iff this is the outermost matcher
                                      dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
                                      len = elems.length;
  
                                  if (outermost) {
                                      outermostContext = context === document || context || outermost;
                                  }
  
                                  // Add elements passing elementMatchers directly to results
                                  // Support: IE<9, Safari
                                  // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
                                  for (; i !== len && (elem = elems[i]) != null; i++) {
                                      if (byElement && elem) {
                                          j = 0;
                                          if (!context && elem.ownerDocument !== document) {
                                              setDocument(elem);
                                              xml = !documentIsHTML;
                                          }
                                          while ((matcher = elementMatchers[j++])) {
                                              if (matcher(elem, context || document, xml)) {
                                                  results.push(elem);
                                                  break;
                                              }
                                          }
                                          if (outermost) {
                                              dirruns = dirrunsUnique;
                                          }
                                      }
  
                                      // Track unmatched elements for set filters
                                      if (bySet) {
                                          // They will have gone through all possible matchers
                                          if ((elem = !matcher && elem)) {
                                              matchedCount--;
                                          }
  
                                          // Lengthen the array for every element, matched or not
                                          if (seed) {
                                              unmatched.push(elem);
                                          }
                                      }
                                  }
  
                                  // `i` is now the count of elements visited above, and adding it to `matchedCount`
                                  // makes the latter nonnegative.
                                  matchedCount += i;
  
                                  // Apply set filters to unmatched elements
                                  // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount`
                                  // equals `i`), unless we didn't visit _any_ elements in the above loop because we have
                                  // no element matchers and no seed.
                                  // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that
                                  // case, which will result in a "00" `matchedCount` that differs from `i` but is also
                                  // numerically zero.
                                  if (bySet && i !== matchedCount) {
                                      j = 0;
                                      while ((matcher = setMatchers[j++])) {
                                          matcher(unmatched, setMatched, context, xml);
                                      }
  
                                      if (seed) {
                                          // Reintegrate element matches to eliminate the need for sorting
                                          if (matchedCount > 0) {
                                              while (i--) {
                                                  if (!(unmatched[i] || setMatched[i])) {
                                                      setMatched[i] = pop.call(results);
                                                  }
                                              }
                                          }
  
                                          // Discard index placeholder values to get only actual matches
                                          setMatched = condense(setMatched);
                                      }
  
                                      // Add matches to results
                                      push.apply(results, setMatched);
  
                                      // Seedless set matches succeeding multiple successful matchers stipulate sorting
                                      if (outermost && !seed && setMatched.length > 0 &&
                                          (matchedCount + setMatchers.length) > 1) {
  
                                          Sizzle.uniqueSort(results);
                                      }
                                  }
  
                                  // Override manipulation of globals by nested matchers
                                  if (outermost) {
                                      dirruns = dirrunsUnique;
                                      outermostContext = contextBackup;
                                  }
  
                                  return unmatched;
                              };
  
                          return bySet ?
                              markFunction(superMatcher) :
                              superMatcher;
                      }
  
                      compile = Sizzle.compile = function(selector, match /* Internal Use Only */ ) {
                          var i,
                              setMatchers = [],
                              elementMatchers = [],
                              cached = compilerCache[selector + " "];
  
                          if (!cached) {
                              // Generate a function of recursive functions that can be used to check each element
                              if (!match) {
                                  match = tokenize(selector);
                              }
                              i = match.length;
                              while (i--) {
                                  cached = matcherFromTokens(match[i]);
                                  if (cached[expando]) {
                                      setMatchers.push(cached);
                                  } else {
                                      elementMatchers.push(cached);
                                  }
                              }
  
                              // Cache the compiled function
                              cached = compilerCache(selector, matcherFromGroupMatchers(elementMatchers, setMatchers));
  
                              // Save selector and tokenization
                              cached.selector = selector;
                          }
                          return cached;
                      };
  
                      /**
                       * A low-level selection function that works with Sizzle's compiled
                       *  selector functions
                       * @param {String|Function} selector A selector or a pre-compiled
                       *  selector function built with Sizzle.compile
                       * @param {Element} context
                       * @param {Array} [results]
                       * @param {Array} [seed] A set of elements to match against
                       */
                      select = Sizzle.select = function(selector, context, results, seed) {
                          var i, tokens, token, type, find,
                              compiled = typeof selector === "function" && selector,
                              match = !seed && tokenize((selector = compiled.selector || selector));
  
                          results = results || [];
  
                          // Try to minimize operations if there is only one selector in the list and no seed
                          // (the latter of which guarantees us context)
                          if (match.length === 1) {
  
                              // Reduce context if the leading compound selector is an ID
                              tokens = match[0] = match[0].slice(0);
                              if (tokens.length > 2 && (token = tokens[0]).type === "ID" &&
                                  support.getById && context.nodeType === 9 && documentIsHTML &&
                                  Expr.relative[tokens[1].type]) {
  
                                  context = (Expr.find["ID"](token.matches[0].replace(runescape, funescape), context) || [])[0];
                                  if (!context) {
                                      return results;
  
                                      // Precompiled matchers will still verify ancestry, so step up a level
                                  } else if (compiled) {
                                      context = context.parentNode;
                                  }
  
                                  selector = selector.slice(tokens.shift().value.length);
                              }
  
                              // Fetch a seed set for right-to-left matching
                              i = matchExpr["needsContext"].test(selector) ? 0 : tokens.length;
                              while (i--) {
                                  token = tokens[i];
  
                                  // Abort if we hit a combinator
                                  if (Expr.relative[(type = token.type)]) {
                                      break;
                                  }
                                  if ((find = Expr.find[type])) {
                                      // Search, expanding context for leading sibling combinators
                                      if ((seed = find(
                                              token.matches[0].replace(runescape, funescape),
                                              rsibling.test(tokens[0].type) && testContext(context.parentNode) || context
                                          ))) {
  
                                          // If seed is empty or no tokens remain, we can return early
                                          tokens.splice(i, 1);
                                          selector = seed.length && toSelector(tokens);
                                          if (!selector) {
                                              push.apply(results, seed);
                                              return results;
                                          }
  
                                          break;
                                      }
                                  }
                              }
                          }
  
                          // Compile and execute a filtering function if one is not provided
                          // Provide `match` to avoid retokenization if we modified the selector above
                          (compiled || compile(selector, match))(
                              seed,
                              context, !documentIsHTML,
                              results, !context || rsibling.test(selector) && testContext(context.parentNode) || context
                          );
                          return results;
                      };
  
                      // One-time assignments
  
                      // Sort stability
                      support.sortStable = expando.split("").sort(sortOrder).join("") === expando;
  
                      // Support: Chrome 14-35+
                      // Always assume duplicates if they aren't passed to the comparison function
                      support.detectDuplicates = !!hasDuplicate;
  
                      // Initialize against the default document
                      setDocument();
  
                      // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
                      // Detached nodes confoundingly follow *each other*
                      support.sortDetached = assert(function(div1) {
                          // Should return 1, but returns 4 (following)
                          return div1.compareDocumentPosition(document.createElement("div")) & 1;
                      });
  
                      // Support: IE<8
                      // Prevent attribute/property "interpolation"
                      // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
                      if (!assert(function(div) {
                              div.innerHTML = "<a href='#'></a>";
                              return div.firstChild.getAttribute("href") === "#";
                          })) {
                          addHandle("type|href|height|width", function(elem, name, isXML) {
                              if (!isXML) {
                                  return elem.getAttribute(name, name.toLowerCase() === "type" ? 1 : 2);
                              }
                          });
                      }
  
                      // Support: IE<9
                      // Use defaultValue in place of getAttribute("value")
                      if (!support.attributes || !assert(function(div) {
                              div.innerHTML = "<input/>";
                              div.firstChild.setAttribute("value", "");
                              return div.firstChild.getAttribute("value") === "";
                          })) {
                          addHandle("value", function(elem, name, isXML) {
                              if (!isXML && elem.nodeName.toLowerCase() === "input") {
                                  return elem.defaultValue;
                              }
                          });
                      }
  
                      // Support: IE<9
                      // Use getAttributeNode to fetch booleans when getAttribute lies
                      if (!assert(function(div) {
                              return div.getAttribute("disabled") == null;
                          })) {
                          addHandle(booleans, function(elem, name, isXML) {
                              var val;
                              if (!isXML) {
                                  return elem[name] === true ? name.toLowerCase() :
                                      (val = elem.getAttributeNode(name)) && val.specified ?
                                      val.value :
                                      null;
                              }
                          });
                      }
  
                      return Sizzle;
  
                  })(window);
  
  
  
              jQuery.find = Sizzle;
              jQuery.expr = Sizzle.selectors;
              jQuery.expr[":"] = jQuery.expr.pseudos;
              jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort;
              jQuery.text = Sizzle.getText;
              jQuery.isXMLDoc = Sizzle.isXML;
              jQuery.contains = Sizzle.contains;
  
  
  
              var dir = function(elem, dir, until) {
                  var matched = [],
                      truncate = until !== undefined;
  
                  while ((elem = elem[dir]) && elem.nodeType !== 9) {
                      if (elem.nodeType === 1) {
                          if (truncate && jQuery(elem).is(until)) {
                              break;
                          }
                          matched.push(elem);
                      }
                  }
                  return matched;
              };
  
  
              var siblings = function(n, elem) {
                  var matched = [];
  
                  for (; n; n = n.nextSibling) {
                      if (n.nodeType === 1 && n !== elem) {
                          matched.push(n);
                      }
                  }
  
                  return matched;
              };
  
  
              var rneedsContext = jQuery.expr.match.needsContext;
  
              var rsingleTag = (/^<([\w-]+)\s*\/?>(?:<\/\1>|)$/);
  
  
  
              var risSimple = /^.[^:#\[\.,]*$/;
  
              // Implement the identical functionality for filter and not
              function winnow(elements, qualifier, not) {
                  if (jQuery.isFunction(qualifier)) {
                      return jQuery.grep(elements, function(elem, i) {
                          /* jshint -W018 */
                          return !!qualifier.call(elem, i, elem) !== not;
                      });
  
                  }
  
                  if (qualifier.nodeType) {
                      return jQuery.grep(elements, function(elem) {
                          return (elem === qualifier) !== not;
                      });
  
                  }
  
                  if (typeof qualifier === "string") {
                      if (risSimple.test(qualifier)) {
                          return jQuery.filter(qualifier, elements, not);
                      }
  
                      qualifier = jQuery.filter(qualifier, elements);
                  }
  
                  return jQuery.grep(elements, function(elem) {
                      return (jQuery.inArray(elem, qualifier) > -1) !== not;
                  });
              }
  
              jQuery.filter = function(expr, elems, not) {
                  var elem = elems[0];
  
                  if (not) {
                      expr = ":not(" + expr + ")";
                  }
  
                  return elems.length === 1 && elem.nodeType === 1 ?
                      jQuery.find.matchesSelector(elem, expr) ? [elem] : [] :
                      jQuery.find.matches(expr, jQuery.grep(elems, function(elem) {
                          return elem.nodeType === 1;
                      }));
              };
  
              jQuery.fn.extend({
                  find: function(selector) {
                      var i,
                          ret = [],
                          self = this,
                          len = self.length;
  
                      if (typeof selector !== "string") {
                          return this.pushStack(jQuery(selector).filter(function() {
                              for (i = 0; i < len; i++) {
                                  if (jQuery.contains(self[i], this)) {
                                      return true;
                                  }
                              }
                          }));
                      }
  
                      for (i = 0; i < len; i++) {
                          jQuery.find(selector, self[i], ret);
                      }
  
                      // Needed because $( selector, context ) becomes $( context ).find( selector )
                      ret = this.pushStack(len > 1 ? jQuery.unique(ret) : ret);
                      ret.selector = this.selector ? this.selector + " " + selector : selector;
                      return ret;
                  },
                  filter: function(selector) {
                      return this.pushStack(winnow(this, selector || [], false));
                  },
                  not: function(selector) {
                      return this.pushStack(winnow(this, selector || [], true));
                  },
                  is: function(selector) {
                      return !!winnow(
                          this,
  
                          // If this is a positional/relative selector, check membership in the returned set
                          // so $("p:first").is("p:last") won't return true for a doc with two "p".
                          typeof selector === "string" && rneedsContext.test(selector) ?
                          jQuery(selector) :
                          selector || [],
                          false
                      ).length;
                  }
              });
  
  
              // Initialize a jQuery object
  
  
              // A central reference to the root jQuery(document)
              var rootjQuery,
  
                  // A simple way to check for HTML strings
                  // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
                  // Strict HTML recognition (#11290: must start with <)
                  rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,
  
                  init = jQuery.fn.init = function(selector, context, root) {
                      var match, elem;
  
                      // HANDLE: $(""), $(null), $(undefined), $(false)
                      if (!selector) {
                          return this;
                      }
  
                      // init accepts an alternate rootjQuery
                      // so migrate can support jQuery.sub (gh-2101)
                      root = root || rootjQuery;
  
                      // Handle HTML strings
                      if (typeof selector === "string") {
                          if (selector.charAt(0) === "<" &&
                              selector.charAt(selector.length - 1) === ">" &&
                              selector.length >= 3) {
  
                              // Assume that strings that start and end with <> are HTML and skip the regex check
                              match = [null, selector, null];
  
                          } else {
                              match = rquickExpr.exec(selector);
                          }
  
                          // Match html or make sure no context is specified for #id
                          if (match && (match[1] || !context)) {
  
                              // HANDLE: $(html) -> $(array)
                              if (match[1]) {
                                  context = context instanceof jQuery ? context[0] : context;
  
                                  // scripts is true for back-compat
                                  // Intentionally let the error be thrown if parseHTML is not present
                                  jQuery.merge(this, jQuery.parseHTML(
                                      match[1],
                                      context && context.nodeType ? context.ownerDocument || context : document,
                                      true
                                  ));
  
                                  // HANDLE: $(html, props)
                                  if (rsingleTag.test(match[1]) && jQuery.isPlainObject(context)) {
                                      for (match in context) {
  
                                          // Properties of context are called as methods if possible
                                          if (jQuery.isFunction(this[match])) {
                                              this[match](context[match]);
  
                                              // ...and otherwise set as attributes
                                          } else {
                                              this.attr(match, context[match]);
                                          }
                                      }
                                  }
  
                                  return this;
  
                                  // HANDLE: $(#id)
                              } else {
                                  elem = document.getElementById(match[2]);
  
                                  // Check parentNode to catch when Blackberry 4.6 returns
                                  // nodes that are no longer in the document #6963
                                  if (elem && elem.parentNode) {
  
                                      // Handle the case where IE and Opera return items
                                      // by name instead of ID
                                      if (elem.id !== match[2]) {
                                          return rootjQuery.find(selector);
                                      }
  
                                      // Otherwise, we inject the element directly into the jQuery object
                                      this.length = 1;
                                      this[0] = elem;
                                  }
  
                                  this.context = document;
                                  this.selector = selector;
                                  return this;
                              }
  
                              // HANDLE: $(expr, $(...))
                          } else if (!context || context.jquery) {
                              return (context || root).find(selector);
  
                              // HANDLE: $(expr, context)
                              // (which is just equivalent to: $(context).find(expr)
                          } else {
                              return this.constructor(context).find(selector);
                          }
  
                          // HANDLE: $(DOMElement)
                      } else if (selector.nodeType) {
                          this.context = this[0] = selector;
                          this.length = 1;
                          return this;
  
                          // HANDLE: $(function)
                          // Shortcut for document ready
                      } else if (jQuery.isFunction(selector)) {
                          return typeof root.ready !== "undefined" ?
                              root.ready(selector) :
  
                              // Execute immediately if ready is not present
                              selector(jQuery);
                      }
  
                      if (selector.selector !== undefined) {
                          this.selector = selector.selector;
                          this.context = selector.context;
                      }
  
                      return jQuery.makeArray(selector, this);
                  };
  
              // Give the init function the jQuery prototype for later instantiation
              init.prototype = jQuery.fn;
  
              // Initialize central reference
              rootjQuery = jQuery(document);
  
  
              var rparentsprev = /^(?:parents|prev(?:Until|All))/,
  
                  // methods guaranteed to produce a unique set when starting from a unique set
                  guaranteedUnique = {
                      children: true,
                      contents: true,
                      next: true,
                      prev: true
                  };
  
              jQuery.fn.extend({
                  has: function(target) {
                      var i,
                          targets = jQuery(target, this),
                          len = targets.length;
  
                      return this.filter(function() {
                          for (i = 0; i < len; i++) {
                              if (jQuery.contains(this, targets[i])) {
                                  return true;
                              }
                          }
                      });
                  },
  
                  closest: function(selectors, context) {
                      var cur,
                          i = 0,
                          l = this.length,
                          matched = [],
                          pos = rneedsContext.test(selectors) || typeof selectors !== "string" ?
                          jQuery(selectors, context || this.context) :
                          0;
  
                      for (; i < l; i++) {
                          for (cur = this[i]; cur && cur !== context; cur = cur.parentNode) {
  
                              // Always skip document fragments
                              if (cur.nodeType < 11 && (pos ?
                                      pos.index(cur) > -1 :
  
                                      // Don't pass non-elements to Sizzle
                                      cur.nodeType === 1 &&
                                      jQuery.find.matchesSelector(cur, selectors))) {
  
                                  matched.push(cur);
                                  break;
                              }
                          }
                      }
  
                      return this.pushStack(matched.length > 1 ? jQuery.uniqueSort(matched) : matched);
                  },
  
                  // Determine the position of an element within
                  // the matched set of elements
                  index: function(elem) {
  
                      // No argument, return index in parent
                      if (!elem) {
                          return (this[0] && this[0].parentNode) ? this.first().prevAll().length : -1;
                      }
  
                      // index in selector
                      if (typeof elem === "string") {
                          return jQuery.inArray(this[0], jQuery(elem));
                      }
  
                      // Locate the position of the desired element
                      return jQuery.inArray(
  
                          // If it receives a jQuery object, the first element is used
                          elem.jquery ? elem[0] : elem, this);
                  },
  
                  add: function(selector, context) {
                      return this.pushStack(
                          jQuery.uniqueSort(
                              jQuery.merge(this.get(), jQuery(selector, context))
                          )
                      );
                  },
  
                  addBack: function(selector) {
                      return this.add(selector == null ?
                          this.prevObject : this.prevObject.filter(selector)
                      );
                  }
              });
  
              function sibling(cur, dir) {
                  do {
                      cur = cur[dir];
                  } while (cur && cur.nodeType !== 1);
  
                  return cur;
              }
  
              jQuery.each({
                  parent: function(elem) {
                      var parent = elem.parentNode;
                      return parent && parent.nodeType !== 11 ? parent : null;
                  },
                  parents: function(elem) {
                      return dir(elem, "parentNode");
                  },
                  parentsUntil: function(elem, i, until) {
                      return dir(elem, "parentNode", until);
                  },
                  next: function(elem) {
                      return sibling(elem, "nextSibling");
                  },
                  prev: function(elem) {
                      return sibling(elem, "previousSibling");
                  },
                  nextAll: function(elem) {
                      return dir(elem, "nextSibling");
                  },
                  prevAll: function(elem) {
                      return dir(elem, "previousSibling");
                  },
                  nextUntil: function(elem, i, until) {
                      return dir(elem, "nextSibling", until);
                  },
                  prevUntil: function(elem, i, until) {
                      return dir(elem, "previousSibling", until);
                  },
                  siblings: function(elem) {
                      return siblings((elem.parentNode || {}).firstChild, elem);
                  },
                  children: function(elem) {
                      return siblings(elem.firstChild);
                  },
                  contents: function(elem) {
                      return jQuery.nodeName(elem, "iframe") ?
                          elem.contentDocument || elem.contentWindow.document :
                          jQuery.merge([], elem.childNodes);
                  }
              }, function(name, fn) {
                  jQuery.fn[name] = function(until, selector) {
                      var ret = jQuery.map(this, fn, until);
  
                      if (name.slice(-5) !== "Until") {
                          selector = until;
                      }
  
                      if (selector && typeof selector === "string") {
                          ret = jQuery.filter(selector, ret);
                      }
  
                      if (this.length > 1) {
  
                          // Remove duplicates
                          if (!guaranteedUnique[name]) {
                              ret = jQuery.uniqueSort(ret);
                          }
  
                          // Reverse order for parents* and prev-derivatives
                          if (rparentsprev.test(name)) {
                              ret = ret.reverse();
                          }
                      }
  
                      return this.pushStack(ret);
                  };
              });
              var rnotwhite = (/\S+/g);
  
  
  
              // Convert String-formatted options into Object-formatted ones
              function createOptions(options) {
                  var object = {};
                  jQuery.each(options.match(rnotwhite) || [], function(_, flag) {
                      object[flag] = true;
                  });
                  return object;
              }
  
              /*
               * Create a callback list using the following parameters:
               *
               *	options: an optional list of space-separated options that will change how
               *			the callback list behaves or a more traditional option object
               *
               * By default a callback list will act like an event callback list and can be
               * "fired" multiple times.
               *
               * Possible options:
               *
               *	once:			will ensure the callback list can only be fired once (like a Deferred)
               *
               *	memory:			will keep track of previous values and will call any callback added
               *					after the list has been fired right away with the latest "memorized"
               *					values (like a Deferred)
               *
               *	unique:			will ensure a callback can only be added once (no duplicate in the list)
               *
               *	stopOnFalse:	interrupt callings when a callback returns false
               *
               */
              jQuery.Callbacks = function(options) {
  
                  // Convert options from String-formatted to Object-formatted if needed
                  // (we check in cache first)
                  options = typeof options === "string" ?
                      createOptions(options) :
                      jQuery.extend({}, options);
  
                  var // Flag to know if list is currently firing
                      firing,
  
                      // Last fire value for non-forgettable lists
                      memory,
  
                      // Flag to know if list was already fired
                      fired,
  
                      // Flag to prevent firing
                      locked,
  
                      // Actual callback list
                      list = [],
  
                      // Queue of execution data for repeatable lists
                      queue = [],
  
                      // Index of currently firing callback (modified by add/remove as needed)
                      firingIndex = -1,
  
                      // Fire callbacks
                      fire = function() {
  
                          // Enforce single-firing
                          locked = options.once;
  
                          // Execute callbacks for all pending executions,
                          // respecting firingIndex overrides and runtime changes
                          fired = firing = true;
                          for (; queue.length; firingIndex = -1) {
                              memory = queue.shift();
                              while (++firingIndex < list.length) {
  
                                  // Run callback and check for early termination
                                  if (list[firingIndex].apply(memory[0], memory[1]) === false &&
                                      options.stopOnFalse) {
  
                                      // Jump to end and forget the data so .add doesn't re-fire
                                      firingIndex = list.length;
                                      memory = false;
                                  }
                              }
                          }
  
                          // Forget the data if we're done with it
                          if (!options.memory) {
                              memory = false;
                          }
  
                          firing = false;
  
                          // Clean up if we're done firing for good
                          if (locked) {
  
                              // Keep an empty list if we have data for future add calls
                              if (memory) {
                                  list = [];
  
                                  // Otherwise, this object is spent
                              } else {
                                  list = "";
                              }
                          }
                      },
  
                      // Actual Callbacks object
                      self = {
  
                          // Add a callback or a collection of callbacks to the list
                          add: function() {
                              if (list) {
  
                                  // If we have memory from a past run, we should fire after adding
                                  if (memory && !firing) {
                                      firingIndex = list.length - 1;
                                      queue.push(memory);
                                  }
  
                                  (function add(args) {
                                      jQuery.each(args, function(_, arg) {
                                          if (jQuery.isFunction(arg)) {
                                              if (!options.unique || !self.has(arg)) {
                                                  list.push(arg);
                                              }
                                          } else if (arg && arg.length && jQuery.type(arg) !== "string") {
  
                                              // Inspect recursively
                                              add(arg);
                                          }
                                      });
                                  })(arguments);
  
                                  if (memory && !firing) {
                                      fire();
                                  }
                              }
                              return this;
                          },
  
                          // Remove a callback from the list
                          remove: function() {
                              jQuery.each(arguments, function(_, arg) {
                                  var index;
                                  while ((index = jQuery.inArray(arg, list, index)) > -1) {
                                      list.splice(index, 1);
  
                                      // Handle firing indexes
                                      if (index <= firingIndex) {
                                          firingIndex--;
                                      }
                                  }
                              });
                              return this;
                          },
  
                          // Check if a given callback is in the list.
                          // If no argument is given, return whether or not list has callbacks attached.
                          has: function(fn) {
                              return fn ?
                                  jQuery.inArray(fn, list) > -1 :
                                  list.length > 0;
                          },
  
                          // Remove all callbacks from the list
                          empty: function() {
                              if (list) {
                                  list = [];
                              }
                              return this;
                          },
  
                          // Disable .fire and .add
                          // Abort any current/pending executions
                          // Clear all callbacks and values
                          disable: function() {
                              locked = queue = [];
                              list = memory = "";
                              return this;
                          },
                          disabled: function() {
                              return !list;
                          },
  
                          // Disable .fire
                          // Also disable .add unless we have memory (since it would have no effect)
                          // Abort any pending executions
                          lock: function() {
                              locked = true;
                              if (!memory) {
                                  self.disable();
                              }
                              return this;
                          },
                          locked: function() {
                              return !!locked;
                          },
  
                          // Call all callbacks with the given context and arguments
                          fireWith: function(context, args) {
                              if (!locked) {
                                  args = args || [];
                                  args = [context, args.slice ? args.slice() : args];
                                  queue.push(args);
                                  if (!firing) {
                                      fire();
                                  }
                              }
                              return this;
                          },
  
                          // Call all the callbacks with the given arguments
                          fire: function() {
                              self.fireWith(this, arguments);
                              return this;
                          },
  
                          // To know if the callbacks have already been called at least once
                          fired: function() {
                              return !!fired;
                          }
                      };
  
                  return self;
              };
  
  
              jQuery.extend({
  
                  Deferred: function(func) {
                      var tuples = [
  
                              // action, add listener, listener list, final state
                              ["resolve", "done", jQuery.Callbacks("once memory"), "resolved"],
                              ["reject", "fail", jQuery.Callbacks("once memory"), "rejected"],
                              ["notify", "progress", jQuery.Callbacks("memory")]
                          ],
                          state = "pending",
                          promise = {
                              state: function() {
                                  return state;
                              },
                              always: function() {
                                  deferred.done(arguments).fail(arguments);
                                  return this;
                              },
                              then: function( /* fnDone, fnFail, fnProgress */ ) {
                                  var fns = arguments;
                                  return jQuery.Deferred(function(newDefer) {
                                      jQuery.each(tuples, function(i, tuple) {
                                          var fn = jQuery.isFunction(fns[i]) && fns[i];
  
                                          // deferred[ done | fail | progress ] for forwarding actions to newDefer
                                          deferred[tuple[1]](function() {
                                              var returned = fn && fn.apply(this, arguments);
                                              if (returned && jQuery.isFunction(returned.promise)) {
                                                  returned.promise()
                                                      .progress(newDefer.notify)
                                                      .done(newDefer.resolve)
                                                      .fail(newDefer.reject);
                                              } else {
                                                  newDefer[tuple[0] + "With"](
                                                      this === promise ? newDefer.promise() : this,
                                                      fn ? [returned] : arguments
                                                  );
                                              }
                                          });
                                      });
                                      fns = null;
                                  }).promise();
                              },
  
                              // Get a promise for this deferred
                              // If obj is provided, the promise aspect is added to the object
                              promise: function(obj) {
                                  return obj != null ? jQuery.extend(obj, promise) : promise;
                              }
                          },
                          deferred = {};
  
                      // Keep pipe for back-compat
                      promise.pipe = promise.then;
  
                      // Add list-specific methods
                      jQuery.each(tuples, function(i, tuple) {
                          var list = tuple[2],
                              stateString = tuple[3];
  
                          // promise[ done | fail | progress ] = list.add
                          promise[tuple[1]] = list.add;
  
                          // Handle state
                          if (stateString) {
                              list.add(function() {
  
                                  // state = [ resolved | rejected ]
                                  state = stateString;
  
                                  // [ reject_list | resolve_list ].disable; progress_list.lock
                              }, tuples[i ^ 1][2].disable, tuples[2][2].lock);
                          }
  
                          // deferred[ resolve | reject | notify ]
                          deferred[tuple[0]] = function() {
                              deferred[tuple[0] + "With"](this === deferred ? promise : this, arguments);
                              return this;
                          };
                          deferred[tuple[0] + "With"] = list.fireWith;
                      });
  
                      // Make the deferred a promise
                      promise.promise(deferred);
  
                      // Call given func if any
                      if (func) {
                          func.call(deferred, deferred);
                      }
  
                      // All done!
                      return deferred;
                  },
  
                  // Deferred helper
                  when: function(subordinate /* , ..., subordinateN */ ) {
                      var i = 0,
                          resolveValues = slice.call(arguments),
                          length = resolveValues.length,
  
                          // the count of uncompleted subordinates
                          remaining = length !== 1 ||
                          (subordinate && jQuery.isFunction(subordinate.promise)) ? length : 0,
  
                          // the master Deferred.
                          // If resolveValues consist of only a single Deferred, just use that.
                          deferred = remaining === 1 ? subordinate : jQuery.Deferred(),
  
                          // Update function for both resolve and progress values
                          updateFunc = function(i, contexts, values) {
                              return function(value) {
                                  contexts[i] = this;
                                  values[i] = arguments.length > 1 ? slice.call(arguments) : value;
                                  if (values === progressValues) {
                                      deferred.notifyWith(contexts, values);
  
                                  } else if (!(--remaining)) {
                                      deferred.resolveWith(contexts, values);
                                  }
                              };
                          },
  
                          progressValues, progressContexts, resolveContexts;
  
                      // add listeners to Deferred subordinates; treat others as resolved
                      if (length > 1) {
                          progressValues = new Array(length);
                          progressContexts = new Array(length);
                          resolveContexts = new Array(length);
                          for (; i < length; i++) {
                              if (resolveValues[i] && jQuery.isFunction(resolveValues[i].promise)) {
                                  resolveValues[i].promise()
                                      .progress(updateFunc(i, progressContexts, progressValues))
                                      .done(updateFunc(i, resolveContexts, resolveValues))
                                      .fail(deferred.reject);
                              } else {
                                  --remaining;
                              }
                          }
                      }
  
                      // if we're not waiting on anything, resolve the master
                      if (!remaining) {
                          deferred.resolveWith(resolveContexts, resolveValues);
                      }
  
                      return deferred.promise();
                  }
              });
  
  
              // The deferred used on DOM ready
              var readyList;
  
              jQuery.fn.ready = function(fn) {
  
                  // Add the callback
                  jQuery.ready.promise().done(fn);
  
                  return this;
              };
  
              jQuery.extend({
  
                  // Is the DOM ready to be used? Set to true once it occurs.
                  isReady: false,
  
                  // A counter to track how many items to wait for before
                  // the ready event fires. See #6781
                  readyWait: 1,
  
                  // Hold (or release) the ready event
                  holdReady: function(hold) {
                      if (hold) {
                          jQuery.readyWait++;
                      } else {
                          jQuery.ready(true);
                      }
                  },
  
                  // Handle when the DOM is ready
                  ready: function(wait) {
  
                      // Abort if there are pending holds or we're already ready
                      if (wait === true ? --jQuery.readyWait : jQuery.isReady) {
                          return;
                      }
  
                      // Remember that the DOM is ready
                      jQuery.isReady = true;
  
                      // If a normal DOM Ready event fired, decrement, and wait if need be
                      if (wait !== true && --jQuery.readyWait > 0) {
                          return;
                      }
  
                      // If there are functions bound, to execute
                      readyList.resolveWith(document, [jQuery]);
  
                      // Trigger any bound ready events
                      if (jQuery.fn.triggerHandler) {
                          jQuery(document).triggerHandler("ready");
                          jQuery(document).off("ready");
                      }
                  }
              });
  
              /**
               * Clean-up method for dom ready events
               */
              function detach() {
                  if (document.addEventListener) {
                      document.removeEventListener("DOMContentLoaded", completed);
                      window.removeEventListener("load", completed);
  
                  } else {
                      document.detachEvent("onreadystatechange", completed);
                      window.detachEvent("onload", completed);
                  }
              }
  
              /**
               * The ready event handler and self cleanup method
               */
              function completed() {
  
                  // readyState === "complete" is good enough for us to call the dom ready in oldIE
                  if (document.addEventListener ||
                      window.event.type === "load" ||
                      document.readyState === "complete") {
  
                      detach();
                      jQuery.ready();
                  }
              }
  
              jQuery.ready.promise = function(obj) {
                  if (!readyList) {
  
                      readyList = jQuery.Deferred();
  
                      // Catch cases where $(document).ready() is called
                      // after the browser event has already occurred.
                      // Support: IE6-10
                      // Older IE sometimes signals "interactive" too soon
                      if (document.readyState === "complete" ||
                          (document.readyState !== "loading" && !document.documentElement.doScroll)) {
  
                          // Handle it asynchronously to allow scripts the opportunity to delay ready
                          window.setTimeout(jQuery.ready);
  
                          // Standards-based browsers support DOMContentLoaded
                      } else if (document.addEventListener) {
  
                          // Use the handy event callback
                          document.addEventListener("DOMContentLoaded", completed);
  
                          // A fallback to window.onload, that will always work
                          window.addEventListener("load", completed);
  
                          // If IE event model is used
                      } else {
  
                          // Ensure firing before onload, maybe late but safe also for iframes
                          document.attachEvent("onreadystatechange", completed);
  
                          // A fallback to window.onload, that will always work
                          window.attachEvent("onload", completed);
  
                          // If IE and not a frame
                          // continually check to see if the document is ready
                          var top = false;
  
                          try {
                              top = window.frameElement == null && document.documentElement;
                          } catch (e) {}
  
                          if (top && top.doScroll) {
                              (function doScrollCheck() {
                                  if (!jQuery.isReady) {
  
                                      try {
  
                                          // Use the trick by Diego Perini
                                          // http://javascript.nwbox.com/IEContentLoaded/
                                          top.doScroll("left");
                                      } catch (e) {
                                          return window.setTimeout(doScrollCheck, 50);
                                      }
  
                                      // detach all dom ready events
                                      detach();
  
                                      // and execute any waiting functions
                                      jQuery.ready();
                                  }
                              })();
                          }
                      }
                  }
                  return readyList.promise(obj);
              };
  
              // Kick off the DOM ready check even if the user does not
              jQuery.ready.promise();
  
  
  
  
              // Support: IE<9
              // Iteration over object's inherited properties before its own
              var i;
              for (i in jQuery(support)) {
                  break;
              }
              support.ownFirst = i === "0";
  
              // Note: most support tests are defined in their respective modules.
              // false until the test is run
              support.inlineBlockNeedsLayout = false;
  
              // Execute ASAP in case we need to set body.style.zoom
              jQuery(function() {
  
                  // Minified: var a,b,c,d
                  var val, div, body, container;
  
                  body = document.getElementsByTagName("body")[0];
                  if (!body || !body.style) {
  
                      // Return for frameset docs that don't have a body
                      return;
                  }
  
                  // Setup
                  div = document.createElement("div");
                  container = document.createElement("div");
                  container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
                  body.appendChild(container).appendChild(div);
  
                  if (typeof div.style.zoom !== "undefined") {
  
                      // Support: IE<8
                      // Check if natively block-level elements act like inline-block
                      // elements when setting their display to 'inline' and giving
                      // them layout
                      div.style.cssText = "display:inline;margin:0;border:0;padding:1px;width:1px;zoom:1";
  
                      support.inlineBlockNeedsLayout = val = div.offsetWidth === 3;
                      if (val) {
  
                          // Prevent IE 6 from affecting layout for positioned elements #11048
                          // Prevent IE from shrinking the body in IE 7 mode #12869
                          // Support: IE<8
                          body.style.zoom = 1;
                      }
                  }
  
                  body.removeChild(container);
              });
  
  
              (function() {
                  var div = document.createElement("div");
  
                  // Support: IE<9
                  support.deleteExpando = true;
                  try {
                      delete div.test;
                  } catch (e) {
                      support.deleteExpando = false;
                  }
  
                  // Null elements to avoid leaks in IE.
                  div = null;
              })();
              var acceptData = function(elem) {
                  var noData = jQuery.noData[(elem.nodeName + " ").toLowerCase()],
                      nodeType = +elem.nodeType || 1;
  
                  // Do not set data on non-element DOM nodes because it will not be cleared (#8335).
                  return nodeType !== 1 && nodeType !== 9 ?
                      false :
  
                      // Nodes accept data unless otherwise specified; rejection can be conditional
                      !noData || noData !== true && elem.getAttribute("classid") === noData;
              };
  
  
  
  
              var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/,
                  rmultiDash = /([A-Z])/g;
  
              function dataAttr(elem, key, data) {
  
                  // If nothing was found internally, try to fetch any
                  // data from the HTML5 data-* attribute
                  if (data === undefined && elem.nodeType === 1) {
  
                      var name = "data-" + key.replace(rmultiDash, "-$1").toLowerCase();
  
                      data = elem.getAttribute(name);
  
                      if (typeof data === "string") {
                          try {
                              data = data === "true" ? true :
                                  data === "false" ? false :
                                  data === "null" ? null :
  
                                  // Only convert to a number if it doesn't change the string
                                  +data + "" === data ? +data :
                                  rbrace.test(data) ? jQuery.parseJSON(data) :
                                  data;
                          } catch (e) {}
  
                          // Make sure we set the data so it isn't changed later
                          jQuery.data(elem, key, data);
  
                      } else {
                          data = undefined;
                      }
                  }
  
                  return data;
              }
  
              // checks a cache object for emptiness
              function isEmptyDataObject(obj) {
                  var name;
                  for (name in obj) {
  
                      // if the public data object is empty, the private is still empty
                      if (name === "data" && jQuery.isEmptyObject(obj[name])) {
                          continue;
                      }
                      if (name !== "toJSON") {
                          return false;
                      }
                  }
  
                  return true;
              }
  
              function internalData(elem, name, data, pvt /* Internal Use Only */ ) {
                  if (!acceptData(elem)) {
                      return;
                  }
  
                  var ret, thisCache,
                      internalKey = jQuery.expando,
  
                      // We have to handle DOM nodes and JS objects differently because IE6-7
                      // can't GC object references properly across the DOM-JS boundary
                      isNode = elem.nodeType,
  
                      // Only DOM nodes need the global jQuery cache; JS object data is
                      // attached directly to the object so GC can occur automatically
                      cache = isNode ? jQuery.cache : elem,
  
                      // Only defining an ID for JS objects if its cache already exists allows
                      // the code to shortcut on the same path as a DOM node with no cache
                      id = isNode ? elem[internalKey] : elem[internalKey] && internalKey;
  
                  // Avoid doing any more work than we need to when trying to get data on an
                  // object that has no data at all
                  if ((!id || !cache[id] || (!pvt && !cache[id].data)) &&
                      data === undefined && typeof name === "string") {
                      return;
                  }
  
                  if (!id) {
  
                      // Only DOM nodes need a new unique ID for each element since their data
                      // ends up in the global cache
                      if (isNode) {
                          id = elem[internalKey] = deletedIds.pop() || jQuery.guid++;
                      } else {
                          id = internalKey;
                      }
                  }
  
                  if (!cache[id]) {
  
                      // Avoid exposing jQuery metadata on plain JS objects when the object
                      // is serialized using JSON.stringify
                      cache[id] = isNode ? {} : {
                          toJSON: jQuery.noop
                      };
                  }
  
                  // An object can be passed to jQuery.data instead of a key/value pair; this gets
                  // shallow copied over onto the existing cache
                  if (typeof name === "object" || typeof name === "function") {
                      if (pvt) {
                          cache[id] = jQuery.extend(cache[id], name);
                      } else {
                          cache[id].data = jQuery.extend(cache[id].data, name);
                      }
                  }
  
                  thisCache = cache[id];
  
                  // jQuery data() is stored in a separate object inside the object's internal data
                  // cache in order to avoid key collisions between internal data and user-defined
                  // data.
                  if (!pvt) {
                      if (!thisCache.data) {
                          thisCache.data = {};
                      }
  
                      thisCache = thisCache.data;
                  }
  
                  if (data !== undefined) {
                      thisCache[jQuery.camelCase(name)] = data;
                  }
  
                  // Check for both converted-to-camel and non-converted data property names
                  // If a data property was specified
                  if (typeof name === "string") {
  
                      // First Try to find as-is property data
                      ret = thisCache[name];
  
                      // Test for null|undefined property data
                      if (ret == null) {
  
                          // Try to find the camelCased property
                          ret = thisCache[jQuery.camelCase(name)];
                      }
                  } else {
                      ret = thisCache;
                  }
  
                  return ret;
              }
  
              function internalRemoveData(elem, name, pvt) {
                  if (!acceptData(elem)) {
                      return;
                  }
  
                  var thisCache, i,
                      isNode = elem.nodeType,
  
                      // See jQuery.data for more information
                      cache = isNode ? jQuery.cache : elem,
                      id = isNode ? elem[jQuery.expando] : jQuery.expando;
  
                  // If there is already no cache entry for this object, there is no
                  // purpose in continuing
                  if (!cache[id]) {
                      return;
                  }
  
                  if (name) {
  
                      thisCache = pvt ? cache[id] : cache[id].data;
  
                      if (thisCache) {
  
                          // Support array or space separated string names for data keys
                          if (!jQuery.isArray(name)) {
  
                              // try the string as a key before any manipulation
                              if (name in thisCache) {
                                  name = [name];
                              } else {
  
                                  // split the camel cased version by spaces unless a key with the spaces exists
                                  name = jQuery.camelCase(name);
                                  if (name in thisCache) {
                                      name = [name];
                                  } else {
                                      name = name.split(" ");
                                  }
                              }
                          } else {
  
                              // If "name" is an array of keys...
                              // When data is initially created, via ("key", "val") signature,
                              // keys will be converted to camelCase.
                              // Since there is no way to tell _how_ a key was added, remove
                              // both plain key and camelCase key. #12786
                              // This will only penalize the array argument path.
                              name = name.concat(jQuery.map(name, jQuery.camelCase));
                          }
  
                          i = name.length;
                          while (i--) {
                              delete thisCache[name[i]];
                          }
  
                          // If there is no data left in the cache, we want to continue
                          // and let the cache object itself get destroyed
                          if (pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache)) {
                              return;
                          }
                      }
                  }
  
                  // See jQuery.data for more information
                  if (!pvt) {
                      delete cache[id].data;
  
                      // Don't destroy the parent cache unless the internal data object
                      // had been the only thing left in it
                      if (!isEmptyDataObject(cache[id])) {
                          return;
                      }
                  }
  
                  // Destroy the cache
                  if (isNode) {
                      jQuery.cleanData([elem], true);
  
                      // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
                      /* jshint eqeqeq: false */
                  } else if (support.deleteExpando || cache != cache.window) {
                      /* jshint eqeqeq: true */
                      delete cache[id];
  
                      // When all else fails, undefined
                  } else {
                      cache[id] = undefined;
                  }
              }
  
              jQuery.extend({
                  cache: {},
  
                  // The following elements (space-suffixed to avoid Object.prototype collisions)
                  // throw uncatchable exceptions if you attempt to set expando properties
                  noData: {
                      "applet ": true,
                      "embed ": true,
  
                      // ...but Flash objects (which have this classid) *can* handle expandos
                      "object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
                  },
  
                  hasData: function(elem) {
                      elem = elem.nodeType ? jQuery.cache[elem[jQuery.expando]] : elem[jQuery.expando];
                      return !!elem && !isEmptyDataObject(elem);
                  },
  
                  data: function(elem, name, data) {
                      return internalData(elem, name, data);
                  },
  
                  removeData: function(elem, name) {
                      return internalRemoveData(elem, name);
                  },
  
                  // For internal use only.
                  _data: function(elem, name, data) {
                      return internalData(elem, name, data, true);
                  },
  
                  _removeData: function(elem, name) {
                      return internalRemoveData(elem, name, true);
                  }
              });
  
              jQuery.fn.extend({
                  data: function(key, value) {
                      var i, name, data,
                          elem = this[0],
                          attrs = elem && elem.attributes;
  
                      // Special expections of .data basically thwart jQuery.access,
                      // so implement the relevant behavior ourselves
  
                      // Gets all values
                      if (key === undefined) {
                          if (this.length) {
                              data = jQuery.data(elem);
  
                              if (elem.nodeType === 1 && !jQuery._data(elem, "parsedAttrs")) {
                                  i = attrs.length;
                                  while (i--) {
  
                                      // Support: IE11+
                                      // The attrs elements can be null (#14894)
                                      if (attrs[i]) {
                                          name = attrs[i].name;
                                          if (name.indexOf("data-") === 0) {
                                              name = jQuery.camelCase(name.slice(5));
                                              dataAttr(elem, name, data[name]);
                                          }
                                      }
                                  }
                                  jQuery._data(elem, "parsedAttrs", true);
                              }
                          }
  
                          return data;
                      }
  
                      // Sets multiple values
                      if (typeof key === "object") {
                          return this.each(function() {
                              jQuery.data(this, key);
                          });
                      }
  
                      return arguments.length > 1 ?
  
                          // Sets one value
                          this.each(function() {
                              jQuery.data(this, key, value);
                          }) :
  
                          // Gets one value
                          // Try to fetch any internally stored data first
                          elem ? dataAttr(elem, key, jQuery.data(elem, key)) : undefined;
                  },
  
                  removeData: function(key) {
                      return this.each(function() {
                          jQuery.removeData(this, key);
                      });
                  }
              });
  
  
              jQuery.extend({
                  queue: function(elem, type, data) {
                      var queue;
  
                      if (elem) {
                          type = (type || "fx") + "queue";
                          queue = jQuery._data(elem, type);
  
                          // Speed up dequeue by getting out quickly if this is just a lookup
                          if (data) {
                              if (!queue || jQuery.isArray(data)) {
                                  queue = jQuery._data(elem, type, jQuery.makeArray(data));
                              } else {
                                  queue.push(data);
                              }
                          }
                          return queue || [];
                      }
                  },
  
                  dequeue: function(elem, type) {
                      type = type || "fx";
  
                      var queue = jQuery.queue(elem, type),
                          startLength = queue.length,
                          fn = queue.shift(),
                          hooks = jQuery._queueHooks(elem, type),
                          next = function() {
                              jQuery.dequeue(elem, type);
                          };
  
                      // If the fx queue is dequeued, always remove the progress sentinel
                      if (fn === "inprogress") {
                          fn = queue.shift();
                          startLength--;
                      }
  
                      if (fn) {
  
                          // Add a progress sentinel to prevent the fx queue from being
                          // automatically dequeued
                          if (type === "fx") {
                              queue.unshift("inprogress");
                          }
  
                          // clear up the last queue stop function
                          delete hooks.stop;
                          fn.call(elem, next, hooks);
                      }
  
                      if (!startLength && hooks) {
                          hooks.empty.fire();
                      }
                  },
  
                  // not intended for public consumption - generates a queueHooks object,
                  // or returns the current one
                  _queueHooks: function(elem, type) {
                      var key = type + "queueHooks";
                      return jQuery._data(elem, key) || jQuery._data(elem, key, {
                          empty: jQuery.Callbacks("once memory").add(function() {
                              jQuery._removeData(elem, type + "queue");
                              jQuery._removeData(elem, key);
                          })
                      });
                  }
              });
  
              jQuery.fn.extend({
                  queue: function(type, data) {
                      var setter = 2;
  
                      if (typeof type !== "string") {
                          data = type;
                          type = "fx";
                          setter--;
                      }
  
                      if (arguments.length < setter) {
                          return jQuery.queue(this[0], type);
                      }
  
                      return data === undefined ?
                          this :
                          this.each(function() {
                              var queue = jQuery.queue(this, type, data);
  
                              // ensure a hooks for this queue
                              jQuery._queueHooks(this, type);
  
                              if (type === "fx" && queue[0] !== "inprogress") {
                                  jQuery.dequeue(this, type);
                              }
                          });
                  },
                  dequeue: function(type) {
                      return this.each(function() {
                          jQuery.dequeue(this, type);
                      });
                  },
                  clearQueue: function(type) {
                      return this.queue(type || "fx", []);
                  },
  
                  // Get a promise resolved when queues of a certain type
                  // are emptied (fx is the type by default)
                  promise: function(type, obj) {
                      var tmp,
                          count = 1,
                          defer = jQuery.Deferred(),
                          elements = this,
                          i = this.length,
                          resolve = function() {
                              if (!(--count)) {
                                  defer.resolveWith(elements, [elements]);
                              }
                          };
  
                      if (typeof type !== "string") {
                          obj = type;
                          type = undefined;
                      }
                      type = type || "fx";
  
                      while (i--) {
                          tmp = jQuery._data(elements[i], type + "queueHooks");
                          if (tmp && tmp.empty) {
                              count++;
                              tmp.empty.add(resolve);
                          }
                      }
                      resolve();
                      return defer.promise(obj);
                  }
              });
  
  
              (function() {
                  var shrinkWrapBlocksVal;
  
                  support.shrinkWrapBlocks = function() {
                      if (shrinkWrapBlocksVal != null) {
                          return shrinkWrapBlocksVal;
                      }
  
                      // Will be changed later if needed.
                      shrinkWrapBlocksVal = false;
  
                      // Minified: var b,c,d
                      var div, body, container;
  
                      body = document.getElementsByTagName("body")[0];
                      if (!body || !body.style) {
  
                          // Test fired too early or in an unsupported environment, exit.
                          return;
                      }
  
                      // Setup
                      div = document.createElement("div");
                      container = document.createElement("div");
                      container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
                      body.appendChild(container).appendChild(div);
  
                      // Support: IE6
                      // Check if elements with layout shrink-wrap their children
                      if (typeof div.style.zoom !== "undefined") {
  
                          // Reset CSS: box-sizing; display; margin; border
                          div.style.cssText =
  
                              // Support: Firefox<29, Android 2.3
                              // Vendor-prefix box-sizing
                              "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
                              "box-sizing:content-box;display:block;margin:0;border:0;" +
                              "padding:1px;width:1px;zoom:1";
                          div.appendChild(document.createElement("div")).style.width = "5px";
                          shrinkWrapBlocksVal = div.offsetWidth !== 3;
                      }
  
                      body.removeChild(container);
  
                      return shrinkWrapBlocksVal;
                  };
  
              })();
              var pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;
  
              var rcssNum = new RegExp("^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i");
  
  
              var cssExpand = ["Top", "Right", "Bottom", "Left"];
  
              var isHidden = function(elem, el) {
  
                  // isHidden might be called from jQuery#filter function;
                  // in that case, element will be second argument
                  elem = el || elem;
                  return jQuery.css(elem, "display") === "none" ||
                      !jQuery.contains(elem.ownerDocument, elem);
              };
  
  
  
              function adjustCSS(elem, prop, valueParts, tween) {
                  var adjusted,
                      scale = 1,
                      maxIterations = 20,
                      currentValue = tween ?
                      function() {
                          return tween.cur();
                      } :
                      function() {
                          return jQuery.css(elem, prop, "");
                      },
                      initial = currentValue(),
                      unit = valueParts && valueParts[3] || (jQuery.cssNumber[prop] ? "" : "px"),
  
                      // Starting value computation is required for potential unit mismatches
                      initialInUnit = (jQuery.cssNumber[prop] || unit !== "px" && +initial) &&
                      rcssNum.exec(jQuery.css(elem, prop));
  
                  if (initialInUnit && initialInUnit[3] !== unit) {
  
                      // Trust units reported by jQuery.css
                      unit = unit || initialInUnit[3];
  
                      // Make sure we update the tween properties later on
                      valueParts = valueParts || [];
  
                      // Iteratively approximate from a nonzero starting point
                      initialInUnit = +initial || 1;
  
                      do {
  
                          // If previous iteration zeroed out, double until we get *something*.
                          // Use string for doubling so we don't accidentally see scale as unchanged below
                          scale = scale || ".5";
  
                          // Adjust and apply
                          initialInUnit = initialInUnit / scale;
                          jQuery.style(elem, prop, initialInUnit + unit);
  
                          // Update scale, tolerating zero or NaN from tween.cur()
                          // Break the loop if scale is unchanged or perfect, or if we've just had enough.
                      } while (
                          scale !== (scale = currentValue() / initial) && scale !== 1 && --maxIterations
                      );
                  }
  
                  if (valueParts) {
                      initialInUnit = +initialInUnit || +initial || 0;
  
                      // Apply relative offset (+=/-=) if specified
                      adjusted = valueParts[1] ?
                          initialInUnit + (valueParts[1] + 1) * valueParts[2] :
                          +valueParts[2];
                      if (tween) {
                          tween.unit = unit;
                          tween.start = initialInUnit;
                          tween.end = adjusted;
                      }
                  }
                  return adjusted;
              }
  
  
              // Multifunctional method to get and set values of a collection
              // The value/s can optionally be executed if it's a function
              var access = function(elems, fn, key, value, chainable, emptyGet, raw) {
                  var i = 0,
                      length = elems.length,
                      bulk = key == null;
  
                  // Sets many values
                  if (jQuery.type(key) === "object") {
                      chainable = true;
                      for (i in key) {
                          access(elems, fn, i, key[i], true, emptyGet, raw);
                      }
  
                      // Sets one value
                  } else if (value !== undefined) {
                      chainable = true;
  
                      if (!jQuery.isFunction(value)) {
                          raw = true;
                      }
  
                      if (bulk) {
  
                          // Bulk operations run against the entire set
                          if (raw) {
                              fn.call(elems, value);
                              fn = null;
  
                              // ...except when executing function values
                          } else {
                              bulk = fn;
                              fn = function(elem, key, value) {
                                  return bulk.call(jQuery(elem), value);
                              };
                          }
                      }
  
                      if (fn) {
                          for (; i < length; i++) {
                              fn(
                                  elems[i],
                                  key,
                                  raw ? value : value.call(elems[i], i, fn(elems[i], key))
                              );
                          }
                      }
                  }
  
                  return chainable ?
                      elems :
  
                      // Gets
                      bulk ?
                      fn.call(elems) :
                      length ? fn(elems[0], key) : emptyGet;
              };
              var rcheckableType = (/^(?:checkbox|radio)$/i);
  
              var rtagName = (/<([\w:-]+)/);
  
              var rscriptType = (/^$|\/(?:java|ecma)script/i);
  
              var rleadingWhitespace = (/^\s+/);
  
              var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|" +
                  "details|dialog|figcaption|figure|footer|header|hgroup|main|" +
                  "mark|meter|nav|output|picture|progress|section|summary|template|time|video";
  
  
  
              function createSafeFragment(document) {
                  var list = nodeNames.split("|"),
                      safeFrag = document.createDocumentFragment();
  
                  if (safeFrag.createElement) {
                      while (list.length) {
                          safeFrag.createElement(
                              list.pop()
                          );
                      }
                  }
                  return safeFrag;
              }
  
  
              (function() {
                  var div = document.createElement("div"),
                      fragment = document.createDocumentFragment(),
                      input = document.createElement("input");
  
                  // Setup
                  div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
  
                  // IE strips leading whitespace when .innerHTML is used
                  support.leadingWhitespace = div.firstChild.nodeType === 3;
  
                  // Make sure that tbody elements aren't automatically inserted
                  // IE will insert them into empty tables
                  support.tbody = !div.getElementsByTagName("tbody").length;
  
                  // Make sure that link elements get serialized correctly by innerHTML
                  // This requires a wrapper element in IE
                  support.htmlSerialize = !!div.getElementsByTagName("link").length;
  
                  // Makes sure cloning an html5 element does not cause problems
                  // Where outerHTML is undefined, this still works
                  support.html5Clone =
                      document.createElement("nav").cloneNode(true).outerHTML !== "<:nav></:nav>";
  
                  // Check if a disconnected checkbox will retain its checked
                  // value of true after appended to the DOM (IE6/7)
                  input.type = "checkbox";
                  input.checked = true;
                  fragment.appendChild(input);
                  support.appendChecked = input.checked;
  
                  // Make sure textarea (and checkbox) defaultValue is properly cloned
                  // Support: IE6-IE11+
                  div.innerHTML = "<textarea>x</textarea>";
                  support.noCloneChecked = !!div.cloneNode(true).lastChild.defaultValue;
  
                  // #11217 - WebKit loses check when the name is after the checked attribute
                  fragment.appendChild(div);
  
                  // Support: Windows Web Apps (WWA)
                  // `name` and `type` must use .setAttribute for WWA (#14901)
                  input = document.createElement("input");
                  input.setAttribute("type", "radio");
                  input.setAttribute("checked", "checked");
                  input.setAttribute("name", "t");
  
                  div.appendChild(input);
  
                  // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
                  // old WebKit doesn't clone checked state correctly in fragments
                  support.checkClone = div.cloneNode(true).cloneNode(true).lastChild.checked;
  
                  // Support: IE<9
                  // Cloned elements keep attachEvent handlers, we use addEventListener on IE9+
                  support.noCloneEvent = !!div.addEventListener;
  
                  // Support: IE<9
                  // Since attributes and properties are the same in IE,
                  // cleanData must set properties to undefined rather than use removeAttribute
                  div[jQuery.expando] = 1;
                  support.attributes = !div.getAttribute(jQuery.expando);
              })();
  
  
              // We have to close these tags to support XHTML (#13200)
              var wrapMap = {
                  option: [1, "<select multiple='multiple'>", "</select>"],
                  legend: [1, "<fieldset>", "</fieldset>"],
                  area: [1, "<map>", "</map>"],
  
                  // Support: IE8
                  param: [1, "<object>", "</object>"],
                  thead: [1, "<table>", "</table>"],
                  tr: [2, "<table><tbody>", "</tbody></table>"],
                  col: [2, "<table><tbody></tbody><colgroup>", "</colgroup></table>"],
                  td: [3, "<table><tbody><tr>", "</tr></tbody></table>"],
  
                  // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
                  // unless wrapped in a div with non-breaking characters in front of it.
                  _default: support.htmlSerialize ? [0, "", ""] : [1, "X<div>", "</div>"]
              };
  
              // Support: IE8-IE9
              wrapMap.optgroup = wrapMap.option;
  
              wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
              wrapMap.th = wrapMap.td;
  
  
              function getAll(context, tag) {
                  var elems, elem,
                      i = 0,
                      found = typeof context.getElementsByTagName !== "undefined" ?
                      context.getElementsByTagName(tag || "*") :
                      typeof context.querySelectorAll !== "undefined" ?
                      context.querySelectorAll(tag || "*") :
                      undefined;
  
                  if (!found) {
                      for (found = [], elems = context.childNodes || context;
                          (elem = elems[i]) != null; i++
                      ) {
                          if (!tag || jQuery.nodeName(elem, tag)) {
                              found.push(elem);
                          } else {
                              jQuery.merge(found, getAll(elem, tag));
                          }
                      }
                  }
  
                  return tag === undefined || tag && jQuery.nodeName(context, tag) ?
                      jQuery.merge([context], found) :
                      found;
              }
  
  
              // Mark scripts as having already been evaluated
              function setGlobalEval(elems, refElements) {
                  var elem,
                      i = 0;
                  for (;
                      (elem = elems[i]) != null; i++) {
                      jQuery._data(
                          elem,
                          "globalEval", !refElements || jQuery._data(refElements[i], "globalEval")
                      );
                  }
              }
  
  
              var rhtml = /<|&#?\w+;/,
                  rtbody = /<tbody/i;
  
              function fixDefaultChecked(elem) {
                  if (rcheckableType.test(elem.type)) {
                      elem.defaultChecked = elem.checked;
                  }
              }
  
              function buildFragment(elems, context, scripts, selection, ignored) {
                  var j, elem, contains,
                      tmp, tag, tbody, wrap,
                      l = elems.length,
  
                      // Ensure a safe fragment
                      safe = createSafeFragment(context),
  
                      nodes = [],
                      i = 0;
  
                  for (; i < l; i++) {
                      elem = elems[i];
  
                      if (elem || elem === 0) {
  
                          // Add nodes directly
                          if (jQuery.type(elem) === "object") {
                              jQuery.merge(nodes, elem.nodeType ? [elem] : elem);
  
                              // Convert non-html into a text node
                          } else if (!rhtml.test(elem)) {
                              nodes.push(context.createTextNode(elem));
  
                              // Convert html into DOM nodes
                          } else {
                              tmp = tmp || safe.appendChild(context.createElement("div"));
  
                              // Deserialize a standard representation
                              tag = (rtagName.exec(elem) || ["", ""])[1].toLowerCase();
                              wrap = wrapMap[tag] || wrapMap._default;
  
                              tmp.innerHTML = wrap[1] + jQuery.htmlPrefilter(elem) + wrap[2];
  
                              // Descend through wrappers to the right content
                              j = wrap[0];
                              while (j--) {
                                  tmp = tmp.lastChild;
                              }
  
                              // Manually add leading whitespace removed by IE
                              if (!support.leadingWhitespace && rleadingWhitespace.test(elem)) {
                                  nodes.push(context.createTextNode(rleadingWhitespace.exec(elem)[0]));
                              }
  
                              // Remove IE's autoinserted <tbody> from table fragments
                              if (!support.tbody) {
  
                                  // String was a <table>, *may* have spurious <tbody>
                                  elem = tag === "table" && !rtbody.test(elem) ?
                                      tmp.firstChild :
  
                                      // String was a bare <thead> or <tfoot>
                                      wrap[1] === "<table>" && !rtbody.test(elem) ?
                                      tmp :
                                      0;
  
                                  j = elem && elem.childNodes.length;
                                  while (j--) {
                                      if (jQuery.nodeName((tbody = elem.childNodes[j]), "tbody") &&
                                          !tbody.childNodes.length) {
  
                                          elem.removeChild(tbody);
                                      }
                                  }
                              }
  
                              jQuery.merge(nodes, tmp.childNodes);
  
                              // Fix #12392 for WebKit and IE > 9
                              tmp.textContent = "";
  
                              // Fix #12392 for oldIE
                              while (tmp.firstChild) {
                                  tmp.removeChild(tmp.firstChild);
                              }
  
                              // Remember the top-level container for proper cleanup
                              tmp = safe.lastChild;
                          }
                      }
                  }
  
                  // Fix #11356: Clear elements from fragment
                  if (tmp) {
                      safe.removeChild(tmp);
                  }
  
                  // Reset defaultChecked for any radios and checkboxes
                  // about to be appended to the DOM in IE 6/7 (#8060)
                  if (!support.appendChecked) {
                      jQuery.grep(getAll(nodes, "input"), fixDefaultChecked);
                  }
  
                  i = 0;
                  while ((elem = nodes[i++])) {
  
                      // Skip elements already in the context collection (trac-4087)
                      if (selection && jQuery.inArray(elem, selection) > -1) {
                          if (ignored) {
                              ignored.push(elem);
                          }
  
                          continue;
                      }
  
                      contains = jQuery.contains(elem.ownerDocument, elem);
  
                      // Append to fragment
                      tmp = getAll(safe.appendChild(elem), "script");
  
                      // Preserve script evaluation history
                      if (contains) {
                          setGlobalEval(tmp);
                      }
  
                      // Capture executables
                      if (scripts) {
                          j = 0;
                          while ((elem = tmp[j++])) {
                              if (rscriptType.test(elem.type || "")) {
                                  scripts.push(elem);
                              }
                          }
                      }
                  }
  
                  tmp = null;
  
                  return safe;
              }
  
  
              (function() {
                  var i, eventName,
                      div = document.createElement("div");
  
                  // Support: IE<9 (lack submit/change bubble), Firefox (lack focus(in | out) events)
                  for (i in {
                          submit: true,
                          change: true,
                          focusin: true
                      }) {
                      eventName = "on" + i;
  
                      if (!(support[i] = eventName in window)) {
  
                          // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
                          div.setAttribute(eventName, "t");
                          support[i] = div.attributes[eventName].expando === false;
                      }
                  }
  
                  // Null elements to avoid leaks in IE.
                  div = null;
              })();
  
  
              var rformElems = /^(?:input|select|textarea)$/i,
                  rkeyEvent = /^key/,
                  rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/,
                  rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
                  rtypenamespace = /^([^.]*)(?:\.(.+)|)/;
  
              function returnTrue() {
                  return true;
              }
  
              function returnFalse() {
                  return false;
              }
  
              // Support: IE9
              // See #13393 for more info
              function safeActiveElement() {
                  try {
                      return document.activeElement;
                  } catch (err) {}
              }
  
              function on(elem, types, selector, data, fn, one) {
                  var origFn, type;
  
                  // Types can be a map of types/handlers
                  if (typeof types === "object") {
  
                      // ( types-Object, selector, data )
                      if (typeof selector !== "string") {
  
                          // ( types-Object, data )
                          data = data || selector;
                          selector = undefined;
                      }
                      for (type in types) {
                          on(elem, type, selector, data, types[type], one);
                      }
                      return elem;
                  }
  
                  if (data == null && fn == null) {
  
                      // ( types, fn )
                      fn = selector;
                      data = selector = undefined;
                  } else if (fn == null) {
                      if (typeof selector === "string") {
  
                          // ( types, selector, fn )
                          fn = data;
                          data = undefined;
                      } else {
  
                          // ( types, data, fn )
                          fn = data;
                          data = selector;
                          selector = undefined;
                      }
                  }
                  if (fn === false) {
                      fn = returnFalse;
                  } else if (!fn) {
                      return elem;
                  }
  
                  if (one === 1) {
                      origFn = fn;
                      fn = function(event) {
  
                          // Can use an empty set, since event contains the info
                          jQuery().off(event);
                          return origFn.apply(this, arguments);
                      };
  
                      // Use same guid so caller can remove using origFn
                      fn.guid = origFn.guid || (origFn.guid = jQuery.guid++);
                  }
                  return elem.each(function() {
                      jQuery.event.add(this, types, fn, data, selector);
                  });
              }
  
              /*
               * Helper functions for managing events -- not part of the public interface.
               * Props to Dean Edwards' addEvent library for many of the ideas.
               */
              jQuery.event = {
  
                  global: {},
  
                  add: function(elem, types, handler, data, selector) {
                      var tmp, events, t, handleObjIn,
                          special, eventHandle, handleObj,
                          handlers, type, namespaces, origType,
                          elemData = jQuery._data(elem);
  
                      // Don't attach events to noData or text/comment nodes (but allow plain objects)
                      if (!elemData) {
                          return;
                      }
  
                      // Caller can pass in an object of custom data in lieu of the handler
                      if (handler.handler) {
                          handleObjIn = handler;
                          handler = handleObjIn.handler;
                          selector = handleObjIn.selector;
                      }
  
                      // Make sure that the handler has a unique ID, used to find/remove it later
                      if (!handler.guid) {
                          handler.guid = jQuery.guid++;
                      }
  
                      // Init the element's event structure and main handler, if this is the first
                      if (!(events = elemData.events)) {
                          events = elemData.events = {};
                      }
                      if (!(eventHandle = elemData.handle)) {
                          eventHandle = elemData.handle = function(e) {
  
                              // Discard the second event of a jQuery.event.trigger() and
                              // when an event is called after a page has unloaded
                              return typeof jQuery !== "undefined" &&
                                  (!e || jQuery.event.triggered !== e.type) ?
                                  jQuery.event.dispatch.apply(eventHandle.elem, arguments) :
                                  undefined;
                          };
  
                          // Add elem as a property of the handle fn to prevent a memory leak
                          // with IE non-native events
                          eventHandle.elem = elem;
                      }
  
                      // Handle multiple events separated by a space
                      types = (types || "").match(rnotwhite) || [""];
                      t = types.length;
                      while (t--) {
                          tmp = rtypenamespace.exec(types[t]) || [];
                          type = origType = tmp[1];
                          namespaces = (tmp[2] || "").split(".").sort();
  
                          // There *must* be a type, no attaching namespace-only handlers
                          if (!type) {
                              continue;
                          }
  
                          // If event changes its type, use the special event handlers for the changed type
                          special = jQuery.event.special[type] || {};
  
                          // If selector defined, determine special event api type, otherwise given type
                          type = (selector ? special.delegateType : special.bindType) || type;
  
                          // Update special based on newly reset type
                          special = jQuery.event.special[type] || {};
  
                          // handleObj is passed to all event handlers
                          handleObj = jQuery.extend({
                              type: type,
                              origType: origType,
                              data: data,
                              handler: handler,
                              guid: handler.guid,
                              selector: selector,
                              needsContext: selector && jQuery.expr.match.needsContext.test(selector),
                              namespace: namespaces.join(".")
                          }, handleObjIn);
  
                          // Init the event handler queue if we're the first
                          if (!(handlers = events[type])) {
                              handlers = events[type] = [];
                              handlers.delegateCount = 0;
  
                              // Only use addEventListener/attachEvent if the special events handler returns false
                              if (!special.setup ||
                                  special.setup.call(elem, data, namespaces, eventHandle) === false) {
  
                                  // Bind the global event handler to the element
                                  if (elem.addEventListener) {
                                      elem.addEventListener(type, eventHandle, false);
  
                                  } else if (elem.attachEvent) {
                                      elem.attachEvent("on" + type, eventHandle);
                                  }
                              }
                          }
  
                          if (special.add) {
                              special.add.call(elem, handleObj);
  
                              if (!handleObj.handler.guid) {
                                  handleObj.handler.guid = handler.guid;
                              }
                          }
  
                          // Add to the element's handler list, delegates in front
                          if (selector) {
                              handlers.splice(handlers.delegateCount++, 0, handleObj);
                          } else {
                              handlers.push(handleObj);
                          }
  
                          // Keep track of which events have ever been used, for event optimization
                          jQuery.event.global[type] = true;
                      }
  
                      // Nullify elem to prevent memory leaks in IE
                      elem = null;
                  },
  
                  // Detach an event or set of events from an element
                  remove: function(elem, types, handler, selector, mappedTypes) {
                      var j, handleObj, tmp,
                          origCount, t, events,
                          special, handlers, type,
                          namespaces, origType,
                          elemData = jQuery.hasData(elem) && jQuery._data(elem);
  
                      if (!elemData || !(events = elemData.events)) {
                          return;
                      }
  
                      // Once for each type.namespace in types; type may be omitted
                      types = (types || "").match(rnotwhite) || [""];
                      t = types.length;
                      while (t--) {
                          tmp = rtypenamespace.exec(types[t]) || [];
                          type = origType = tmp[1];
                          namespaces = (tmp[2] || "").split(".").sort();
  
                          // Unbind all events (on this namespace, if provided) for the element
                          if (!type) {
                              for (type in events) {
                                  jQuery.event.remove(elem, type + types[t], handler, selector, true);
                              }
                              continue;
                          }
  
                          special = jQuery.event.special[type] || {};
                          type = (selector ? special.delegateType : special.bindType) || type;
                          handlers = events[type] || [];
                          tmp = tmp[2] &&
                              new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)");
  
                          // Remove matching events
                          origCount = j = handlers.length;
                          while (j--) {
                              handleObj = handlers[j];
  
                              if ((mappedTypes || origType === handleObj.origType) &&
                                  (!handler || handler.guid === handleObj.guid) &&
                                  (!tmp || tmp.test(handleObj.namespace)) &&
                                  (!selector || selector === handleObj.selector ||
                                      selector === "**" && handleObj.selector)) {
                                  handlers.splice(j, 1);
  
                                  if (handleObj.selector) {
                                      handlers.delegateCount--;
                                  }
                                  if (special.remove) {
                                      special.remove.call(elem, handleObj);
                                  }
                              }
                          }
  
                          // Remove generic event handler if we removed something and no more handlers exist
                          // (avoids potential for endless recursion during removal of special event handlers)
                          if (origCount && !handlers.length) {
                              if (!special.teardown ||
                                  special.teardown.call(elem, namespaces, elemData.handle) === false) {
  
                                  jQuery.removeEvent(elem, type, elemData.handle);
                              }
  
                              delete events[type];
                          }
                      }
  
                      // Remove the expando if it's no longer used
                      if (jQuery.isEmptyObject(events)) {
                          delete elemData.handle;
  
                          // removeData also checks for emptiness and clears the expando if empty
                          // so use it instead of delete
                          jQuery._removeData(elem, "events");
                      }
                  },
  
                  trigger: function(event, data, elem, onlyHandlers) {
                      var handle, ontype, cur,
                          bubbleType, special, tmp, i,
                          eventPath = [elem || document],
                          type = hasOwn.call(event, "type") ? event.type : event,
                          namespaces = hasOwn.call(event, "namespace") ? event.namespace.split(".") : [];
  
                      cur = tmp = elem = elem || document;
  
                      // Don't do events on text and comment nodes
                      if (elem.nodeType === 3 || elem.nodeType === 8) {
                          return;
                      }
  
                      // focus/blur morphs to focusin/out; ensure we're not firing them right now
                      if (rfocusMorph.test(type + jQuery.event.triggered)) {
                          return;
                      }
  
                      if (type.indexOf(".") > -1) {
  
                          // Namespaced trigger; create a regexp to match event type in handle()
                          namespaces = type.split(".");
                          type = namespaces.shift();
                          namespaces.sort();
                      }
                      ontype = type.indexOf(":") < 0 && "on" + type;
  
                      // Caller can pass in a jQuery.Event object, Object, or just an event type string
                      event = event[jQuery.expando] ?
                          event :
                          new jQuery.Event(type, typeof event === "object" && event);
  
                      // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
                      event.isTrigger = onlyHandlers ? 2 : 3;
                      event.namespace = namespaces.join(".");
                      event.rnamespace = event.namespace ?
                          new RegExp("(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)") :
                          null;
  
                      // Clean up the event in case it is being reused
                      event.result = undefined;
                      if (!event.target) {
                          event.target = elem;
                      }
  
                      // Clone any incoming data and prepend the event, creating the handler arg list
                      data = data == null ? [event] :
                          jQuery.makeArray(data, [event]);
  
                      // Allow special events to draw outside the lines
                      special = jQuery.event.special[type] || {};
                      if (!onlyHandlers && special.trigger && special.trigger.apply(elem, data) === false) {
                          return;
                      }
  
                      // Determine event propagation path in advance, per W3C events spec (#9951)
                      // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
                      if (!onlyHandlers && !special.noBubble && !jQuery.isWindow(elem)) {
  
                          bubbleType = special.delegateType || type;
                          if (!rfocusMorph.test(bubbleType + type)) {
                              cur = cur.parentNode;
                          }
                          for (; cur; cur = cur.parentNode) {
                              eventPath.push(cur);
                              tmp = cur;
                          }
  
                          // Only add window if we got to document (e.g., not plain obj or detached DOM)
                          if (tmp === (elem.ownerDocument || document)) {
                              eventPath.push(tmp.defaultView || tmp.parentWindow || window);
                          }
                      }
  
                      // Fire handlers on the event path
                      i = 0;
                      while ((cur = eventPath[i++]) && !event.isPropagationStopped()) {
  
                          event.type = i > 1 ?
                              bubbleType :
                              special.bindType || type;
  
                          // jQuery handler
                          handle = (jQuery._data(cur, "events") || {})[event.type] &&
                              jQuery._data(cur, "handle");
  
                          if (handle) {
                              handle.apply(cur, data);
                          }
  
                          // Native handler
                          handle = ontype && cur[ontype];
                          if (handle && handle.apply && acceptData(cur)) {
                              event.result = handle.apply(cur, data);
                              if (event.result === false) {
                                  event.preventDefault();
                              }
                          }
                      }
                      event.type = type;
  
                      // If nobody prevented the default action, do it now
                      if (!onlyHandlers && !event.isDefaultPrevented()) {
  
                          if (
                              (!special._default ||
                                  special._default.apply(eventPath.pop(), data) === false
                              ) && acceptData(elem)
                          ) {
  
                              // Call a native DOM method on the target with the same name name as the event.
                              // Can't use an .isFunction() check here because IE6/7 fails that test.
                              // Don't do default actions on window, that's where global variables be (#6170)
                              if (ontype && elem[type] && !jQuery.isWindow(elem)) {
  
                                  // Don't re-trigger an onFOO event when we call its FOO() method
                                  tmp = elem[ontype];
  
                                  if (tmp) {
                                      elem[ontype] = null;
                                  }
  
                                  // Prevent re-triggering of the same event, since we already bubbled it above
                                  jQuery.event.triggered = type;
                                  try {
                                      elem[type]();
                                  } catch (e) {
  
                                      // IE<9 dies on focus/blur to hidden element (#1486,#12518)
                                      // only reproducible on winXP IE8 native, not IE9 in IE8 mode
                                  }
                                  jQuery.event.triggered = undefined;
  
                                  if (tmp) {
                                      elem[ontype] = tmp;
                                  }
                              }
                          }
                      }
  
                      return event.result;
                  },
  
                  dispatch: function(event) {
  
                      // Make a writable jQuery.Event from the native event object
                      event = jQuery.event.fix(event);
  
                      var i, j, ret, matched, handleObj,
                          handlerQueue = [],
                          args = slice.call(arguments),
                          handlers = (jQuery._data(this, "events") || {})[event.type] || [],
                          special = jQuery.event.special[event.type] || {};
  
                      // Use the fix-ed jQuery.Event rather than the (read-only) native event
                      args[0] = event;
                      event.delegateTarget = this;
  
                      // Call the preDispatch hook for the mapped type, and let it bail if desired
                      if (special.preDispatch && special.preDispatch.call(this, event) === false) {
                          return;
                      }
  
                      // Determine handlers
                      handlerQueue = jQuery.event.handlers.call(this, event, handlers);
  
                      // Run delegates first; they may want to stop propagation beneath us
                      i = 0;
                      while ((matched = handlerQueue[i++]) && !event.isPropagationStopped()) {
                          event.currentTarget = matched.elem;
  
                          j = 0;
                          while ((handleObj = matched.handlers[j++]) &&
                              !event.isImmediatePropagationStopped()) {
  
                              // Triggered event must either 1) have no namespace, or 2) have namespace(s)
                              // a subset or equal to those in the bound event (both can have no namespace).
                              if (!event.rnamespace || event.rnamespace.test(handleObj.namespace)) {
  
                                  event.handleObj = handleObj;
                                  event.data = handleObj.data;
  
                                  ret = ((jQuery.event.special[handleObj.origType] || {}).handle ||
                                      handleObj.handler).apply(matched.elem, args);
  
                                  if (ret !== undefined) {
                                      if ((event.result = ret) === false) {
                                          event.preventDefault();
                                          event.stopPropagation();
                                      }
                                  }
                              }
                          }
                      }
  
                      // Call the postDispatch hook for the mapped type
                      if (special.postDispatch) {
                          special.postDispatch.call(this, event);
                      }
  
                      return event.result;
                  },
  
                  handlers: function(event, handlers) {
                      var i, matches, sel, handleObj,
                          handlerQueue = [],
                          delegateCount = handlers.delegateCount,
                          cur = event.target;
  
                      // Support (at least): Chrome, IE9
                      // Find delegate handlers
                      // Black-hole SVG <use> instance trees (#13180)
                      //
                      // Support: Firefox<=42+
                      // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343)
                      if (delegateCount && cur.nodeType &&
                          (event.type !== "click" || isNaN(event.button) || event.button < 1)) {
  
                          /* jshint eqeqeq: false */
                          for (; cur != this; cur = cur.parentNode || this) {
                              /* jshint eqeqeq: true */
  
                              // Don't check non-elements (#13208)
                              // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
                              if (cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click")) {
                                  matches = [];
                                  for (i = 0; i < delegateCount; i++) {
                                      handleObj = handlers[i];
  
                                      // Don't conflict with Object.prototype properties (#13203)
                                      sel = handleObj.selector + " ";
  
                                      if (matches[sel] === undefined) {
                                          matches[sel] = handleObj.needsContext ?
                                              jQuery(sel, this).index(cur) > -1 :
                                              jQuery.find(sel, this, null, [cur]).length;
                                      }
                                      if (matches[sel]) {
                                          matches.push(handleObj);
                                      }
                                  }
                                  if (matches.length) {
                                      handlerQueue.push({
                                          elem: cur,
                                          handlers: matches
                                      });
                                  }
                              }
                          }
                      }
  
                      // Add the remaining (directly-bound) handlers
                      if (delegateCount < handlers.length) {
                          handlerQueue.push({
                              elem: this,
                              handlers: handlers.slice(delegateCount)
                          });
                      }
  
                      return handlerQueue;
                  },
  
                  fix: function(event) {
                      if (event[jQuery.expando]) {
                          return event;
                      }
  
                      // Create a writable copy of the event object and normalize some properties
                      var i, prop, copy,
                          type = event.type,
                          originalEvent = event,
                          fixHook = this.fixHooks[type];
  
                      if (!fixHook) {
                          this.fixHooks[type] = fixHook =
                              rmouseEvent.test(type) ? this.mouseHooks :
                              rkeyEvent.test(type) ? this.keyHooks : {};
                      }
                      copy = fixHook.props ? this.props.concat(fixHook.props) : this.props;
  
                      event = new jQuery.Event(originalEvent);
  
                      i = copy.length;
                      while (i--) {
                          prop = copy[i];
                          event[prop] = originalEvent[prop];
                      }
  
                      // Support: IE<9
                      // Fix target property (#1925)
                      if (!event.target) {
                          event.target = originalEvent.srcElement || document;
                      }
  
                      // Support: Safari 6-8+
                      // Target should not be a text node (#504, #13143)
                      if (event.target.nodeType === 3) {
                          event.target = event.target.parentNode;
                      }
  
                      // Support: IE<9
                      // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
                      event.metaKey = !!event.metaKey;
  
                      return fixHook.filter ? fixHook.filter(event, originalEvent) : event;
                  },
  
                  // Includes some event props shared by KeyEvent and MouseEvent
                  props: ("altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " +
                      "metaKey relatedTarget shiftKey target timeStamp view which").split(" "),
  
                  fixHooks: {},
  
                  keyHooks: {
                      props: "char charCode key keyCode".split(" "),
                      filter: function(event, original) {
  
                          // Add which for key events
                          if (event.which == null) {
                              event.which = original.charCode != null ? original.charCode : original.keyCode;
                          }
  
                          return event;
                      }
                  },
  
                  mouseHooks: {
                      props: ("button buttons clientX clientY fromElement offsetX offsetY " +
                          "pageX pageY screenX screenY toElement").split(" "),
                      filter: function(event, original) {
                          var body, eventDoc, doc,
                              button = original.button,
                              fromElement = original.fromElement;
  
                          // Calculate pageX/Y if missing and clientX/Y available
                          if (event.pageX == null && original.clientX != null) {
                              eventDoc = event.target.ownerDocument || document;
                              doc = eventDoc.documentElement;
                              body = eventDoc.body;
  
                              event.pageX = original.clientX +
                                  (doc && doc.scrollLeft || body && body.scrollLeft || 0) -
                                  (doc && doc.clientLeft || body && body.clientLeft || 0);
                              event.pageY = original.clientY +
                                  (doc && doc.scrollTop || body && body.scrollTop || 0) -
                                  (doc && doc.clientTop || body && body.clientTop || 0);
                          }
  
                          // Add relatedTarget, if necessary
                          if (!event.relatedTarget && fromElement) {
                              event.relatedTarget = fromElement === event.target ?
                                  original.toElement :
                                  fromElement;
                          }
  
                          // Add which for click: 1 === left; 2 === middle; 3 === right
                          // Note: button is not normalized, so don't use it
                          if (!event.which && button !== undefined) {
                              event.which = (button & 1 ? 1 : (button & 2 ? 3 : (button & 4 ? 2 : 0)));
                          }
  
                          return event;
                      }
                  },
  
                  special: {
                      load: {
  
                          // Prevent triggered image.load events from bubbling to window.load
                          noBubble: true
                      },
                      focus: {
  
                          // Fire native event if possible so blur/focus sequence is correct
                          trigger: function() {
                              if (this !== safeActiveElement() && this.focus) {
                                  try {
                                      this.focus();
                                      return false;
                                  } catch (e) {
  
                                      // Support: IE<9
                                      // If we error on focus to hidden element (#1486, #12518),
                                      // let .trigger() run the handlers
                                  }
                              }
                          },
                          delegateType: "focusin"
                      },
                      blur: {
                          trigger: function() {
                              if (this === safeActiveElement() && this.blur) {
                                  this.blur();
                                  return false;
                              }
                          },
                          delegateType: "focusout"
                      },
                      click: {
  
                          // For checkbox, fire native event so checked state will be right
                          trigger: function() {
                              if (jQuery.nodeName(this, "input") && this.type === "checkbox" && this.click) {
                                  this.click();
                                  return false;
                              }
                          },
  
                          // For cross-browser consistency, don't fire native .click() on links
                          _default: function(event) {
                              return jQuery.nodeName(event.target, "a");
                          }
                      },
  
                      beforeunload: {
                          postDispatch: function(event) {
  
                              // Support: Firefox 20+
                              // Firefox doesn't alert if the returnValue field is not set.
                              if (event.result !== undefined && event.originalEvent) {
                                  event.originalEvent.returnValue = event.result;
                              }
                          }
                      }
                  },
  
                  // Piggyback on a donor event to simulate a different one
                  simulate: function(type, elem, event) {
                      var e = jQuery.extend(
                          new jQuery.Event(),
                          event, {
                              type: type,
                              isSimulated: true
  
                              // Previously, `originalEvent: {}` was set here, so stopPropagation call
                              // would not be triggered on donor event, since in our own
                              // jQuery.event.stopPropagation function we had a check for existence of
                              // originalEvent.stopPropagation method, so, consequently it would be a noop.
                              //
                              // Guard for simulated events was moved to jQuery.event.stopPropagation function
                              // since `originalEvent` should point to the original event for the
                              // constancy with other events and for more focused logic
                          }
                      );
  
                      jQuery.event.trigger(e, null, elem);
  
                      if (e.isDefaultPrevented()) {
                          event.preventDefault();
                      }
                  }
              };
  
              jQuery.removeEvent = document.removeEventListener ?
                  function(elem, type, handle) {
  
                      // This "if" is needed for plain objects
                      if (elem.removeEventListener) {
                          elem.removeEventListener(type, handle);
                      }
                  } :
                  function(elem, type, handle) {
                      var name = "on" + type;
  
                      if (elem.detachEvent) {
  
                          // #8545, #7054, preventing memory leaks for custom events in IE6-8
                          // detachEvent needed property on element, by name of that event,
                          // to properly expose it to GC
                          if (typeof elem[name] === "undefined") {
                              elem[name] = null;
                          }
  
                          elem.detachEvent(name, handle);
                      }
                  };
  
              jQuery.Event = function(src, props) {
  
                  // Allow instantiation without the 'new' keyword
                  if (!(this instanceof jQuery.Event)) {
                      return new jQuery.Event(src, props);
                  }
  
                  // Event object
                  if (src && src.type) {
                      this.originalEvent = src;
                      this.type = src.type;
  
                      // Events bubbling up the document may have been marked as prevented
                      // by a handler lower down the tree; reflect the correct value.
                      this.isDefaultPrevented = src.defaultPrevented ||
                          src.defaultPrevented === undefined &&
  
                          // Support: IE < 9, Android < 4.0
                          src.returnValue === false ?
                          returnTrue :
                          returnFalse;
  
                      // Event type
                  } else {
                      this.type = src;
                  }
  
                  // Put explicitly provided properties onto the event object
                  if (props) {
                      jQuery.extend(this, props);
                  }
  
                  // Create a timestamp if incoming event doesn't have one
                  this.timeStamp = src && src.timeStamp || jQuery.now();
  
                  // Mark it as fixed
                  this[jQuery.expando] = true;
              };
  
              // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
              // http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
              jQuery.Event.prototype = {
                  constructor: jQuery.Event,
                  isDefaultPrevented: returnFalse,
                  isPropagationStopped: returnFalse,
                  isImmediatePropagationStopped: returnFalse,
  
                  preventDefault: function() {
                      var e = this.originalEvent;
  
                      this.isDefaultPrevented = returnTrue;
                      if (!e) {
                          return;
                      }
  
                      // If preventDefault exists, run it on the original event
                      if (e.preventDefault) {
                          e.preventDefault();
  
                          // Support: IE
                          // Otherwise set the returnValue property of the original event to false
                      } else {
                          e.returnValue = false;
                      }
                  },
                  stopPropagation: function() {
                      var e = this.originalEvent;
  
                      this.isPropagationStopped = returnTrue;
  
                      if (!e || this.isSimulated) {
                          return;
                      }
  
                      // If stopPropagation exists, run it on the original event
                      if (e.stopPropagation) {
                          e.stopPropagation();
                      }
  
                      // Support: IE
                      // Set the cancelBubble property of the original event to true
                      e.cancelBubble = true;
                  },
                  stopImmediatePropagation: function() {
                      var e = this.originalEvent;
  
                      this.isImmediatePropagationStopped = returnTrue;
  
                      if (e && e.stopImmediatePropagation) {
                          e.stopImmediatePropagation();
                      }
  
                      this.stopPropagation();
                  }
              };
  
              // Create mouseenter/leave events using mouseover/out and event-time checks
              // so that event delegation works in jQuery.
              // Do the same for pointerenter/pointerleave and pointerover/pointerout
              //
              // Support: Safari 7 only
              // Safari sends mouseenter too often; see:
              // https://code.google.com/p/chromium/issues/detail?id=470258
              // for the description of the bug (it existed in older Chrome versions as well).
              jQuery.each({
                  mouseenter: "mouseover",
                  mouseleave: "mouseout",
                  pointerenter: "pointerover",
                  pointerleave: "pointerout"
              }, function(orig, fix) {
                  jQuery.event.special[orig] = {
                      delegateType: fix,
                      bindType: fix,
  
                      handle: function(event) {
                          var ret,
                              target = this,
                              related = event.relatedTarget,
                              handleObj = event.handleObj;
  
                          // For mouseenter/leave call the handler if related is outside the target.
                          // NB: No relatedTarget if the mouse left/entered the browser window
                          if (!related || (related !== target && !jQuery.contains(target, related))) {
                              event.type = handleObj.origType;
                              ret = handleObj.handler.apply(this, arguments);
                              event.type = fix;
                          }
                          return ret;
                      }
                  };
              });
  
              // IE submit delegation
              if (!support.submit) {
  
                  jQuery.event.special.submit = {
                      setup: function() {
  
                          // Only need this for delegated form submit events
                          if (jQuery.nodeName(this, "form")) {
                              return false;
                          }
  
                          // Lazy-add a submit handler when a descendant form may potentially be submitted
                          jQuery.event.add(this, "click._submit keypress._submit", function(e) {
  
                              // Node name check avoids a VML-related crash in IE (#9807)
                              var elem = e.target,
                                  form = jQuery.nodeName(elem, "input") || jQuery.nodeName(elem, "button") ?
  
                                  // Support: IE <=8
                                  // We use jQuery.prop instead of elem.form
                                  // to allow fixing the IE8 delegated submit issue (gh-2332)
                                  // by 3rd party polyfills/workarounds.
                                  jQuery.prop(elem, "form") :
                                  undefined;
  
                              if (form && !jQuery._data(form, "submit")) {
                                  jQuery.event.add(form, "submit._submit", function(event) {
                                      event._submitBubble = true;
                                  });
                                  jQuery._data(form, "submit", true);
                              }
                          });
  
                          // return undefined since we don't need an event listener
                      },
  
                      postDispatch: function(event) {
  
                          // If form was submitted by the user, bubble the event up the tree
                          if (event._submitBubble) {
                              delete event._submitBubble;
                              if (this.parentNode && !event.isTrigger) {
                                  jQuery.event.simulate("submit", this.parentNode, event);
                              }
                          }
                      },
  
                      teardown: function() {
  
                          // Only need this for delegated form submit events
                          if (jQuery.nodeName(this, "form")) {
                              return false;
                          }
  
                          // Remove delegated handlers; cleanData eventually reaps submit handlers attached above
                          jQuery.event.remove(this, "._submit");
                      }
                  };
              }
  
              // IE change delegation and checkbox/radio fix
              if (!support.change) {
  
                  jQuery.event.special.change = {
  
                      setup: function() {
  
                          if (rformElems.test(this.nodeName)) {
  
                              // IE doesn't fire change on a check/radio until blur; trigger it on click
                              // after a propertychange. Eat the blur-change in special.change.handle.
                              // This still fires onchange a second time for check/radio after blur.
                              if (this.type === "checkbox" || this.type === "radio") {
                                  jQuery.event.add(this, "propertychange._change", function(event) {
                                      if (event.originalEvent.propertyName === "checked") {
                                          this._justChanged = true;
                                      }
                                  });
                                  jQuery.event.add(this, "click._change", function(event) {
                                      if (this._justChanged && !event.isTrigger) {
                                          this._justChanged = false;
                                      }
  
                                      // Allow triggered, simulated change events (#11500)
                                      jQuery.event.simulate("change", this, event);
                                  });
                              }
                              return false;
                          }
  
                          // Delegated event; lazy-add a change handler on descendant inputs
                          jQuery.event.add(this, "beforeactivate._change", function(e) {
                              var elem = e.target;
  
                              if (rformElems.test(elem.nodeName) && !jQuery._data(elem, "change")) {
                                  jQuery.event.add(elem, "change._change", function(event) {
                                      if (this.parentNode && !event.isSimulated && !event.isTrigger) {
                                          jQuery.event.simulate("change", this.parentNode, event);
                                      }
                                  });
                                  jQuery._data(elem, "change", true);
                              }
                          });
                      },
  
                      handle: function(event) {
                          var elem = event.target;
  
                          // Swallow native change events from checkbox/radio, we already triggered them above
                          if (this !== elem || event.isSimulated || event.isTrigger ||
                              (elem.type !== "radio" && elem.type !== "checkbox")) {
  
                              return event.handleObj.handler.apply(this, arguments);
                          }
                      },
  
                      teardown: function() {
                          jQuery.event.remove(this, "._change");
  
                          return !rformElems.test(this.nodeName);
                      }
                  };
              }
  
              // Support: Firefox
              // Firefox doesn't have focus(in | out) events
              // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787
              //
              // Support: Chrome, Safari
              // focus(in | out) events fire after focus & blur events,
              // which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
              // Related ticket - https://code.google.com/p/chromium/issues/detail?id=449857
              if (!support.focusin) {
                  jQuery.each({
                      focus: "focusin",
                      blur: "focusout"
                  }, function(orig, fix) {
  
                      // Attach a single capturing handler on the document while someone wants focusin/focusout
                      var handler = function(event) {
                          jQuery.event.simulate(fix, event.target, jQuery.event.fix(event));
                      };
  
                      jQuery.event.special[fix] = {
                          setup: function() {
                              var doc = this.ownerDocument || this,
                                  attaches = jQuery._data(doc, fix);
  
                              if (!attaches) {
                                  doc.addEventListener(orig, handler, true);
                              }
                              jQuery._data(doc, fix, (attaches || 0) + 1);
                          },
                          teardown: function() {
                              var doc = this.ownerDocument || this,
                                  attaches = jQuery._data(doc, fix) - 1;
  
                              if (!attaches) {
                                  doc.removeEventListener(orig, handler, true);
                                  jQuery._removeData(doc, fix);
                              } else {
                                  jQuery._data(doc, fix, attaches);
                              }
                          }
                      };
                  });
              }
  
              jQuery.fn.extend({
  
                  on: function(types, selector, data, fn) {
                      return on(this, types, selector, data, fn);
                  },
                  one: function(types, selector, data, fn) {
                      return on(this, types, selector, data, fn, 1);
                  },
                  off: function(types, selector, fn) {
                      var handleObj, type;
                      if (types && types.preventDefault && types.handleObj) {
  
                          // ( event )  dispatched jQuery.Event
                          handleObj = types.handleObj;
                          jQuery(types.delegateTarget).off(
                              handleObj.namespace ?
                              handleObj.origType + "." + handleObj.namespace :
                              handleObj.origType,
                              handleObj.selector,
                              handleObj.handler
                          );
                          return this;
                      }
                      if (typeof types === "object") {
  
                          // ( types-object [, selector] )
                          for (type in types) {
                              this.off(type, selector, types[type]);
                          }
                          return this;
                      }
                      if (selector === false || typeof selector === "function") {
  
                          // ( types [, fn] )
                          fn = selector;
                          selector = undefined;
                      }
                      if (fn === false) {
                          fn = returnFalse;
                      }
                      return this.each(function() {
                          jQuery.event.remove(this, types, fn, selector);
                      });
                  },
  
                  trigger: function(type, data) {
                      return this.each(function() {
                          jQuery.event.trigger(type, data, this);
                      });
                  },
                  triggerHandler: function(type, data) {
                      var elem = this[0];
                      if (elem) {
                          return jQuery.event.trigger(type, data, elem, true);
                      }
                  }
              });
  
  
              var rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
                  rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
                  rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi,
  
                  // Support: IE 10-11, Edge 10240+
                  // In IE/Edge using regex groups here causes severe slowdowns.
                  // See https://connect.microsoft.com/IE/feedback/details/1736512/
                  rnoInnerhtml = /<script|<style|<link/i,
  
                  // checked="checked" or checked
                  rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
                  rscriptTypeMasked = /^true\/(.*)/,
                  rcleanScript = /^\s*<!(?:\[CDATA\[|--)|(?:\]\]|--)>\s*$/g,
                  safeFragment = createSafeFragment(document),
                  fragmentDiv = safeFragment.appendChild(document.createElement("div"));
  
              // Support: IE<8
              // Manipulating tables requires a tbody
              function manipulationTarget(elem, content) {
                  return jQuery.nodeName(elem, "table") &&
                      jQuery.nodeName(content.nodeType !== 11 ? content : content.firstChild, "tr") ?
  
                      elem.getElementsByTagName("tbody")[0] ||
                      elem.appendChild(elem.ownerDocument.createElement("tbody")) :
                      elem;
              }
  
              // Replace/restore the type attribute of script elements for safe DOM manipulation
              function disableScript(elem) {
                  elem.type = (jQuery.find.attr(elem, "type") !== null) + "/" + elem.type;
                  return elem;
              }
  
              function restoreScript(elem) {
                  var match = rscriptTypeMasked.exec(elem.type);
                  if (match) {
                      elem.type = match[1];
                  } else {
                      elem.removeAttribute("type");
                  }
                  return elem;
              }
  
              function cloneCopyEvent(src, dest) {
                  if (dest.nodeType !== 1 || !jQuery.hasData(src)) {
                      return;
                  }
  
                  var type, i, l,
                      oldData = jQuery._data(src),
                      curData = jQuery._data(dest, oldData),
                      events = oldData.events;
  
                  if (events) {
                      delete curData.handle;
                      curData.events = {};
  
                      for (type in events) {
                          for (i = 0, l = events[type].length; i < l; i++) {
                              jQuery.event.add(dest, type, events[type][i]);
                          }
                      }
                  }
  
                  // make the cloned public data object a copy from the original
                  if (curData.data) {
                      curData.data = jQuery.extend({}, curData.data);
                  }
              }
  
              function fixCloneNodeIssues(src, dest) {
                  var nodeName, e, data;
  
                  // We do not need to do anything for non-Elements
                  if (dest.nodeType !== 1) {
                      return;
                  }
  
                  nodeName = dest.nodeName.toLowerCase();
  
                  // IE6-8 copies events bound via attachEvent when using cloneNode.
                  if (!support.noCloneEvent && dest[jQuery.expando]) {
                      data = jQuery._data(dest);
  
                      for (e in data.events) {
                          jQuery.removeEvent(dest, e, data.handle);
                      }
  
                      // Event data gets referenced instead of copied if the expando gets copied too
                      dest.removeAttribute(jQuery.expando);
                  }
  
                  // IE blanks contents when cloning scripts, and tries to evaluate newly-set text
                  if (nodeName === "script" && dest.text !== src.text) {
                      disableScript(dest).text = src.text;
                      restoreScript(dest);
  
                      // IE6-10 improperly clones children of object elements using classid.
                      // IE10 throws NoModificationAllowedError if parent is null, #12132.
                  } else if (nodeName === "object") {
                      if (dest.parentNode) {
                          dest.outerHTML = src.outerHTML;
                      }
  
                      // This path appears unavoidable for IE9. When cloning an object
                      // element in IE9, the outerHTML strategy above is not sufficient.
                      // If the src has innerHTML and the destination does not,
                      // copy the src.innerHTML into the dest.innerHTML. #10324
                      if (support.html5Clone && (src.innerHTML && !jQuery.trim(dest.innerHTML))) {
                          dest.innerHTML = src.innerHTML;
                      }
  
                  } else if (nodeName === "input" && rcheckableType.test(src.type)) {
  
                      // IE6-8 fails to persist the checked state of a cloned checkbox
                      // or radio button. Worse, IE6-7 fail to give the cloned element
                      // a checked appearance if the defaultChecked value isn't also set
  
                      dest.defaultChecked = dest.checked = src.checked;
  
                      // IE6-7 get confused and end up setting the value of a cloned
                      // checkbox/radio button to an empty string instead of "on"
                      if (dest.value !== src.value) {
                          dest.value = src.value;
                      }
  
                      // IE6-8 fails to return the selected option to the default selected
                      // state when cloning options
                  } else if (nodeName === "option") {
                      dest.defaultSelected = dest.selected = src.defaultSelected;
  
                      // IE6-8 fails to set the defaultValue to the correct value when
                      // cloning other types of input fields
                  } else if (nodeName === "input" || nodeName === "textarea") {
                      dest.defaultValue = src.defaultValue;
                  }
              }
  
              function domManip(collection, args, callback, ignored) {
  
                  // Flatten any nested arrays
                  args = concat.apply([], args);
  
                  var first, node, hasScripts,
                      scripts, doc, fragment,
                      i = 0,
                      l = collection.length,
                      iNoClone = l - 1,
                      value = args[0],
                      isFunction = jQuery.isFunction(value);
  
                  // We can't cloneNode fragments that contain checked, in WebKit
                  if (isFunction ||
                      (l > 1 && typeof value === "string" &&
                          !support.checkClone && rchecked.test(value))) {
                      return collection.each(function(index) {
                          var self = collection.eq(index);
                          if (isFunction) {
                              args[0] = value.call(this, index, self.html());
                          }
                          domManip(self, args, callback, ignored);
                      });
                  }
  
                  if (l) {
                      fragment = buildFragment(args, collection[0].ownerDocument, false, collection, ignored);
                      first = fragment.firstChild;
  
                      if (fragment.childNodes.length === 1) {
                          fragment = first;
                      }
  
                      // Require either new content or an interest in ignored elements to invoke the callback
                      if (first || ignored) {
                          scripts = jQuery.map(getAll(fragment, "script"), disableScript);
                          hasScripts = scripts.length;
  
                          // Use the original fragment for the last item
                          // instead of the first because it can end up
                          // being emptied incorrectly in certain situations (#8070).
                          for (; i < l; i++) {
                              node = fragment;
  
                              if (i !== iNoClone) {
                                  node = jQuery.clone(node, true, true);
  
                                  // Keep references to cloned scripts for later restoration
                                  if (hasScripts) {
  
                                      // Support: Android<4.1, PhantomJS<2
                                      // push.apply(_, arraylike) throws on ancient WebKit
                                      jQuery.merge(scripts, getAll(node, "script"));
                                  }
                              }
  
                              callback.call(collection[i], node, i);
                          }
  
                          if (hasScripts) {
                              doc = scripts[scripts.length - 1].ownerDocument;
  
                              // Reenable scripts
                              jQuery.map(scripts, restoreScript);
  
                              // Evaluate executable scripts on first document insertion
                              for (i = 0; i < hasScripts; i++) {
                                  node = scripts[i];
                                  if (rscriptType.test(node.type || "") &&
                                      !jQuery._data(node, "globalEval") &&
                                      jQuery.contains(doc, node)) {
  
                                      if (node.src) {
  
                                          // Optional AJAX dependency, but won't run scripts if not present
                                          if (jQuery._evalUrl) {
                                              jQuery._evalUrl(node.src);
                                          }
                                      } else {
                                          jQuery.globalEval(
                                              (node.text || node.textContent || node.innerHTML || "")
                                              .replace(rcleanScript, "")
                                          );
                                      }
                                  }
                              }
                          }
  
                          // Fix #11809: Avoid leaking memory
                          fragment = first = null;
                      }
                  }
  
                  return collection;
              }
  
              function remove(elem, selector, keepData) {
                  var node,
                      elems = selector ? jQuery.filter(selector, elem) : elem,
                      i = 0;
  
                  for (;
                      (node = elems[i]) != null; i++) {
  
                      if (!keepData && node.nodeType === 1) {
                          jQuery.cleanData(getAll(node));
                      }
  
                      if (node.parentNode) {
                          if (keepData && jQuery.contains(node.ownerDocument, node)) {
                              setGlobalEval(getAll(node, "script"));
                          }
                          node.parentNode.removeChild(node);
                      }
                  }
  
                  return elem;
              }
  
              jQuery.extend({
                  htmlPrefilter: function(html) {
                      return html.replace(rxhtmlTag, "<$1></$2>");
                  },
  
                  clone: function(elem, dataAndEvents, deepDataAndEvents) {
                      var destElements, node, clone, i, srcElements,
                          inPage = jQuery.contains(elem.ownerDocument, elem);
  
                      if (support.html5Clone || jQuery.isXMLDoc(elem) ||
                          !rnoshimcache.test("<" + elem.nodeName + ">")) {
  
                          clone = elem.cloneNode(true);
  
                          // IE<=8 does not properly clone detached, unknown element nodes
                      } else {
                          fragmentDiv.innerHTML = elem.outerHTML;
                          fragmentDiv.removeChild(clone = fragmentDiv.firstChild);
                      }
  
                      if ((!support.noCloneEvent || !support.noCloneChecked) &&
                          (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem)) {
  
                          // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
                          destElements = getAll(clone);
                          srcElements = getAll(elem);
  
                          // Fix all IE cloning issues
                          for (i = 0;
                              (node = srcElements[i]) != null; ++i) {
  
                              // Ensure that the destination node is not null; Fixes #9587
                              if (destElements[i]) {
                                  fixCloneNodeIssues(node, destElements[i]);
                              }
                          }
                      }
  
                      // Copy the events from the original to the clone
                      if (dataAndEvents) {
                          if (deepDataAndEvents) {
                              srcElements = srcElements || getAll(elem);
                              destElements = destElements || getAll(clone);
  
                              for (i = 0;
                                  (node = srcElements[i]) != null; i++) {
                                  cloneCopyEvent(node, destElements[i]);
                              }
                          } else {
                              cloneCopyEvent(elem, clone);
                          }
                      }
  
                      // Preserve script evaluation history
                      destElements = getAll(clone, "script");
                      if (destElements.length > 0) {
                          setGlobalEval(destElements, !inPage && getAll(elem, "script"));
                      }
  
                      destElements = srcElements = node = null;
  
                      // Return the cloned set
                      return clone;
                  },
  
                  cleanData: function(elems, /* internal */ forceAcceptData) {
                      var elem, type, id, data,
                          i = 0,
                          internalKey = jQuery.expando,
                          cache = jQuery.cache,
                          attributes = support.attributes,
                          special = jQuery.event.special;
  
                      for (;
                          (elem = elems[i]) != null; i++) {
                          if (forceAcceptData || acceptData(elem)) {
  
                              id = elem[internalKey];
                              data = id && cache[id];
  
                              if (data) {
                                  if (data.events) {
                                      for (type in data.events) {
                                          if (special[type]) {
                                              jQuery.event.remove(elem, type);
  
                                              // This is a shortcut to avoid jQuery.event.remove's overhead
                                          } else {
                                              jQuery.removeEvent(elem, type, data.handle);
                                          }
                                      }
                                  }
  
                                  // Remove cache only if it was not already removed by jQuery.event.remove
                                  if (cache[id]) {
  
                                      delete cache[id];
  
                                      // Support: IE<9
                                      // IE does not allow us to delete expando properties from nodes
                                      // IE creates expando attributes along with the property
                                      // IE does not have a removeAttribute function on Document nodes
                                      if (!attributes && typeof elem.removeAttribute !== "undefined") {
                                          elem.removeAttribute(internalKey);
  
                                          // Webkit & Blink performance suffers when deleting properties
                                          // from DOM nodes, so set to undefined instead
                                          // https://code.google.com/p/chromium/issues/detail?id=378607
                                      } else {
                                          elem[internalKey] = undefined;
                                      }
  
                                      deletedIds.push(id);
                                  }
                              }
                          }
                      }
                  }
              });
  
              jQuery.fn.extend({
  
                  // Keep domManip exposed until 3.0 (gh-2225)
                  domManip: domManip,
  
                  detach: function(selector) {
                      return remove(this, selector, true);
                  },
  
                  remove: function(selector) {
                      return remove(this, selector);
                  },
  
                  text: function(value) {
                      return access(this, function(value) {
                          return value === undefined ?
                              jQuery.text(this) :
                              this.empty().append(
                                  (this[0] && this[0].ownerDocument || document).createTextNode(value)
                              );
                      }, null, value, arguments.length);
                  },
  
                  append: function() {
                      return domManip(this, arguments, function(elem) {
                          if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                              var target = manipulationTarget(this, elem);
                              target.appendChild(elem);
                          }
                      });
                  },
  
                  prepend: function() {
                      return domManip(this, arguments, function(elem) {
                          if (this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9) {
                              var target = manipulationTarget(this, elem);
                              target.insertBefore(elem, target.firstChild);
                          }
                      });
                  },
  
                  before: function() {
                      return domManip(this, arguments, function(elem) {
                          if (this.parentNode) {
                              this.parentNode.insertBefore(elem, this);
                          }
                      });
                  },
  
                  after: function() {
                      return domManip(this, arguments, function(elem) {
                          if (this.parentNode) {
                              this.parentNode.insertBefore(elem, this.nextSibling);
                          }
                      });
                  },
  
                  empty: function() {
                      var elem,
                          i = 0;
  
                      for (;
                          (elem = this[i]) != null; i++) {
  
                          // Remove element nodes and prevent memory leaks
                          if (elem.nodeType === 1) {
                              jQuery.cleanData(getAll(elem, false));
                          }
  
                          // Remove any remaining nodes
                          while (elem.firstChild) {
                              elem.removeChild(elem.firstChild);
                          }
  
                          // If this is a select, ensure that it displays empty (#12336)
                          // Support: IE<9
                          if (elem.options && jQuery.nodeName(elem, "select")) {
                              elem.options.length = 0;
                          }
                      }
  
                      return this;
                  },
  
                  clone: function(dataAndEvents, deepDataAndEvents) {
                      dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
                      deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;
  
                      return this.map(function() {
                          return jQuery.clone(this, dataAndEvents, deepDataAndEvents);
                      });
                  },
  
                  html: function(value) {
                      return access(this, function(value) {
                          var elem = this[0] || {},
                              i = 0,
                              l = this.length;
  
                          if (value === undefined) {
                              return elem.nodeType === 1 ?
                                  elem.innerHTML.replace(rinlinejQuery, "") :
                                  undefined;
                          }
  
                          // See if we can take a shortcut and just use innerHTML
                          if (typeof value === "string" && !rnoInnerhtml.test(value) &&
                              (support.htmlSerialize || !rnoshimcache.test(value)) &&
                              (support.leadingWhitespace || !rleadingWhitespace.test(value)) &&
                              !wrapMap[(rtagName.exec(value) || ["", ""])[1].toLowerCase()]) {
  
                              value = jQuery.htmlPrefilter(value);
  
                              try {
                                  for (; i < l; i++) {
  
                                      // Remove element nodes and prevent memory leaks
                                      elem = this[i] || {};
                                      if (elem.nodeType === 1) {
                                          jQuery.cleanData(getAll(elem, false));
                                          elem.innerHTML = value;
                                      }
                                  }
  
                                  elem = 0;
  
                                  // If using innerHTML throws an exception, use the fallback method
                              } catch (e) {}
                          }
  
                          if (elem) {
                              this.empty().append(value);
                          }
                      }, null, value, arguments.length);
                  },
  
                  replaceWith: function() {
                      var ignored = [];
  
                      // Make the changes, replacing each non-ignored context element with the new content
                      return domManip(this, arguments, function(elem) {
                          var parent = this.parentNode;
  
                          if (jQuery.inArray(this, ignored) < 0) {
                              jQuery.cleanData(getAll(this));
                              if (parent) {
                                  parent.replaceChild(elem, this);
                              }
                          }
  
                          // Force callback invocation
                      }, ignored);
                  }
              });
  
              jQuery.each({
                  appendTo: "append",
                  prependTo: "prepend",
                  insertBefore: "before",
                  insertAfter: "after",
                  replaceAll: "replaceWith"
              }, function(name, original) {
                  jQuery.fn[name] = function(selector) {
                      var elems,
                          i = 0,
                          ret = [],
                          insert = jQuery(selector),
                          last = insert.length - 1;
  
                      for (; i <= last; i++) {
                          elems = i === last ? this : this.clone(true);
                          jQuery(insert[i])[original](elems);
  
                          // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
                          push.apply(ret, elems.get());
                      }
  
                      return this.pushStack(ret);
                  };
              });
  
  
              var iframe,
                  elemdisplay = {
  
                      // Support: Firefox
                      // We have to pre-define these values for FF (#10227)
                      HTML: "block",
                      BODY: "block"
                  };
  
              /**
               * Retrieve the actual display of a element
               * @param {String} name nodeName of the element
               * @param {Object} doc Document object
               */
  
              // Called only from within defaultDisplay
              function actualDisplay(name, doc) {
                  var elem = jQuery(doc.createElement(name)).appendTo(doc.body),
  
                      display = jQuery.css(elem[0], "display");
  
                  // We don't have any data stored on the element,
                  // so use "detach" method as fast way to get rid of the element
                  elem.detach();
  
                  return display;
              }
  
              /**
               * Try to determine the default display value of an element
               * @param {String} nodeName
               */
              function defaultDisplay(nodeName) {
                  var doc = document,
                      display = elemdisplay[nodeName];
  
                  if (!display) {
                      display = actualDisplay(nodeName, doc);
  
                      // If the simple way fails, read from inside an iframe
                      if (display === "none" || !display) {
  
                          // Use the already-created iframe if possible
                          iframe = (iframe || jQuery("<iframe frameborder='0' width='0' height='0'/>"))
                              .appendTo(doc.documentElement);
  
                          // Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
                          doc = (iframe[0].contentWindow || iframe[0].contentDocument).document;
  
                          // Support: IE
                          doc.write();
                          doc.close();
  
                          display = actualDisplay(nodeName, doc);
                          iframe.detach();
                      }
  
                      // Store the correct default display
                      elemdisplay[nodeName] = display;
                  }
  
                  return display;
              }
              var rmargin = (/^margin/);
  
              var rnumnonpx = new RegExp("^(" + pnum + ")(?!px)[a-z%]+$", "i");
  
              var swap = function(elem, options, callback, args) {
                  var ret, name,
                      old = {};
  
                  // Remember the old values, and insert the new ones
                  for (name in options) {
                      old[name] = elem.style[name];
                      elem.style[name] = options[name];
                  }
  
                  ret = callback.apply(elem, args || []);
  
                  // Revert the old values
                  for (name in options) {
                      elem.style[name] = old[name];
                  }
  
                  return ret;
              };
  
  
              var documentElement = document.documentElement;
  
  
  
              (function() {
                  var pixelPositionVal, pixelMarginRightVal, boxSizingReliableVal,
                      reliableHiddenOffsetsVal, reliableMarginRightVal, reliableMarginLeftVal,
                      container = document.createElement("div"),
                      div = document.createElement("div");
  
                  // Finish early in limited (non-browser) environments
                  if (!div.style) {
                      return;
                  }
  
                  div.style.cssText = "float:left;opacity:.5";
  
                  // Support: IE<9
                  // Make sure that element opacity exists (as opposed to filter)
                  support.opacity = div.style.opacity === "0.5";
  
                  // Verify style float existence
                  // (IE uses styleFloat instead of cssFloat)
                  support.cssFloat = !!div.style.cssFloat;
  
                  div.style.backgroundClip = "content-box";
                  div.cloneNode(true).style.backgroundClip = "";
                  support.clearCloneStyle = div.style.backgroundClip === "content-box";
  
                  container = document.createElement("div");
                  container.style.cssText = "border:0;width:8px;height:0;top:0;left:-9999px;" +
                      "padding:0;margin-top:1px;position:absolute";
                  div.innerHTML = "";
                  container.appendChild(div);
  
                  // Support: Firefox<29, Android 2.3
                  // Vendor-prefix box-sizing
                  support.boxSizing = div.style.boxSizing === "" || div.style.MozBoxSizing === "" ||
                      div.style.WebkitBoxSizing === "";
  
                  jQuery.extend(support, {
                      reliableHiddenOffsets: function() {
                          if (pixelPositionVal == null) {
                              computeStyleTests();
                          }
                          return reliableHiddenOffsetsVal;
                      },
  
                      boxSizingReliable: function() {
  
                          // We're checking for pixelPositionVal here instead of boxSizingReliableVal
                          // since that compresses better and they're computed together anyway.
                          if (pixelPositionVal == null) {
                              computeStyleTests();
                          }
                          return boxSizingReliableVal;
                      },
  
                      pixelMarginRight: function() {
  
                          // Support: Android 4.0-4.3
                          if (pixelPositionVal == null) {
                              computeStyleTests();
                          }
                          return pixelMarginRightVal;
                      },
  
                      pixelPosition: function() {
                          if (pixelPositionVal == null) {
                              computeStyleTests();
                          }
                          return pixelPositionVal;
                      },
  
                      reliableMarginRight: function() {
  
                          // Support: Android 2.3
                          if (pixelPositionVal == null) {
                              computeStyleTests();
                          }
                          return reliableMarginRightVal;
                      },
  
                      reliableMarginLeft: function() {
  
                          // Support: IE <=8 only, Android 4.0 - 4.3 only, Firefox <=3 - 37
                          if (pixelPositionVal == null) {
                              computeStyleTests();
                          }
                          return reliableMarginLeftVal;
                      }
                  });
  
                  function computeStyleTests() {
                      var contents, divStyle,
                          documentElement = document.documentElement;
  
                      // Setup
                      documentElement.appendChild(container);
  
                      div.style.cssText =
  
                          // Support: Android 2.3
                          // Vendor-prefix box-sizing
                          "-webkit-box-sizing:border-box;box-sizing:border-box;" +
                          "position:relative;display:block;" +
                          "margin:auto;border:1px;padding:1px;" +
                          "top:1%;width:50%";
  
                      // Support: IE<9
                      // Assume reasonable values in the absence of getComputedStyle
                      pixelPositionVal = boxSizingReliableVal = reliableMarginLeftVal = false;
                      pixelMarginRightVal = reliableMarginRightVal = true;
  
                      // Check for getComputedStyle so that this code is not run in IE<9.
                      if (window.getComputedStyle) {
                          divStyle = window.getComputedStyle(div);
                          pixelPositionVal = (divStyle || {}).top !== "1%";
                          reliableMarginLeftVal = (divStyle || {}).marginLeft === "2px";
                          boxSizingReliableVal = (divStyle || {
                              width: "4px"
                          }).width === "4px";
  
                          // Support: Android 4.0 - 4.3 only
                          // Some styles come back with percentage values, even though they shouldn't
                          div.style.marginRight = "50%";
                          pixelMarginRightVal = (divStyle || {
                              marginRight: "4px"
                          }).marginRight === "4px";
  
                          // Support: Android 2.3 only
                          // Div with explicit width and no margin-right incorrectly
                          // gets computed margin-right based on width of container (#3333)
                          // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
                          contents = div.appendChild(document.createElement("div"));
  
                          // Reset CSS: box-sizing; display; margin; border; padding
                          contents.style.cssText = div.style.cssText =
  
                              // Support: Android 2.3
                              // Vendor-prefix box-sizing
                              "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
                              "box-sizing:content-box;display:block;margin:0;border:0;padding:0";
                          contents.style.marginRight = contents.style.width = "0";
                          div.style.width = "1px";
  
                          reliableMarginRightVal = !parseFloat((window.getComputedStyle(contents) || {}).marginRight);
  
                          div.removeChild(contents);
                      }
  
                      // Support: IE6-8
                      // First check that getClientRects works as expected
                      // Check if table cells still have offsetWidth/Height when they are set
                      // to display:none and there are still other visible table cells in a
                      // table row; if so, offsetWidth/Height are not reliable for use when
                      // determining if an element has been hidden directly using
                      // display:none (it is still safe to use offsets if a parent element is
                      // hidden; don safety goggles and see bug #4512 for more information).
                      div.style.display = "none";
                      reliableHiddenOffsetsVal = div.getClientRects().length === 0;
                      if (reliableHiddenOffsetsVal) {
                          div.style.display = "";
                          div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
                          div.childNodes[0].style.borderCollapse = "separate";
                          contents = div.getElementsByTagName("td");
                          contents[0].style.cssText = "margin:0;border:0;padding:0;display:none";
                          reliableHiddenOffsetsVal = contents[0].offsetHeight === 0;
                          if (reliableHiddenOffsetsVal) {
                              contents[0].style.display = "";
                              contents[1].style.display = "none";
                              reliableHiddenOffsetsVal = contents[0].offsetHeight === 0;
                          }
                      }
  
                      // Teardown
                      documentElement.removeChild(container);
                  }
  
              })();
  
  
              var getStyles, curCSS,
                  rposition = /^(top|right|bottom|left)$/;
  
              if (window.getComputedStyle) {
                  getStyles = function(elem) {
  
                      // Support: IE<=11+, Firefox<=30+ (#15098, #14150)
                      // IE throws on elements created in popups
                      // FF meanwhile throws on frame elements through "defaultView.getComputedStyle"
                      var view = elem.ownerDocument.defaultView;
  
                      if (!view || !view.opener) {
                          view = window;
                      }
  
                      return view.getComputedStyle(elem);
                  };
  
                  curCSS = function(elem, name, computed) {
                      var width, minWidth, maxWidth, ret,
                          style = elem.style;
  
                      computed = computed || getStyles(elem);
  
                      // getPropertyValue is only needed for .css('filter') in IE9, see #12537
                      ret = computed ? computed.getPropertyValue(name) || computed[name] : undefined;
  
                      // Support: Opera 12.1x only
                      // Fall back to style even without computed
                      // computed is undefined for elems on document fragments
                      if ((ret === "" || ret === undefined) && !jQuery.contains(elem.ownerDocument, elem)) {
                          ret = jQuery.style(elem, name);
                      }
  
                      if (computed) {
  
                          // A tribute to the "awesome hack by Dean Edwards"
                          // Chrome < 17 and Safari 5.0 uses "computed value"
                          // instead of "used value" for margin-right
                          // Safari 5.1.7 (at least) returns percentage for a larger set of values,
                          // but width seems to be reliably pixels
                          // this is against the CSSOM draft spec:
                          // http://dev.w3.org/csswg/cssom/#resolved-values
                          if (!support.pixelMarginRight() && rnumnonpx.test(ret) && rmargin.test(name)) {
  
                              // Remember the original values
                              width = style.width;
                              minWidth = style.minWidth;
                              maxWidth = style.maxWidth;
  
                              // Put in the new values to get a computed value out
                              style.minWidth = style.maxWidth = style.width = ret;
                              ret = computed.width;
  
                              // Revert the changed values
                              style.width = width;
                              style.minWidth = minWidth;
                              style.maxWidth = maxWidth;
                          }
                      }
  
                      // Support: IE
                      // IE returns zIndex value as an integer.
                      return ret === undefined ?
                          ret :
                          ret + "";
                  };
              } else if (documentElement.currentStyle) {
                  getStyles = function(elem) {
                      return elem.currentStyle;
                  };
  
                  curCSS = function(elem, name, computed) {
                      var left, rs, rsLeft, ret,
                          style = elem.style;
  
                      computed = computed || getStyles(elem);
                      ret = computed ? computed[name] : undefined;
  
                      // Avoid setting ret to empty string here
                      // so we don't default to auto
                      if (ret == null && style && style[name]) {
                          ret = style[name];
                      }
  
                      // From the awesome hack by Dean Edwards
                      // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291
  
                      // If we're not dealing with a regular pixel number
                      // but a number that has a weird ending, we need to convert it to pixels
                      // but not position css attributes, as those are
                      // proportional to the parent element instead
                      // and we can't measure the parent instead because it
                      // might trigger a "stacking dolls" problem
                      if (rnumnonpx.test(ret) && !rposition.test(name)) {
  
                          // Remember the original values
                          left = style.left;
                          rs = elem.runtimeStyle;
                          rsLeft = rs && rs.left;
  
                          // Put in the new values to get a computed value out
                          if (rsLeft) {
                              rs.left = elem.currentStyle.left;
                          }
                          style.left = name === "fontSize" ? "1em" : ret;
                          ret = style.pixelLeft + "px";
  
                          // Revert the changed values
                          style.left = left;
                          if (rsLeft) {
                              rs.left = rsLeft;
                          }
                      }
  
                      // Support: IE
                      // IE returns zIndex value as an integer.
                      return ret === undefined ?
                          ret :
                          ret + "" || "auto";
                  };
              }
  
  
  
  
              function addGetHookIf(conditionFn, hookFn) {
  
                  // Define the hook, we'll check on the first run if it's really needed.
                  return {
                      get: function() {
                          if (conditionFn()) {
  
                              // Hook not needed (or it's not possible to use it due
                              // to missing dependency), remove it.
                              delete this.get;
                              return;
                          }
  
                          // Hook needed; redefine it so that the support test is not executed again.
                          return (this.get = hookFn).apply(this, arguments);
                      }
                  };
              }
  
  
              var
  
                  ralpha = /alpha\([^)]*\)/i,
                  ropacity = /opacity\s*=\s*([^)]*)/i,
  
                  // swappable if display is none or starts with table except
                  // "table", "table-cell", or "table-caption"
                  // see here for display values:
                  // https://developer.mozilla.org/en-US/docs/CSS/display
                  rdisplayswap = /^(none|table(?!-c[ea]).+)/,
                  rnumsplit = new RegExp("^(" + pnum + ")(.*)$", "i"),
  
                  cssShow = {
                      position: "absolute",
                      visibility: "hidden",
                      display: "block"
                  },
                  cssNormalTransform = {
                      letterSpacing: "0",
                      fontWeight: "400"
                  },
  
                  cssPrefixes = ["Webkit", "O", "Moz", "ms"],
                  emptyStyle = document.createElement("div").style;
  
  
              // return a css property mapped to a potentially vendor prefixed property
              function vendorPropName(name) {
  
                  // shortcut for names that are not vendor prefixed
                  if (name in emptyStyle) {
                      return name;
                  }
  
                  // check for vendor prefixed names
                  var capName = name.charAt(0).toUpperCase() + name.slice(1),
                      i = cssPrefixes.length;
  
                  while (i--) {
                      name = cssPrefixes[i] + capName;
                      if (name in emptyStyle) {
                          return name;
                      }
                  }
              }
  
              function showHide(elements, show) {
                  var display, elem, hidden,
                      values = [],
                      index = 0,
                      length = elements.length;
  
                  for (; index < length; index++) {
                      elem = elements[index];
                      if (!elem.style) {
                          continue;
                      }
  
                      values[index] = jQuery._data(elem, "olddisplay");
                      display = elem.style.display;
                      if (show) {
  
                          // Reset the inline display of this element to learn if it is
                          // being hidden by cascaded rules or not
                          if (!values[index] && display === "none") {
                              elem.style.display = "";
                          }
  
                          // Set elements which have been overridden with display: none
                          // in a stylesheet to whatever the default browser style is
                          // for such an element
                          if (elem.style.display === "" && isHidden(elem)) {
                              values[index] =
                                  jQuery._data(elem, "olddisplay", defaultDisplay(elem.nodeName));
                          }
                      } else {
                          hidden = isHidden(elem);
  
                          if (display && display !== "none" || !hidden) {
                              jQuery._data(
                                  elem,
                                  "olddisplay",
                                  hidden ? display : jQuery.css(elem, "display")
                              );
                          }
                      }
                  }
  
                  // Set the display of most of the elements in a second loop
                  // to avoid the constant reflow
                  for (index = 0; index < length; index++) {
                      elem = elements[index];
                      if (!elem.style) {
                          continue;
                      }
                      if (!show || elem.style.display === "none" || elem.style.display === "") {
                          elem.style.display = show ? values[index] || "" : "none";
                      }
                  }
  
                  return elements;
              }
  
              function setPositiveNumber(elem, value, subtract) {
                  var matches = rnumsplit.exec(value);
                  return matches ?
  
                      // Guard against undefined "subtract", e.g., when used as in cssHooks
                      Math.max(0, matches[1] - (subtract || 0)) + (matches[2] || "px") :
                      value;
              }
  
              function augmentWidthOrHeight(elem, name, extra, isBorderBox, styles) {
                  var i = extra === (isBorderBox ? "border" : "content") ?
  
                      // If we already have the right measurement, avoid augmentation
                      4 :
  
                      // Otherwise initialize for horizontal or vertical properties
                      name === "width" ? 1 : 0,
  
                      val = 0;
  
                  for (; i < 4; i += 2) {
  
                      // both box models exclude margin, so add it if we want it
                      if (extra === "margin") {
                          val += jQuery.css(elem, extra + cssExpand[i], true, styles);
                      }
  
                      if (isBorderBox) {
  
                          // border-box includes padding, so remove it if we want content
                          if (extra === "content") {
                              val -= jQuery.css(elem, "padding" + cssExpand[i], true, styles);
                          }
  
                          // at this point, extra isn't border nor margin, so remove border
                          if (extra !== "margin") {
                              val -= jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                          }
                      } else {
  
                          // at this point, extra isn't content, so add padding
                          val += jQuery.css(elem, "padding" + cssExpand[i], true, styles);
  
                          // at this point, extra isn't content nor padding, so add border
                          if (extra !== "padding") {
                              val += jQuery.css(elem, "border" + cssExpand[i] + "Width", true, styles);
                          }
                      }
                  }
  
                  return val;
              }
  
              function getWidthOrHeight(elem, name, extra) {
  
                  // Start with offset property, which is equivalent to the border-box value
                  var valueIsBorderBox = true,
                      val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
                      styles = getStyles(elem),
                      isBorderBox = support.boxSizing &&
                      jQuery.css(elem, "boxSizing", false, styles) === "border-box";
  
                  // some non-html elements return undefined for offsetWidth, so check for null/undefined
                  // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
                  // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
                  if (val <= 0 || val == null) {
  
                      // Fall back to computed then uncomputed css if necessary
                      val = curCSS(elem, name, styles);
                      if (val < 0 || val == null) {
                          val = elem.style[name];
                      }
  
                      // Computed unit is not pixels. Stop here and return.
                      if (rnumnonpx.test(val)) {
                          return val;
                      }
  
                      // we need the check for style in case a browser which returns unreliable values
                      // for getComputedStyle silently falls back to the reliable elem.style
                      valueIsBorderBox = isBorderBox &&
                          (support.boxSizingReliable() || val === elem.style[name]);
  
                      // Normalize "", auto, and prepare for extra
                      val = parseFloat(val) || 0;
                  }
  
                  // use the active box-sizing model to add/subtract irrelevant styles
                  return (val +
                      augmentWidthOrHeight(
                          elem,
                          name,
                          extra || (isBorderBox ? "border" : "content"),
                          valueIsBorderBox,
                          styles
                      )
                  ) + "px";
              }
  
              jQuery.extend({
  
                  // Add in style property hooks for overriding the default
                  // behavior of getting and setting a style property
                  cssHooks: {
                      opacity: {
                          get: function(elem, computed) {
                              if (computed) {
  
                                  // We should always get a number back from opacity
                                  var ret = curCSS(elem, "opacity");
                                  return ret === "" ? "1" : ret;
                              }
                          }
                      }
                  },
  
                  // Don't automatically add "px" to these possibly-unitless properties
                  cssNumber: {
                      "animationIterationCount": true,
                      "columnCount": true,
                      "fillOpacity": true,
                      "flexGrow": true,
                      "flexShrink": true,
                      "fontWeight": true,
                      "lineHeight": true,
                      "opacity": true,
                      "order": true,
                      "orphans": true,
                      "widows": true,
                      "zIndex": true,
                      "zoom": true
                  },
  
                  // Add in properties whose names you wish to fix before
                  // setting or getting the value
                  cssProps: {
  
                      // normalize float css property
                      "float": support.cssFloat ? "cssFloat" : "styleFloat"
                  },
  
                  // Get and set the style property on a DOM Node
                  style: function(elem, name, value, extra) {
  
                      // Don't set styles on text and comment nodes
                      if (!elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style) {
                          return;
                      }
  
                      // Make sure that we're working with the right name
                      var ret, type, hooks,
                          origName = jQuery.camelCase(name),
                          style = elem.style;
  
                      name = jQuery.cssProps[origName] ||
                          (jQuery.cssProps[origName] = vendorPropName(origName) || origName);
  
                      // gets hook for the prefixed version
                      // followed by the unprefixed version
                      hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];
  
                      // Check if we're setting a value
                      if (value !== undefined) {
                          type = typeof value;
  
                          // Convert "+=" or "-=" to relative numbers (#7345)
                          if (type === "string" && (ret = rcssNum.exec(value)) && ret[1]) {
                              value = adjustCSS(elem, name, ret);
  
                              // Fixes bug #9237
                              type = "number";
                          }
  
                          // Make sure that null and NaN values aren't set. See: #7116
                          if (value == null || value !== value) {
                              return;
                          }
  
                          // If a number was passed in, add the unit (except for certain CSS properties)
                          if (type === "number") {
                              value += ret && ret[3] || (jQuery.cssNumber[origName] ? "" : "px");
                          }
  
                          // Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
                          // but it would mean to define eight
                          // (for every problematic property) identical functions
                          if (!support.clearCloneStyle && value === "" && name.indexOf("background") === 0) {
                              style[name] = "inherit";
                          }
  
                          // If a hook was provided, use that value, otherwise just set the specified value
                          if (!hooks || !("set" in hooks) ||
                              (value = hooks.set(elem, value, extra)) !== undefined) {
  
                              // Support: IE
                              // Swallow errors from 'invalid' CSS values (#5509)
                              try {
                                  style[name] = value;
                              } catch (e) {}
                          }
  
                      } else {
  
                          // If a hook was provided get the non-computed value from there
                          if (hooks && "get" in hooks &&
                              (ret = hooks.get(elem, false, extra)) !== undefined) {
  
                              return ret;
                          }
  
                          // Otherwise just get the value from the style object
                          return style[name];
                      }
                  },
  
                  css: function(elem, name, extra, styles) {
                      var num, val, hooks,
                          origName = jQuery.camelCase(name);
  
                      // Make sure that we're working with the right name
                      name = jQuery.cssProps[origName] ||
                          (jQuery.cssProps[origName] = vendorPropName(origName) || origName);
  
                      // gets hook for the prefixed version
                      // followed by the unprefixed version
                      hooks = jQuery.cssHooks[name] || jQuery.cssHooks[origName];
  
                      // If a hook was provided get the computed value from there
                      if (hooks && "get" in hooks) {
                          val = hooks.get(elem, true, extra);
                      }
  
                      // Otherwise, if a way to get the computed value exists, use that
                      if (val === undefined) {
                          val = curCSS(elem, name, styles);
                      }
  
                      //convert "normal" to computed value
                      if (val === "normal" && name in cssNormalTransform) {
                          val = cssNormalTransform[name];
                      }
  
                      // Return, converting to number if forced or a qualifier was provided and val looks numeric
                      if (extra === "" || extra) {
                          num = parseFloat(val);
                          return extra === true || isFinite(num) ? num || 0 : val;
                      }
                      return val;
                  }
              });
  
              jQuery.each(["height", "width"], function(i, name) {
                  jQuery.cssHooks[name] = {
                      get: function(elem, computed, extra) {
                          if (computed) {
  
                              // certain elements can have dimension info if we invisibly show them
                              // however, it must have a current display style that would benefit from this
                              return rdisplayswap.test(jQuery.css(elem, "display")) &&
                                  elem.offsetWidth === 0 ?
                                  swap(elem, cssShow, function() {
                                      return getWidthOrHeight(elem, name, extra);
                                  }) :
                                  getWidthOrHeight(elem, name, extra);
                          }
                      },
  
                      set: function(elem, value, extra) {
                          var styles = extra && getStyles(elem);
                          return setPositiveNumber(elem, value, extra ?
                              augmentWidthOrHeight(
                                  elem,
                                  name,
                                  extra,
                                  support.boxSizing &&
                                  jQuery.css(elem, "boxSizing", false, styles) === "border-box",
                                  styles
                              ) : 0
                          );
                      }
                  };
              });
  
              if (!support.opacity) {
                  jQuery.cssHooks.opacity = {
                      get: function(elem, computed) {
  
                          // IE uses filters for opacity
                          return ropacity.test((computed && elem.currentStyle ?
                                  elem.currentStyle.filter :
                                  elem.style.filter) || "") ?
                              (0.01 * parseFloat(RegExp.$1)) + "" :
                              computed ? "1" : "";
                      },
  
                      set: function(elem, value) {
                          var style = elem.style,
                              currentStyle = elem.currentStyle,
                              opacity = jQuery.isNumeric(value) ? "alpha(opacity=" + value * 100 + ")" : "",
                              filter = currentStyle && currentStyle.filter || style.filter || "";
  
                          // IE has trouble with opacity if it does not have layout
                          // Force it by setting the zoom level
                          style.zoom = 1;
  
                          // if setting opacity to 1, and no other filters exist -
                          // attempt to remove filter attribute #6652
                          // if value === "", then remove inline opacity #12685
                          if ((value >= 1 || value === "") &&
                              jQuery.trim(filter.replace(ralpha, "")) === "" &&
                              style.removeAttribute) {
  
                              // Setting style.filter to null, "" & " " still leave "filter:" in the cssText
                              // if "filter:" is present at all, clearType is disabled, we want to avoid this
                              // style.removeAttribute is IE Only, but so apparently is this code path...
                              style.removeAttribute("filter");
  
                              // if there is no filter style applied in a css rule
                              // or unset inline opacity, we are done
                              if (value === "" || currentStyle && !currentStyle.filter) {
                                  return;
                              }
                          }
  
                          // otherwise, set new filter values
                          style.filter = ralpha.test(filter) ?
                              filter.replace(ralpha, opacity) :
                              filter + " " + opacity;
                      }
                  };
              }
  
              jQuery.cssHooks.marginRight = addGetHookIf(support.reliableMarginRight,
                  function(elem, computed) {
                      if (computed) {
                          return swap(elem, {
                                  "display": "inline-block"
                              },
                              curCSS, [elem, "marginRight"]);
                      }
                  }
              );
  
              jQuery.cssHooks.marginLeft = addGetHookIf(support.reliableMarginLeft,
                  function(elem, computed) {
                      if (computed) {
                          return (
                              parseFloat(curCSS(elem, "marginLeft")) ||
  
                              // Support: IE<=11+
                              // Running getBoundingClientRect on a disconnected node in IE throws an error
                              // Support: IE8 only
                              // getClientRects() errors on disconnected elems
                              (jQuery.contains(elem.ownerDocument, elem) ?
                                  elem.getBoundingClientRect().left -
                                  swap(elem, {
                                      marginLeft: 0
                                  }, function() {
                                      return elem.getBoundingClientRect().left;
                                  }) :
                                  0
                              )
                          ) + "px";
                      }
                  }
              );
  
              // These hooks are used by animate to expand properties
              jQuery.each({
                  margin: "",
                  padding: "",
                  border: "Width"
              }, function(prefix, suffix) {
                  jQuery.cssHooks[prefix + suffix] = {
                      expand: function(value) {
                          var i = 0,
                              expanded = {},
  
                              // assumes a single number if not a string
                              parts = typeof value === "string" ? value.split(" ") : [value];
  
                          for (; i < 4; i++) {
                              expanded[prefix + cssExpand[i] + suffix] =
                                  parts[i] || parts[i - 2] || parts[0];
                          }
  
                          return expanded;
                      }
                  };
  
                  if (!rmargin.test(prefix)) {
                      jQuery.cssHooks[prefix + suffix].set = setPositiveNumber;
                  }
              });
  
              jQuery.fn.extend({
                  css: function(name, value) {
                      return access(this, function(elem, name, value) {
                          var styles, len,
                              map = {},
                              i = 0;
  
                          if (jQuery.isArray(name)) {
                              styles = getStyles(elem);
                              len = name.length;
  
                              for (; i < len; i++) {
                                  map[name[i]] = jQuery.css(elem, name[i], false, styles);
                              }
  
                              return map;
                          }
  
                          return value !== undefined ?
                              jQuery.style(elem, name, value) :
                              jQuery.css(elem, name);
                      }, name, value, arguments.length > 1);
                  },
                  show: function() {
                      return showHide(this, true);
                  },
                  hide: function() {
                      return showHide(this);
                  },
                  toggle: function(state) {
                      if (typeof state === "boolean") {
                          return state ? this.show() : this.hide();
                      }
  
                      return this.each(function() {
                          if (isHidden(this)) {
                              jQuery(this).show();
                          } else {
                              jQuery(this).hide();
                          }
                      });
                  }
              });
  
  
              function Tween(elem, options, prop, end, easing) {
                  return new Tween.prototype.init(elem, options, prop, end, easing);
              }
              jQuery.Tween = Tween;
  
              Tween.prototype = {
                  constructor: Tween,
                  init: function(elem, options, prop, end, easing, unit) {
                      this.elem = elem;
                      this.prop = prop;
                      this.easing = easing || jQuery.easing._default;
                      this.options = options;
                      this.start = this.now = this.cur();
                      this.end = end;
                      this.unit = unit || (jQuery.cssNumber[prop] ? "" : "px");
                  },
                  cur: function() {
                      var hooks = Tween.propHooks[this.prop];
  
                      return hooks && hooks.get ?
                          hooks.get(this) :
                          Tween.propHooks._default.get(this);
                  },
                  run: function(percent) {
                      var eased,
                          hooks = Tween.propHooks[this.prop];
  
                      if (this.options.duration) {
                          this.pos = eased = jQuery.easing[this.easing](
                              percent, this.options.duration * percent, 0, 1, this.options.duration
                          );
                      } else {
                          this.pos = eased = percent;
                      }
                      this.now = (this.end - this.start) * eased + this.start;
  
                      if (this.options.step) {
                          this.options.step.call(this.elem, this.now, this);
                      }
  
                      if (hooks && hooks.set) {
                          hooks.set(this);
                      } else {
                          Tween.propHooks._default.set(this);
                      }
                      return this;
                  }
              };
  
              Tween.prototype.init.prototype = Tween.prototype;
  
              Tween.propHooks = {
                  _default: {
                      get: function(tween) {
                          var result;
  
                          // Use a property on the element directly when it is not a DOM element,
                          // or when there is no matching style property that exists.
                          if (tween.elem.nodeType !== 1 ||
                              tween.elem[tween.prop] != null && tween.elem.style[tween.prop] == null) {
                              return tween.elem[tween.prop];
                          }
  
                          // passing an empty string as a 3rd parameter to .css will automatically
                          // attempt a parseFloat and fallback to a string if the parse fails
                          // so, simple values such as "10px" are parsed to Float.
                          // complex values such as "rotate(1rad)" are returned as is.
                          result = jQuery.css(tween.elem, tween.prop, "");
  
                          // Empty strings, null, undefined and "auto" are converted to 0.
                          return !result || result === "auto" ? 0 : result;
                      },
                      set: function(tween) {
  
                          // use step hook for back compat - use cssHook if its there - use .style if its
                          // available and use plain properties where available
                          if (jQuery.fx.step[tween.prop]) {
                              jQuery.fx.step[tween.prop](tween);
                          } else if (tween.elem.nodeType === 1 &&
                              (tween.elem.style[jQuery.cssProps[tween.prop]] != null ||
                                  jQuery.cssHooks[tween.prop])) {
                              jQuery.style(tween.elem, tween.prop, tween.now + tween.unit);
                          } else {
                              tween.elem[tween.prop] = tween.now;
                          }
                      }
                  }
              };
  
              // Support: IE <=9
              // Panic based approach to setting things on disconnected nodes
  
              Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
                  set: function(tween) {
                      if (tween.elem.nodeType && tween.elem.parentNode) {
                          tween.elem[tween.prop] = tween.now;
                      }
                  }
              };
  
              jQuery.easing = {
                  linear: function(p) {
                      return p;
                  },
                  swing: function(p) {
                      return 0.5 - Math.cos(p * Math.PI) / 2;
                  },
                  _default: "swing"
              };
  
              jQuery.fx = Tween.prototype.init;
  
              // Back Compat <1.8 extension point
              jQuery.fx.step = {};
  
  
  
  
              var
                  fxNow, timerId,
                  rfxtypes = /^(?:toggle|show|hide)$/,
                  rrun = /queueHooks$/;
  
              // Animations created synchronously will run synchronously
              function createFxNow() {
                  window.setTimeout(function() {
                      fxNow = undefined;
                  });
                  return (fxNow = jQuery.now());
              }
  
              // Generate parameters to create a standard animation
              function genFx(type, includeWidth) {
                  var which,
                      attrs = {
                          height: type
                      },
                      i = 0;
  
                  // if we include width, step value is 1 to do all cssExpand values,
                  // if we don't include width, step value is 2 to skip over Left and Right
                  includeWidth = includeWidth ? 1 : 0;
                  for (; i < 4; i += 2 - includeWidth) {
                      which = cssExpand[i];
                      attrs["margin" + which] = attrs["padding" + which] = type;
                  }
  
                  if (includeWidth) {
                      attrs.opacity = attrs.width = type;
                  }
  
                  return attrs;
              }
  
              function createTween(value, prop, animation) {
                  var tween,
                      collection = (Animation.tweeners[prop] || []).concat(Animation.tweeners["*"]),
                      index = 0,
                      length = collection.length;
                  for (; index < length; index++) {
                      if ((tween = collection[index].call(animation, prop, value))) {
  
                          // we're done with this property
                          return tween;
                      }
                  }
              }
  
              function defaultPrefilter(elem, props, opts) {
                  /* jshint validthis: true */
                  var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
                      anim = this,
                      orig = {},
                      style = elem.style,
                      hidden = elem.nodeType && isHidden(elem),
                      dataShow = jQuery._data(elem, "fxshow");
  
                  // handle queue: false promises
                  if (!opts.queue) {
                      hooks = jQuery._queueHooks(elem, "fx");
                      if (hooks.unqueued == null) {
                          hooks.unqueued = 0;
                          oldfire = hooks.empty.fire;
                          hooks.empty.fire = function() {
                              if (!hooks.unqueued) {
                                  oldfire();
                              }
                          };
                      }
                      hooks.unqueued++;
  
                      anim.always(function() {
  
                          // doing this makes sure that the complete handler will be called
                          // before this completes
                          anim.always(function() {
                              hooks.unqueued--;
                              if (!jQuery.queue(elem, "fx").length) {
                                  hooks.empty.fire();
                              }
                          });
                      });
                  }
  
                  // height/width overflow pass
                  if (elem.nodeType === 1 && ("height" in props || "width" in props)) {
  
                      // Make sure that nothing sneaks out
                      // Record all 3 overflow attributes because IE does not
                      // change the overflow attribute when overflowX and
                      // overflowY are set to the same value
                      opts.overflow = [style.overflow, style.overflowX, style.overflowY];
  
                      // Set display property to inline-block for height/width
                      // animations on inline elements that are having width/height animated
                      display = jQuery.css(elem, "display");
  
                      // Test default display if display is currently "none"
                      checkDisplay = display === "none" ?
                          jQuery._data(elem, "olddisplay") || defaultDisplay(elem.nodeName) : display;
  
                      if (checkDisplay === "inline" && jQuery.css(elem, "float") === "none") {
  
                          // inline-level elements accept inline-block;
                          // block-level elements need to be inline with layout
                          if (!support.inlineBlockNeedsLayout || defaultDisplay(elem.nodeName) === "inline") {
                              style.display = "inline-block";
                          } else {
                              style.zoom = 1;
                          }
                      }
                  }
  
                  if (opts.overflow) {
                      style.overflow = "hidden";
                      if (!support.shrinkWrapBlocks()) {
                          anim.always(function() {
                              style.overflow = opts.overflow[0];
                              style.overflowX = opts.overflow[1];
                              style.overflowY = opts.overflow[2];
                          });
                      }
                  }
  
                  // show/hide pass
                  for (prop in props) {
                      value = props[prop];
                      if (rfxtypes.exec(value)) {
                          delete props[prop];
                          toggle = toggle || value === "toggle";
                          if (value === (hidden ? "hide" : "show")) {
  
                              // If there is dataShow left over from a stopped hide or show
                              // and we are going to proceed with show, we should pretend to be hidden
                              if (value === "show" && dataShow && dataShow[prop] !== undefined) {
                                  hidden = true;
                              } else {
                                  continue;
                              }
                          }
                          orig[prop] = dataShow && dataShow[prop] || jQuery.style(elem, prop);
  
                          // Any non-fx value stops us from restoring the original display value
                      } else {
                          display = undefined;
                      }
                  }
  
                  if (!jQuery.isEmptyObject(orig)) {
                      if (dataShow) {
                          if ("hidden" in dataShow) {
                              hidden = dataShow.hidden;
                          }
                      } else {
                          dataShow = jQuery._data(elem, "fxshow", {});
                      }
  
                      // store state if its toggle - enables .stop().toggle() to "reverse"
                      if (toggle) {
                          dataShow.hidden = !hidden;
                      }
                      if (hidden) {
                          jQuery(elem).show();
                      } else {
                          anim.done(function() {
                              jQuery(elem).hide();
                          });
                      }
                      anim.done(function() {
                          var prop;
                          jQuery._removeData(elem, "fxshow");
                          for (prop in orig) {
                              jQuery.style(elem, prop, orig[prop]);
                          }
                      });
                      for (prop in orig) {
                          tween = createTween(hidden ? dataShow[prop] : 0, prop, anim);
  
                          if (!(prop in dataShow)) {
                              dataShow[prop] = tween.start;
                              if (hidden) {
                                  tween.end = tween.start;
                                  tween.start = prop === "width" || prop === "height" ? 1 : 0;
                              }
                          }
                      }
  
                      // If this is a noop like .hide().hide(), restore an overwritten display value
                  } else if ((display === "none" ? defaultDisplay(elem.nodeName) : display) === "inline") {
                      style.display = display;
                  }
              }
  
              function propFilter(props, specialEasing) {
                  var index, name, easing, value, hooks;
  
                  // camelCase, specialEasing and expand cssHook pass
                  for (index in props) {
                      name = jQuery.camelCase(index);
                      easing = specialEasing[name];
                      value = props[index];
                      if (jQuery.isArray(value)) {
                          easing = value[1];
                          value = props[index] = value[0];
                      }
  
                      if (index !== name) {
                          props[name] = value;
                          delete props[index];
                      }
  
                      hooks = jQuery.cssHooks[name];
                      if (hooks && "expand" in hooks) {
                          value = hooks.expand(value);
                          delete props[name];
  
                          // not quite $.extend, this wont overwrite keys already present.
                          // also - reusing 'index' from above because we have the correct "name"
                          for (index in value) {
                              if (!(index in props)) {
                                  props[index] = value[index];
                                  specialEasing[index] = easing;
                              }
                          }
                      } else {
                          specialEasing[name] = easing;
                      }
                  }
              }
  
              function Animation(elem, properties, options) {
                  var result,
                      stopped,
                      index = 0,
                      length = Animation.prefilters.length,
                      deferred = jQuery.Deferred().always(function() {
  
                          // don't match elem in the :animated selector
                          delete tick.elem;
                      }),
                      tick = function() {
                          if (stopped) {
                              return false;
                          }
                          var currentTime = fxNow || createFxNow(),
                              remaining = Math.max(0, animation.startTime + animation.duration - currentTime),
  
                              // Support: Android 2.3
                              // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497)
                              temp = remaining / animation.duration || 0,
                              percent = 1 - temp,
                              index = 0,
                              length = animation.tweens.length;
  
                          for (; index < length; index++) {
                              animation.tweens[index].run(percent);
                          }
  
                          deferred.notifyWith(elem, [animation, percent, remaining]);
  
                          if (percent < 1 && length) {
                              return remaining;
                          } else {
                              deferred.resolveWith(elem, [animation]);
                              return false;
                          }
                      },
                      animation = deferred.promise({
                          elem: elem,
                          props: jQuery.extend({}, properties),
                          opts: jQuery.extend(true, {
                              specialEasing: {},
                              easing: jQuery.easing._default
                          }, options),
                          originalProperties: properties,
                          originalOptions: options,
                          startTime: fxNow || createFxNow(),
                          duration: options.duration,
                          tweens: [],
                          createTween: function(prop, end) {
                              var tween = jQuery.Tween(elem, animation.opts, prop, end,
                                  animation.opts.specialEasing[prop] || animation.opts.easing);
                              animation.tweens.push(tween);
                              return tween;
                          },
                          stop: function(gotoEnd) {
                              var index = 0,
  
                                  // if we are going to the end, we want to run all the tweens
                                  // otherwise we skip this part
                                  length = gotoEnd ? animation.tweens.length : 0;
                              if (stopped) {
                                  return this;
                              }
                              stopped = true;
                              for (; index < length; index++) {
                                  animation.tweens[index].run(1);
                              }
  
                              // resolve when we played the last frame
                              // otherwise, reject
                              if (gotoEnd) {
                                  deferred.notifyWith(elem, [animation, 1, 0]);
                                  deferred.resolveWith(elem, [animation, gotoEnd]);
                              } else {
                                  deferred.rejectWith(elem, [animation, gotoEnd]);
                              }
                              return this;
                          }
                      }),
                      props = animation.props;
  
                  propFilter(props, animation.opts.specialEasing);
  
                  for (; index < length; index++) {
                      result = Animation.prefilters[index].call(animation, elem, props, animation.opts);
                      if (result) {
                          if (jQuery.isFunction(result.stop)) {
                              jQuery._queueHooks(animation.elem, animation.opts.queue).stop =
                                  jQuery.proxy(result.stop, result);
                          }
                          return result;
                      }
                  }
  
                  jQuery.map(props, createTween, animation);
  
                  if (jQuery.isFunction(animation.opts.start)) {
                      animation.opts.start.call(elem, animation);
                  }
  
                  jQuery.fx.timer(
                      jQuery.extend(tick, {
                          elem: elem,
                          anim: animation,
                          queue: animation.opts.queue
                      })
                  );
  
                  // attach callbacks from options
                  return animation.progress(animation.opts.progress)
                      .done(animation.opts.done, animation.opts.complete)
                      .fail(animation.opts.fail)
                      .always(animation.opts.always);
              }
  
              jQuery.Animation = jQuery.extend(Animation, {
  
                  tweeners: {
                      "*": [function(prop, value) {
                          var tween = this.createTween(prop, value);
                          adjustCSS(tween.elem, prop, rcssNum.exec(value), tween);
                          return tween;
                      }]
                  },
  
                  tweener: function(props, callback) {
                      if (jQuery.isFunction(props)) {
                          callback = props;
                          props = ["*"];
                      } else {
                          props = props.match(rnotwhite);
                      }
  
                      var prop,
                          index = 0,
                          length = props.length;
  
                      for (; index < length; index++) {
                          prop = props[index];
                          Animation.tweeners[prop] = Animation.tweeners[prop] || [];
                          Animation.tweeners[prop].unshift(callback);
                      }
                  },
  
                  prefilters: [defaultPrefilter],
  
                  prefilter: function(callback, prepend) {
                      if (prepend) {
                          Animation.prefilters.unshift(callback);
                      } else {
                          Animation.prefilters.push(callback);
                      }
                  }
              });
  
              jQuery.speed = function(speed, easing, fn) {
                  var opt = speed && typeof speed === "object" ? jQuery.extend({}, speed) : {
                      complete: fn || !fn && easing ||
                          jQuery.isFunction(speed) && speed,
                      duration: speed,
                      easing: fn && easing || easing && !jQuery.isFunction(easing) && easing
                  };
  
                  opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
                      opt.duration in jQuery.fx.speeds ?
                      jQuery.fx.speeds[opt.duration] : jQuery.fx.speeds._default;
  
                  // normalize opt.queue - true/undefined/null -> "fx"
                  if (opt.queue == null || opt.queue === true) {
                      opt.queue = "fx";
                  }
  
                  // Queueing
                  opt.old = opt.complete;
  
                  opt.complete = function() {
                      if (jQuery.isFunction(opt.old)) {
                          opt.old.call(this);
                      }
  
                      if (opt.queue) {
                          jQuery.dequeue(this, opt.queue);
                      }
                  };
  
                  return opt;
              };
  
              jQuery.fn.extend({
                  fadeTo: function(speed, to, easing, callback) {
  
                      // show any hidden elements after setting opacity to 0
                      return this.filter(isHidden).css("opacity", 0).show()
  
                      // animate to the value specified
                      .end().animate({
                          opacity: to
                      }, speed, easing, callback);
                  },
                  animate: function(prop, speed, easing, callback) {
                      var empty = jQuery.isEmptyObject(prop),
                          optall = jQuery.speed(speed, easing, callback),
                          doAnimation = function() {
  
                              // Operate on a copy of prop so per-property easing won't be lost
                              var anim = Animation(this, jQuery.extend({}, prop), optall);
  
                              // Empty animations, or finishing resolves immediately
                              if (empty || jQuery._data(this, "finish")) {
                                  anim.stop(true);
                              }
                          };
                      doAnimation.finish = doAnimation;
  
                      return empty || optall.queue === false ?
                          this.each(doAnimation) :
                          this.queue(optall.queue, doAnimation);
                  },
                  stop: function(type, clearQueue, gotoEnd) {
                      var stopQueue = function(hooks) {
                          var stop = hooks.stop;
                          delete hooks.stop;
                          stop(gotoEnd);
                      };
  
                      if (typeof type !== "string") {
                          gotoEnd = clearQueue;
                          clearQueue = type;
                          type = undefined;
                      }
                      if (clearQueue && type !== false) {
                          this.queue(type || "fx", []);
                      }
  
                      return this.each(function() {
                          var dequeue = true,
                              index = type != null && type + "queueHooks",
                              timers = jQuery.timers,
                              data = jQuery._data(this);
  
                          if (index) {
                              if (data[index] && data[index].stop) {
                                  stopQueue(data[index]);
                              }
                          } else {
                              for (index in data) {
                                  if (data[index] && data[index].stop && rrun.test(index)) {
                                      stopQueue(data[index]);
                                  }
                              }
                          }
  
                          for (index = timers.length; index--;) {
                              if (timers[index].elem === this &&
                                  (type == null || timers[index].queue === type)) {
  
                                  timers[index].anim.stop(gotoEnd);
                                  dequeue = false;
                                  timers.splice(index, 1);
                              }
                          }
  
                          // start the next in the queue if the last step wasn't forced
                          // timers currently will call their complete callbacks, which will dequeue
                          // but only if they were gotoEnd
                          if (dequeue || !gotoEnd) {
                              jQuery.dequeue(this, type);
                          }
                      });
                  },
                  finish: function(type) {
                      if (type !== false) {
                          type = type || "fx";
                      }
                      return this.each(function() {
                          var index,
                              data = jQuery._data(this),
                              queue = data[type + "queue"],
                              hooks = data[type + "queueHooks"],
                              timers = jQuery.timers,
                              length = queue ? queue.length : 0;
  
                          // enable finishing flag on private data
                          data.finish = true;
  
                          // empty the queue first
                          jQuery.queue(this, type, []);
  
                          if (hooks && hooks.stop) {
                              hooks.stop.call(this, true);
                          }
  
                          // look for any active animations, and finish them
                          for (index = timers.length; index--;) {
                              if (timers[index].elem === this && timers[index].queue === type) {
                                  timers[index].anim.stop(true);
                                  timers.splice(index, 1);
                              }
                          }
  
                          // look for any animations in the old queue and finish them
                          for (index = 0; index < length; index++) {
                              if (queue[index] && queue[index].finish) {
                                  queue[index].finish.call(this);
                              }
                          }
  
                          // turn off finishing flag
                          delete data.finish;
                      });
                  }
              });
  
              jQuery.each(["toggle", "show", "hide"], function(i, name) {
                  var cssFn = jQuery.fn[name];
                  jQuery.fn[name] = function(speed, easing, callback) {
                      return speed == null || typeof speed === "boolean" ?
                          cssFn.apply(this, arguments) :
                          this.animate(genFx(name, true), speed, easing, callback);
                  };
              });
  
              // Generate shortcuts for custom animations
              jQuery.each({
                  slideDown: genFx("show"),
                  slideUp: genFx("hide"),
                  slideToggle: genFx("toggle"),
                  fadeIn: {
                      opacity: "show"
                  },
                  fadeOut: {
                      opacity: "hide"
                  },
                  fadeToggle: {
                      opacity: "toggle"
                  }
              }, function(name, props) {
                  jQuery.fn[name] = function(speed, easing, callback) {
                      return this.animate(props, speed, easing, callback);
                  };
              });
  
              jQuery.timers = [];
              jQuery.fx.tick = function() {
                  var timer,
                      timers = jQuery.timers,
                      i = 0;
  
                  fxNow = jQuery.now();
  
                  for (; i < timers.length; i++) {
                      timer = timers[i];
  
                      // Checks the timer has not already been removed
                      if (!timer() && timers[i] === timer) {
                          timers.splice(i--, 1);
                      }
                  }
  
                  if (!timers.length) {
                      jQuery.fx.stop();
                  }
                  fxNow = undefined;
              };
  
              jQuery.fx.timer = function(timer) {
                  jQuery.timers.push(timer);
                  if (timer()) {
                      jQuery.fx.start();
                  } else {
                      jQuery.timers.pop();
                  }
              };
  
              jQuery.fx.interval = 13;
  
              jQuery.fx.start = function() {
                  if (!timerId) {
                      timerId = window.setInterval(jQuery.fx.tick, jQuery.fx.interval);
                  }
              };
  
              jQuery.fx.stop = function() {
                  window.clearInterval(timerId);
                  timerId = null;
              };
  
              jQuery.fx.speeds = {
                  slow: 600,
                  fast: 200,
  
                  // Default speed
                  _default: 400
              };
  
  
              // Based off of the plugin by Clint Helfers, with permission.
              // http://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
              jQuery.fn.delay = function(time, type) {
                  time = jQuery.fx ? jQuery.fx.speeds[time] || time : time;
                  type = type || "fx";
  
                  return this.queue(type, function(next, hooks) {
                      var timeout = window.setTimeout(next, time);
                      hooks.stop = function() {
                          window.clearTimeout(timeout);
                      };
                  });
              };
  
  
              (function() {
                  var a,
                      input = document.createElement("input"),
                      div = document.createElement("div"),
                      select = document.createElement("select"),
                      opt = select.appendChild(document.createElement("option"));
  
                  // Setup
                  div = document.createElement("div");
                  div.setAttribute("className", "t");
                  div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
                  a = div.getElementsByTagName("a")[0];
  
                  // Support: Windows Web Apps (WWA)
                  // `type` must use .setAttribute for WWA (#14901)
                  input.setAttribute("type", "checkbox");
                  div.appendChild(input);
  
                  a = div.getElementsByTagName("a")[0];
  
                  // First batch of tests.
                  a.style.cssText = "top:1px";
  
                  // Test setAttribute on camelCase class.
                  // If it works, we need attrFixes when doing get/setAttribute (ie6/7)
                  support.getSetAttribute = div.className !== "t";
  
                  // Get the style information from getAttribute
                  // (IE uses .cssText instead)
                  support.style = /top/.test(a.getAttribute("style"));
  
                  // Make sure that URLs aren't manipulated
                  // (IE normalizes it by default)
                  support.hrefNormalized = a.getAttribute("href") === "/a";
  
                  // Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
                  support.checkOn = !!input.value;
  
                  // Make sure that a selected-by-default option has a working selected property.
                  // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
                  support.optSelected = opt.selected;
  
                  // Tests for enctype support on a form (#6743)
                  support.enctype = !!document.createElement("form").enctype;
  
                  // Make sure that the options inside disabled selects aren't marked as disabled
                  // (WebKit marks them as disabled)
                  select.disabled = true;
                  support.optDisabled = !opt.disabled;
  
                  // Support: IE8 only
                  // Check if we can trust getAttribute("value")
                  input = document.createElement("input");
                  input.setAttribute("value", "");
                  support.input = input.getAttribute("value") === "";
  
                  // Check if an input maintains its value after becoming a radio
                  input.value = "t";
                  input.setAttribute("type", "radio");
                  support.radioValue = input.value === "t";
              })();
  
  
              var rreturn = /\r/g,
                  rspaces = /[\x20\t\r\n\f]+/g;
  
              jQuery.fn.extend({
                  val: function(value) {
                      var hooks, ret, isFunction,
                          elem = this[0];
  
                      if (!arguments.length) {
                          if (elem) {
                              hooks = jQuery.valHooks[elem.type] ||
                                  jQuery.valHooks[elem.nodeName.toLowerCase()];
  
                              if (
                                  hooks &&
                                  "get" in hooks &&
                                  (ret = hooks.get(elem, "value")) !== undefined
                              ) {
                                  return ret;
                              }
  
                              ret = elem.value;
  
                              return typeof ret === "string" ?
  
                                  // handle most common string cases
                                  ret.replace(rreturn, "") :
  
                                  // handle cases where value is null/undef or number
                                  ret == null ? "" : ret;
                          }
  
                          return;
                      }
  
                      isFunction = jQuery.isFunction(value);
  
                      return this.each(function(i) {
                          var val;
  
                          if (this.nodeType !== 1) {
                              return;
                          }
  
                          if (isFunction) {
                              val = value.call(this, i, jQuery(this).val());
                          } else {
                              val = value;
                          }
  
                          // Treat null/undefined as ""; convert numbers to string
                          if (val == null) {
                              val = "";
                          } else if (typeof val === "number") {
                              val += "";
                          } else if (jQuery.isArray(val)) {
                              val = jQuery.map(val, function(value) {
                                  return value == null ? "" : value + "";
                              });
                          }
  
                          hooks = jQuery.valHooks[this.type] || jQuery.valHooks[this.nodeName.toLowerCase()];
  
                          // If set returns undefined, fall back to normal setting
                          if (!hooks || !("set" in hooks) || hooks.set(this, val, "value") === undefined) {
                              this.value = val;
                          }
                      });
                  }
              });
  
              jQuery.extend({
                  valHooks: {
                      option: {
                          get: function(elem) {
                              var val = jQuery.find.attr(elem, "value");
                              return val != null ?
                                  val :
  
                                  // Support: IE10-11+
                                  // option.text throws exceptions (#14686, #14858)
                                  // Strip and collapse whitespace
                                  // https://html.spec.whatwg.org/#strip-and-collapse-whitespace
                                  jQuery.trim(jQuery.text(elem)).replace(rspaces, " ");
                          }
                      },
                      select: {
                          get: function(elem) {
                              var value, option,
                                  options = elem.options,
                                  index = elem.selectedIndex,
                                  one = elem.type === "select-one" || index < 0,
                                  values = one ? null : [],
                                  max = one ? index + 1 : options.length,
                                  i = index < 0 ?
                                  max :
                                  one ? index : 0;
  
                              // Loop through all the selected options
                              for (; i < max; i++) {
                                  option = options[i];
  
                                  // oldIE doesn't update selected after form reset (#2551)
                                  if ((option.selected || i === index) &&
  
                                      // Don't return options that are disabled or in a disabled optgroup
                                      (support.optDisabled ?
                                          !option.disabled :
                                          option.getAttribute("disabled") === null) &&
                                      (!option.parentNode.disabled ||
                                          !jQuery.nodeName(option.parentNode, "optgroup"))) {
  
                                      // Get the specific value for the option
                                      value = jQuery(option).val();
  
                                      // We don't need an array for one selects
                                      if (one) {
                                          return value;
                                      }
  
                                      // Multi-Selects return an array
                                      values.push(value);
                                  }
                              }
  
                              return values;
                          },
  
                          set: function(elem, value) {
                              var optionSet, option,
                                  options = elem.options,
                                  values = jQuery.makeArray(value),
                                  i = options.length;
  
                              while (i--) {
                                  option = options[i];
  
                                  if (jQuery.inArray(jQuery.valHooks.option.get(option), values) > -1) {
  
                                      // Support: IE6
                                      // When new option element is added to select box we need to
                                      // force reflow of newly added node in order to workaround delay
                                      // of initialization properties
                                      try {
                                          option.selected = optionSet = true;
  
                                      } catch (_) {
  
                                          // Will be executed only in IE6
                                          option.scrollHeight;
                                      }
  
                                  } else {
                                      option.selected = false;
                                  }
                              }
  
                              // Force browsers to behave consistently when non-matching value is set
                              if (!optionSet) {
                                  elem.selectedIndex = -1;
                              }
  
                              return options;
                          }
                      }
                  }
              });
  
              // Radios and checkboxes getter/setter
              jQuery.each(["radio", "checkbox"], function() {
                  jQuery.valHooks[this] = {
                      set: function(elem, value) {
                          if (jQuery.isArray(value)) {
                              return (elem.checked = jQuery.inArray(jQuery(elem).val(), value) > -1);
                          }
                      }
                  };
                  if (!support.checkOn) {
                      jQuery.valHooks[this].get = function(elem) {
                          return elem.getAttribute("value") === null ? "on" : elem.value;
                      };
                  }
              });
  
  
  
  
              var nodeHook, boolHook,
                  attrHandle = jQuery.expr.attrHandle,
                  ruseDefault = /^(?:checked|selected)$/i,
                  getSetAttribute = support.getSetAttribute,
                  getSetInput = support.input;
  
              jQuery.fn.extend({
                  attr: function(name, value) {
                      return access(this, jQuery.attr, name, value, arguments.length > 1);
                  },
  
                  removeAttr: function(name) {
                      return this.each(function() {
                          jQuery.removeAttr(this, name);
                      });
                  }
              });
  
              jQuery.extend({
                  attr: function(elem, name, value) {
                      var ret, hooks,
                          nType = elem.nodeType;
  
                      // Don't get/set attributes on text, comment and attribute nodes
                      if (nType === 3 || nType === 8 || nType === 2) {
                          return;
                      }
  
                      // Fallback to prop when attributes are not supported
                      if (typeof elem.getAttribute === "undefined") {
                          return jQuery.prop(elem, name, value);
                      }
  
                      // All attributes are lowercase
                      // Grab necessary hook if one is defined
                      if (nType !== 1 || !jQuery.isXMLDoc(elem)) {
                          name = name.toLowerCase();
                          hooks = jQuery.attrHooks[name] ||
                              (jQuery.expr.match.bool.test(name) ? boolHook : nodeHook);
                      }
  
                      if (value !== undefined) {
                          if (value === null) {
                              jQuery.removeAttr(elem, name);
                              return;
                          }
  
                          if (hooks && "set" in hooks &&
                              (ret = hooks.set(elem, value, name)) !== undefined) {
                              return ret;
                          }
  
                          elem.setAttribute(name, value + "");
                          return value;
                      }
  
                      if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                          return ret;
                      }
  
                      ret = jQuery.find.attr(elem, name);
  
                      // Non-existent attributes return null, we normalize to undefined
                      return ret == null ? undefined : ret;
                  },
  
                  attrHooks: {
                      type: {
                          set: function(elem, value) {
                              if (!support.radioValue && value === "radio" &&
                                  jQuery.nodeName(elem, "input")) {
  
                                  // Setting the type on a radio button after the value resets the value in IE8-9
                                  // Reset value to default in case type is set after value during creation
                                  var val = elem.value;
                                  elem.setAttribute("type", value);
                                  if (val) {
                                      elem.value = val;
                                  }
                                  return value;
                              }
                          }
                      }
                  },
  
                  removeAttr: function(elem, value) {
                      var name, propName,
                          i = 0,
                          attrNames = value && value.match(rnotwhite);
  
                      if (attrNames && elem.nodeType === 1) {
                          while ((name = attrNames[i++])) {
                              propName = jQuery.propFix[name] || name;
  
                              // Boolean attributes get special treatment (#10870)
                              if (jQuery.expr.match.bool.test(name)) {
  
                                  // Set corresponding property to false
                                  if (getSetInput && getSetAttribute || !ruseDefault.test(name)) {
                                      elem[propName] = false;
  
                                      // Support: IE<9
                                      // Also clear defaultChecked/defaultSelected (if appropriate)
                                  } else {
                                      elem[jQuery.camelCase("default-" + name)] =
                                          elem[propName] = false;
                                  }
  
                                  // See #9699 for explanation of this approach (setting first, then removal)
                              } else {
                                  jQuery.attr(elem, name, "");
                              }
  
                              elem.removeAttribute(getSetAttribute ? name : propName);
                          }
                      }
                  }
              });
  
              // Hooks for boolean attributes
              boolHook = {
                  set: function(elem, value, name) {
                      if (value === false) {
  
                          // Remove boolean attributes when set to false
                          jQuery.removeAttr(elem, name);
                      } else if (getSetInput && getSetAttribute || !ruseDefault.test(name)) {
  
                          // IE<8 needs the *property* name
                          elem.setAttribute(!getSetAttribute && jQuery.propFix[name] || name, name);
  
                      } else {
  
                          // Support: IE<9
                          // Use defaultChecked and defaultSelected for oldIE
                          elem[jQuery.camelCase("default-" + name)] = elem[name] = true;
                      }
                      return name;
                  }
              };
  
              jQuery.each(jQuery.expr.match.bool.source.match(/\w+/g), function(i, name) {
                  var getter = attrHandle[name] || jQuery.find.attr;
  
                  if (getSetInput && getSetAttribute || !ruseDefault.test(name)) {
                      attrHandle[name] = function(elem, name, isXML) {
                          var ret, handle;
                          if (!isXML) {
  
                              // Avoid an infinite loop by temporarily removing this function from the getter
                              handle = attrHandle[name];
                              attrHandle[name] = ret;
                              ret = getter(elem, name, isXML) != null ?
                                  name.toLowerCase() :
                                  null;
                              attrHandle[name] = handle;
                          }
                          return ret;
                      };
                  } else {
                      attrHandle[name] = function(elem, name, isXML) {
                          if (!isXML) {
                              return elem[jQuery.camelCase("default-" + name)] ?
                                  name.toLowerCase() :
                                  null;
                          }
                      };
                  }
              });
  
              // fix oldIE attroperties
              if (!getSetInput || !getSetAttribute) {
                  jQuery.attrHooks.value = {
                      set: function(elem, value, name) {
                          if (jQuery.nodeName(elem, "input")) {
  
                              // Does not return so that setAttribute is also used
                              elem.defaultValue = value;
                          } else {
  
                              // Use nodeHook if defined (#1954); otherwise setAttribute is fine
                              return nodeHook && nodeHook.set(elem, value, name);
                          }
                      }
                  };
              }
  
              // IE6/7 do not support getting/setting some attributes with get/setAttribute
              if (!getSetAttribute) {
  
                  // Use this for any attribute in IE6/7
                  // This fixes almost every IE6/7 issue
                  nodeHook = {
                      set: function(elem, value, name) {
  
                          // Set the existing or create a new attribute node
                          var ret = elem.getAttributeNode(name);
                          if (!ret) {
                              elem.setAttributeNode(
                                  (ret = elem.ownerDocument.createAttribute(name))
                              );
                          }
  
                          ret.value = value += "";
  
                          // Break association with cloned elements by also using setAttribute (#9646)
                          if (name === "value" || value === elem.getAttribute(name)) {
                              return value;
                          }
                      }
                  };
  
                  // Some attributes are constructed with empty-string values when not defined
                  attrHandle.id = attrHandle.name = attrHandle.coords =
                      function(elem, name, isXML) {
                          var ret;
                          if (!isXML) {
                              return (ret = elem.getAttributeNode(name)) && ret.value !== "" ?
                                  ret.value :
                                  null;
                          }
                      };
  
                  // Fixing value retrieval on a button requires this module
                  jQuery.valHooks.button = {
                      get: function(elem, name) {
                          var ret = elem.getAttributeNode(name);
                          if (ret && ret.specified) {
                              return ret.value;
                          }
                      },
                      set: nodeHook.set
                  };
  
                  // Set contenteditable to false on removals(#10429)
                  // Setting to empty string throws an error as an invalid value
                  jQuery.attrHooks.contenteditable = {
                      set: function(elem, value, name) {
                          nodeHook.set(elem, value === "" ? false : value, name);
                      }
                  };
  
                  // Set width and height to auto instead of 0 on empty string( Bug #8150 )
                  // This is for removals
                  jQuery.each(["width", "height"], function(i, name) {
                      jQuery.attrHooks[name] = {
                          set: function(elem, value) {
                              if (value === "") {
                                  elem.setAttribute(name, "auto");
                                  return value;
                              }
                          }
                      };
                  });
              }
  
              if (!support.style) {
                  jQuery.attrHooks.style = {
                      get: function(elem) {
  
                          // Return undefined in the case of empty string
                          // Note: IE uppercases css property names, but if we were to .toLowerCase()
                          // .cssText, that would destroy case sensitivity in URL's, like in "background"
                          return elem.style.cssText || undefined;
                      },
                      set: function(elem, value) {
                          return (elem.style.cssText = value + "");
                      }
                  };
              }
  
  
  
  
              var rfocusable = /^(?:input|select|textarea|button|object)$/i,
                  rclickable = /^(?:a|area)$/i;
  
              jQuery.fn.extend({
                  prop: function(name, value) {
                      return access(this, jQuery.prop, name, value, arguments.length > 1);
                  },
  
                  removeProp: function(name) {
                      name = jQuery.propFix[name] || name;
                      return this.each(function() {
  
                          // try/catch handles cases where IE balks (such as removing a property on window)
                          try {
                              this[name] = undefined;
                              delete this[name];
                          } catch (e) {}
                      });
                  }
              });
  
              jQuery.extend({
                  prop: function(elem, name, value) {
                      var ret, hooks,
                          nType = elem.nodeType;
  
                      // Don't get/set properties on text, comment and attribute nodes
                      if (nType === 3 || nType === 8 || nType === 2) {
                          return;
                      }
  
                      if (nType !== 1 || !jQuery.isXMLDoc(elem)) {
  
                          // Fix name and attach hooks
                          name = jQuery.propFix[name] || name;
                          hooks = jQuery.propHooks[name];
                      }
  
                      if (value !== undefined) {
                          if (hooks && "set" in hooks &&
                              (ret = hooks.set(elem, value, name)) !== undefined) {
                              return ret;
                          }
  
                          return (elem[name] = value);
                      }
  
                      if (hooks && "get" in hooks && (ret = hooks.get(elem, name)) !== null) {
                          return ret;
                      }
  
                      return elem[name];
                  },
  
                  propHooks: {
                      tabIndex: {
                          get: function(elem) {
  
                              // elem.tabIndex doesn't always return the
                              // correct value when it hasn't been explicitly set
                              // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
                              // Use proper attribute retrieval(#12072)
                              var tabindex = jQuery.find.attr(elem, "tabindex");
  
                              return tabindex ?
                                  parseInt(tabindex, 10) :
                                  rfocusable.test(elem.nodeName) ||
                                  rclickable.test(elem.nodeName) && elem.href ?
                                  0 :
                                  -1;
                          }
                      }
                  },
  
                  propFix: {
                      "for": "htmlFor",
                      "class": "className"
                  }
              });
  
              // Some attributes require a special call on IE
              // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
              if (!support.hrefNormalized) {
  
                  // href/src property should get the full normalized URL (#10299/#12915)
                  jQuery.each(["href", "src"], function(i, name) {
                      jQuery.propHooks[name] = {
                          get: function(elem) {
                              return elem.getAttribute(name, 4);
                          }
                      };
                  });
              }
  
              // Support: Safari, IE9+
              // Accessing the selectedIndex property
              // forces the browser to respect setting selected
              // on the option
              // The getter ensures a default option is selected
              // when in an optgroup
              if (!support.optSelected) {
                  jQuery.propHooks.selected = {
                      get: function(elem) {
                          var parent = elem.parentNode;
  
                          if (parent) {
                              parent.selectedIndex;
  
                              // Make sure that it also works with optgroups, see #5701
                              if (parent.parentNode) {
                                  parent.parentNode.selectedIndex;
                              }
                          }
                          return null;
                      },
                      set: function(elem) {
                          var parent = elem.parentNode;
                          if (parent) {
                              parent.selectedIndex;
  
                              if (parent.parentNode) {
                                  parent.parentNode.selectedIndex;
                              }
                          }
                      }
                  };
              }
  
              jQuery.each([
                  "tabIndex",
                  "readOnly",
                  "maxLength",
                  "cellSpacing",
                  "cellPadding",
                  "rowSpan",
                  "colSpan",
                  "useMap",
                  "frameBorder",
                  "contentEditable"
              ], function() {
                  jQuery.propFix[this.toLowerCase()] = this;
              });
  
              // IE6/7 call enctype encoding
              if (!support.enctype) {
                  jQuery.propFix.enctype = "encoding";
              }
  
  
  
  
              var rclass = /[\t\r\n\f]/g;
  
              function getClass(elem) {
                  return jQuery.attr(elem, "class") || "";
              }
  
              jQuery.fn.extend({
                  addClass: function(value) {
                      var classes, elem, cur, curValue, clazz, j, finalValue,
                          i = 0;
  
                      if (jQuery.isFunction(value)) {
                          return this.each(function(j) {
                              jQuery(this).addClass(value.call(this, j, getClass(this)));
                          });
                      }
  
                      if (typeof value === "string" && value) {
                          classes = value.match(rnotwhite) || [];
  
                          while ((elem = this[i++])) {
                              curValue = getClass(elem);
                              cur = elem.nodeType === 1 &&
                                  (" " + curValue + " ").replace(rclass, " ");
  
                              if (cur) {
                                  j = 0;
                                  while ((clazz = classes[j++])) {
                                      if (cur.indexOf(" " + clazz + " ") < 0) {
                                          cur += clazz + " ";
                                      }
                                  }
  
                                  // only assign if different to avoid unneeded rendering.
                                  finalValue = jQuery.trim(cur);
                                  if (curValue !== finalValue) {
                                      jQuery.attr(elem, "class", finalValue);
                                  }
                              }
                          }
                      }
  
                      return this;
                  },
  
                  removeClass: function(value) {
                      var classes, elem, cur, curValue, clazz, j, finalValue,
                          i = 0;
  
                      if (jQuery.isFunction(value)) {
                          return this.each(function(j) {
                              jQuery(this).removeClass(value.call(this, j, getClass(this)));
                          });
                      }
  
                      if (!arguments.length) {
                          return this.attr("class", "");
                      }
  
                      if (typeof value === "string" && value) {
                          classes = value.match(rnotwhite) || [];
  
                          while ((elem = this[i++])) {
                              curValue = getClass(elem);
  
                              // This expression is here for better compressibility (see addClass)
                              cur = elem.nodeType === 1 &&
                                  (" " + curValue + " ").replace(rclass, " ");
  
                              if (cur) {
                                  j = 0;
                                  while ((clazz = classes[j++])) {
  
                                      // Remove *all* instances
                                      while (cur.indexOf(" " + clazz + " ") > -1) {
                                          cur = cur.replace(" " + clazz + " ", " ");
                                      }
                                  }
  
                                  // Only assign if different to avoid unneeded rendering.
                                  finalValue = jQuery.trim(cur);
                                  if (curValue !== finalValue) {
                                      jQuery.attr(elem, "class", finalValue);
                                  }
                              }
                          }
                      }
  
                      return this;
                  },
  
                  toggleClass: function(value, stateVal) {
                      var type = typeof value;
  
                      if (typeof stateVal === "boolean" && type === "string") {
                          return stateVal ? this.addClass(value) : this.removeClass(value);
                      }
  
                      if (jQuery.isFunction(value)) {
                          return this.each(function(i) {
                              jQuery(this).toggleClass(
                                  value.call(this, i, getClass(this), stateVal),
                                  stateVal
                              );
                          });
                      }
  
                      return this.each(function() {
                          var className, i, self, classNames;
  
                          if (type === "string") {
  
                              // Toggle individual class names
                              i = 0;
                              self = jQuery(this);
                              classNames = value.match(rnotwhite) || [];
  
                              while ((className = classNames[i++])) {
  
                                  // Check each className given, space separated list
                                  if (self.hasClass(className)) {
                                      self.removeClass(className);
                                  } else {
                                      self.addClass(className);
                                  }
                              }
  
                              // Toggle whole class name
                          } else if (value === undefined || type === "boolean") {
                              className = getClass(this);
                              if (className) {
  
                                  // store className if set
                                  jQuery._data(this, "__className__", className);
                              }
  
                              // If the element has a class name or if we're passed "false",
                              // then remove the whole classname (if there was one, the above saved it).
                              // Otherwise bring back whatever was previously saved (if anything),
                              // falling back to the empty string if nothing was stored.
                              jQuery.attr(this, "class",
                                  className || value === false ?
                                  "" :
                                  jQuery._data(this, "__className__") || ""
                              );
                          }
                      });
                  },
  
                  hasClass: function(selector) {
                      var className, elem,
                          i = 0;
  
                      className = " " + selector + " ";
                      while ((elem = this[i++])) {
                          if (elem.nodeType === 1 &&
                              (" " + getClass(elem) + " ").replace(rclass, " ")
                              .indexOf(className) > -1
                          ) {
                              return true;
                          }
                      }
  
                      return false;
                  }
              });
  
  
  
  
              // Return jQuery for attributes-only inclusion
  
  
              jQuery.each(("blur focus focusin focusout load resize scroll unload click dblclick " +
                      "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
                      "change select submit keydown keypress keyup error contextmenu").split(" "),
                  function(i, name) {
  
                      // Handle event binding
                      jQuery.fn[name] = function(data, fn) {
                          return arguments.length > 0 ?
                              this.on(name, null, data, fn) :
                              this.trigger(name);
                      };
                  });
  
              jQuery.fn.extend({
                  hover: function(fnOver, fnOut) {
                      return this.mouseenter(fnOver).mouseleave(fnOut || fnOver);
                  }
              });
  
  
              var location = window.location;
  
              var nonce = jQuery.now();
  
              var rquery = (/\?/);
  
  
  
              var rvalidtokens = /(,)|(\[|{)|(}|])|"(?:[^"\\\r\n]|\\["\\\/bfnrt]|\\u[\da-fA-F]{4})*"\s*:?|true|false|null|-?(?!0\d)\d+(?:\.\d+|)(?:[eE][+-]?\d+|)/g;
  
              jQuery.parseJSON = function(data) {
  
                  // Attempt to parse using the native JSON parser first
                  if (window.JSON && window.JSON.parse) {
  
                      // Support: Android 2.3
                      // Workaround failure to string-cast null input
                      return window.JSON.parse(data + "");
                  }
  
                  var requireNonComma,
                      depth = null,
                      str = jQuery.trim(data + "");
  
                  // Guard against invalid (and possibly dangerous) input by ensuring that nothing remains
                  // after removing valid tokens
                  return str && !jQuery.trim(str.replace(rvalidtokens, function(token, comma, open, close) {
  
                          // Force termination if we see a misplaced comma
                          if (requireNonComma && comma) {
                              depth = 0;
                          }
  
                          // Perform no more replacements after returning to outermost depth
                          if (depth === 0) {
                              return token;
                          }
  
                          // Commas must not follow "[", "{", or ","
                          requireNonComma = open || comma;
  
                          // Determine new depth
                          // array/object open ("[" or "{"): depth += true - false (increment)
                          // array/object close ("]" or "}"): depth += false - true (decrement)
                          // other cases ("," or primitive): depth += true - true (numeric cast)
                          depth += !close - !open;
  
                          // Remove this token
                          return "";
                      })) ?
                      (Function("return " + str))() :
                      jQuery.error("Invalid JSON: " + data);
              };
  
  
              // Cross-browser xml parsing
              jQuery.parseXML = function(data) {
                  var xml, tmp;
                  if (!data || typeof data !== "string") {
                      return null;
                  }
                  try {
                      if (window.DOMParser) { // Standard
                          tmp = new window.DOMParser();
                          xml = tmp.parseFromString(data, "text/xml");
                      } else { // IE
                          xml = new window.ActiveXObject("Microsoft.XMLDOM");
                          xml.async = "false";
                          xml.loadXML(data);
                      }
                  } catch (e) {
                      xml = undefined;
                  }
                  if (!xml || !xml.documentElement || xml.getElementsByTagName("parsererror").length) {
                      jQuery.error("Invalid XML: " + data);
                  }
                  return xml;
              };
  
  
              var
                  rhash = /#.*$/,
                  rts = /([?&])_=[^&]*/,
  
                  // IE leaves an \r character at EOL
                  rheaders = /^(.*?):[ \t]*([^\r\n]*)\r?$/mg,
  
                  // #7653, #8125, #8152: local protocol detection
                  rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/,
                  rnoContent = /^(?:GET|HEAD)$/,
                  rprotocol = /^\/\//,
                  rurl = /^([\w.+-]+:)(?:\/\/(?:[^\/?#]*@|)([^\/?#:]*)(?::(\d+)|)|)/,
  
                  /* Prefilters
                   * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
                   * 2) These are called:
                   *    - BEFORE asking for a transport
                   *    - AFTER param serialization (s.data is a string if s.processData is true)
                   * 3) key is the dataType
                   * 4) the catchall symbol "*" can be used
                   * 5) execution will start with transport dataType and THEN continue down to "*" if needed
                   */
                  prefilters = {},
  
                  /* Transports bindings
                   * 1) key is the dataType
                   * 2) the catchall symbol "*" can be used
                   * 3) selection will start with transport dataType and THEN go to "*" if needed
                   */
                  transports = {},
  
                  // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
                  allTypes = "*/".concat("*"),
  
                  // Document location
                  ajaxLocation = location.href,
  
                  // Segment location into parts
                  ajaxLocParts = rurl.exec(ajaxLocation.toLowerCase()) || [];
  
              // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
              function addToPrefiltersOrTransports(structure) {
  
                  // dataTypeExpression is optional and defaults to "*"
                  return function(dataTypeExpression, func) {
  
                      if (typeof dataTypeExpression !== "string") {
                          func = dataTypeExpression;
                          dataTypeExpression = "*";
                      }
  
                      var dataType,
                          i = 0,
                          dataTypes = dataTypeExpression.toLowerCase().match(rnotwhite) || [];
  
                      if (jQuery.isFunction(func)) {
  
                          // For each dataType in the dataTypeExpression
                          while ((dataType = dataTypes[i++])) {
  
                              // Prepend if requested
                              if (dataType.charAt(0) === "+") {
                                  dataType = dataType.slice(1) || "*";
                                  (structure[dataType] = structure[dataType] || []).unshift(func);
  
                                  // Otherwise append
                              } else {
                                  (structure[dataType] = structure[dataType] || []).push(func);
                              }
                          }
                      }
                  };
              }
  
              // Base inspection function for prefilters and transports
              function inspectPrefiltersOrTransports(structure, options, originalOptions, jqXHR) {
  
                  var inspected = {},
                      seekingTransport = (structure === transports);
  
                  function inspect(dataType) {
                      var selected;
                      inspected[dataType] = true;
                      jQuery.each(structure[dataType] || [], function(_, prefilterOrFactory) {
                          var dataTypeOrTransport = prefilterOrFactory(options, originalOptions, jqXHR);
                          if (typeof dataTypeOrTransport === "string" &&
                              !seekingTransport && !inspected[dataTypeOrTransport]) {
  
                              options.dataTypes.unshift(dataTypeOrTransport);
                              inspect(dataTypeOrTransport);
                              return false;
                          } else if (seekingTransport) {
                              return !(selected = dataTypeOrTransport);
                          }
                      });
                      return selected;
                  }
  
                  return inspect(options.dataTypes[0]) || !inspected["*"] && inspect("*");
              }
  
              // A special extend for ajax options
              // that takes "flat" options (not to be deep extended)
              // Fixes #9887
              function ajaxExtend(target, src) {
                  var deep, key,
                      flatOptions = jQuery.ajaxSettings.flatOptions || {};
  
                  for (key in src) {
                      if (src[key] !== undefined) {
                          (flatOptions[key] ? target : (deep || (deep = {})))[key] = src[key];
                      }
                  }
                  if (deep) {
                      jQuery.extend(true, target, deep);
                  }
  
                  return target;
              }
  
              /* Handles responses to an ajax request:
               * - finds the right dataType (mediates between content-type and expected dataType)
               * - returns the corresponding response
               */
              function ajaxHandleResponses(s, jqXHR, responses) {
                  var firstDataType, ct, finalDataType, type,
                      contents = s.contents,
                      dataTypes = s.dataTypes;
  
                  // Remove auto dataType and get content-type in the process
                  while (dataTypes[0] === "*") {
                      dataTypes.shift();
                      if (ct === undefined) {
                          ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
                      }
                  }
  
                  // Check if we're dealing with a known content-type
                  if (ct) {
                      for (type in contents) {
                          if (contents[type] && contents[type].test(ct)) {
                              dataTypes.unshift(type);
                              break;
                          }
                      }
                  }
  
                  // Check to see if we have a response for the expected dataType
                  if (dataTypes[0] in responses) {
                      finalDataType = dataTypes[0];
                  } else {
  
                      // Try convertible dataTypes
                      for (type in responses) {
                          if (!dataTypes[0] || s.converters[type + " " + dataTypes[0]]) {
                              finalDataType = type;
                              break;
                          }
                          if (!firstDataType) {
                              firstDataType = type;
                          }
                      }
  
                      // Or just use first one
                      finalDataType = finalDataType || firstDataType;
                  }
  
                  // If we found a dataType
                  // We add the dataType to the list if needed
                  // and return the corresponding response
                  if (finalDataType) {
                      if (finalDataType !== dataTypes[0]) {
                          dataTypes.unshift(finalDataType);
                      }
                      return responses[finalDataType];
                  }
              }
  
              /* Chain conversions given the request and the original response
               * Also sets the responseXXX fields on the jqXHR instance
               */
              function ajaxConvert(s, response, jqXHR, isSuccess) {
                  var conv2, current, conv, tmp, prev,
                      converters = {},
  
                      // Work with a copy of dataTypes in case we need to modify it for conversion
                      dataTypes = s.dataTypes.slice();
  
                  // Create converters map with lowercased keys
                  if (dataTypes[1]) {
                      for (conv in s.converters) {
                          converters[conv.toLowerCase()] = s.converters[conv];
                      }
                  }
  
                  current = dataTypes.shift();
  
                  // Convert to each sequential dataType
                  while (current) {
  
                      if (s.responseFields[current]) {
                          jqXHR[s.responseFields[current]] = response;
                      }
  
                      // Apply the dataFilter if provided
                      if (!prev && isSuccess && s.dataFilter) {
                          response = s.dataFilter(response, s.dataType);
                      }
  
                      prev = current;
                      current = dataTypes.shift();
  
                      if (current) {
  
                          // There's only work to do if current dataType is non-auto
                          if (current === "*") {
  
                              current = prev;
  
                              // Convert response if prev dataType is non-auto and differs from current
                          } else if (prev !== "*" && prev !== current) {
  
                              // Seek a direct converter
                              conv = converters[prev + " " + current] || converters["* " + current];
  
                              // If none found, seek a pair
                              if (!conv) {
                                  for (conv2 in converters) {
  
                                      // If conv2 outputs current
                                      tmp = conv2.split(" ");
                                      if (tmp[1] === current) {
  
                                          // If prev can be converted to accepted input
                                          conv = converters[prev + " " + tmp[0]] ||
                                              converters["* " + tmp[0]];
                                          if (conv) {
  
                                              // Condense equivalence converters
                                              if (conv === true) {
                                                  conv = converters[conv2];
  
                                                  // Otherwise, insert the intermediate dataType
                                              } else if (converters[conv2] !== true) {
                                                  current = tmp[0];
                                                  dataTypes.unshift(tmp[1]);
                                              }
                                              break;
                                          }
                                      }
                                  }
                              }
  
                              // Apply converter (if not an equivalence)
                              if (conv !== true) {
  
                                  // Unless errors are allowed to bubble, catch and return them
                                  if (conv && s["throws"]) { // jscs:ignore requireDotNotation
                                      response = conv(response);
                                  } else {
                                      try {
                                          response = conv(response);
                                      } catch (e) {
                                          return {
                                              state: "parsererror",
                                              error: conv ? e : "No conversion from " + prev + " to " + current
                                          };
                                      }
                                  }
                              }
                          }
                      }
                  }
  
                  return {
                      state: "success",
                      data: response
                  };
              }
  
              jQuery.extend({
  
                  // Counter for holding the number of active queries
                  active: 0,
  
                  // Last-Modified header cache for next request
                  lastModified: {},
                  etag: {},
  
                  ajaxSettings: {
                      url: ajaxLocation,
                      type: "GET",
                      isLocal: rlocalProtocol.test(ajaxLocParts[1]),
                      global: true,
                      processData: true,
                      async: true,
                      contentType: "application/x-www-form-urlencoded; charset=UTF-8",
                      /*
                      timeout: 0,
                      data: null,
                      dataType: null,
                      username: null,
                      password: null,
                      cache: null,
                      throws: false,
                      traditional: false,
                      headers: {},
                      */
  
                      accepts: {
                          "*": allTypes,
                          text: "text/plain",
                          html: "text/html",
                          xml: "application/xml, text/xml",
                          json: "application/json, text/javascript"
                      },
  
                      contents: {
                          xml: /\bxml\b/,
                          html: /\bhtml/,
                          json: /\bjson\b/
                      },
  
                      responseFields: {
                          xml: "responseXML",
                          text: "responseText",
                          json: "responseJSON"
                      },
  
                      // Data converters
                      // Keys separate source (or catchall "*") and destination types with a single space
                      converters: {
  
                          // Convert anything to text
                          "* text": String,
  
                          // Text to html (true = no transformation)
                          "text html": true,
  
                          // Evaluate text as a json expression
                          "text json": jQuery.parseJSON,
  
                          // Parse text as xml
                          "text xml": jQuery.parseXML
                      },
  
                      // For options that shouldn't be deep extended:
                      // you can add your own custom options here if
                      // and when you create one that shouldn't be
                      // deep extended (see ajaxExtend)
                      flatOptions: {
                          url: true,
                          context: true
                      }
                  },
  
                  // Creates a full fledged settings object into target
                  // with both ajaxSettings and settings fields.
                  // If target is omitted, writes into ajaxSettings.
                  ajaxSetup: function(target, settings) {
                      return settings ?
  
                          // Building a settings object
                          ajaxExtend(ajaxExtend(target, jQuery.ajaxSettings), settings) :
  
                          // Extending ajaxSettings
                          ajaxExtend(jQuery.ajaxSettings, target);
                  },
  
                  ajaxPrefilter: addToPrefiltersOrTransports(prefilters),
                  ajaxTransport: addToPrefiltersOrTransports(transports),
  
                  // Main method
                  ajax: function(url, options) {
  
                      // If url is an object, simulate pre-1.5 signature
                      if (typeof url === "object") {
                          options = url;
                          url = undefined;
                      }
  
                      // Force options to be an object
                      options = options || {};
  
                      var
  
                      // Cross-domain detection vars
                          parts,
  
                          // Loop variable
                          i,
  
                          // URL without anti-cache param
                          cacheURL,
  
                          // Response headers as string
                          responseHeadersString,
  
                          // timeout handle
                          timeoutTimer,
  
                          // To know if global events are to be dispatched
                          fireGlobals,
  
                          transport,
  
                          // Response headers
                          responseHeaders,
  
                          // Create the final options object
                          s = jQuery.ajaxSetup({}, options),
  
                          // Callbacks context
                          callbackContext = s.context || s,
  
                          // Context for global events is callbackContext if it is a DOM node or jQuery collection
                          globalEventContext = s.context &&
                          (callbackContext.nodeType || callbackContext.jquery) ?
                          jQuery(callbackContext) :
                          jQuery.event,
  
                          // Deferreds
                          deferred = jQuery.Deferred(),
                          completeDeferred = jQuery.Callbacks("once memory"),
  
                          // Status-dependent callbacks
                          statusCode = s.statusCode || {},
  
                          // Headers (they are sent all at once)
                          requestHeaders = {},
                          requestHeadersNames = {},
  
                          // The jqXHR state
                          state = 0,
  
                          // Default abort message
                          strAbort = "canceled",
  
                          // Fake xhr
                          jqXHR = {
                              readyState: 0,
  
                              // Builds headers hashtable if needed
                              getResponseHeader: function(key) {
                                  var match;
                                  if (state === 2) {
                                      if (!responseHeaders) {
                                          responseHeaders = {};
                                          while ((match = rheaders.exec(responseHeadersString))) {
                                              responseHeaders[match[1].toLowerCase()] = match[2];
                                          }
                                      }
                                      match = responseHeaders[key.toLowerCase()];
                                  }
                                  return match == null ? null : match;
                              },
  
                              // Raw string
                              getAllResponseHeaders: function() {
                                  return state === 2 ? responseHeadersString : null;
                              },
  
                              // Caches the header
                              setRequestHeader: function(name, value) {
                                  var lname = name.toLowerCase();
                                  if (!state) {
                                      name = requestHeadersNames[lname] = requestHeadersNames[lname] || name;
                                      requestHeaders[name] = value;
                                  }
                                  return this;
                              },
  
                              // Overrides response content-type header
                              overrideMimeType: function(type) {
                                  if (!state) {
                                      s.mimeType = type;
                                  }
                                  return this;
                              },
  
                              // Status-dependent callbacks
                              statusCode: function(map) {
                                  var code;
                                  if (map) {
                                      if (state < 2) {
                                          for (code in map) {
  
                                              // Lazy-add the new callback in a way that preserves old ones
                                              statusCode[code] = [statusCode[code], map[code]];
                                          }
                                      } else {
  
                                          // Execute the appropriate callbacks
                                          jqXHR.always(map[jqXHR.status]);
                                      }
                                  }
                                  return this;
                              },
  
                              // Cancel the request
                              abort: function(statusText) {
                                  var finalText = statusText || strAbort;
                                  if (transport) {
                                      transport.abort(finalText);
                                  }
                                  done(0, finalText);
                                  return this;
                              }
                          };
  
                      // Attach deferreds
                      deferred.promise(jqXHR).complete = completeDeferred.add;
                      jqXHR.success = jqXHR.done;
                      jqXHR.error = jqXHR.fail;
  
                      // Remove hash character (#7531: and string promotion)
                      // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
                      // Handle falsy url in the settings object (#10093: consistency with old signature)
                      // We also use the url parameter if available
                      s.url = ((url || s.url || ajaxLocation) + "")
                          .replace(rhash, "")
                          .replace(rprotocol, ajaxLocParts[1] + "//");
  
                      // Alias method option to type as per ticket #12004
                      s.type = options.method || options.type || s.method || s.type;
  
                      // Extract dataTypes list
                      s.dataTypes = jQuery.trim(s.dataType || "*").toLowerCase().match(rnotwhite) || [""];
  
                      // A cross-domain request is in order when we have a protocol:host:port mismatch
                      if (s.crossDomain == null) {
                          parts = rurl.exec(s.url.toLowerCase());
                          s.crossDomain = !!(parts &&
                              (parts[1] !== ajaxLocParts[1] || parts[2] !== ajaxLocParts[2] ||
                                  (parts[3] || (parts[1] === "http:" ? "80" : "443")) !==
                                  (ajaxLocParts[3] || (ajaxLocParts[1] === "http:" ? "80" : "443")))
                          );
                      }
  
                      // Convert data if not already a string
                      if (s.data && s.processData && typeof s.data !== "string") {
                          s.data = jQuery.param(s.data, s.traditional);
                      }
  
                      // Apply prefilters
                      inspectPrefiltersOrTransports(prefilters, s, options, jqXHR);
  
                      // If request was aborted inside a prefilter, stop there
                      if (state === 2) {
                          return jqXHR;
                      }
  
                      // We can fire global events as of now if asked to
                      // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118)
                      fireGlobals = jQuery.event && s.global;
  
                      // Watch for a new set of requests
                      if (fireGlobals && jQuery.active++ === 0) {
                          jQuery.event.trigger("ajaxStart");
                      }
  
                      // Uppercase the type
                      s.type = s.type.toUpperCase();
  
                      // Determine if request has content
                      s.hasContent = !rnoContent.test(s.type);
  
                      // Save the URL in case we're toying with the If-Modified-Since
                      // and/or If-None-Match header later on
                      cacheURL = s.url;
  
                      // More options handling for requests with no content
                      if (!s.hasContent) {
  
                          // If data is available, append data to url
                          if (s.data) {
                              cacheURL = (s.url += (rquery.test(cacheURL) ? "&" : "?") + s.data);
  
                              // #9682: remove data so that it's not used in an eventual retry
                              delete s.data;
                          }
  
                          // Add anti-cache in url if needed
                          if (s.cache === false) {
                              s.url = rts.test(cacheURL) ?
  
                                  // If there is already a '_' parameter, set its value
                                  cacheURL.replace(rts, "$1_=" + nonce++) :
  
                                  // Otherwise add one to the end
                                  cacheURL + (rquery.test(cacheURL) ? "&" : "?") + "_=" + nonce++;
                          }
                      }
  
                      // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                      if (s.ifModified) {
                          if (jQuery.lastModified[cacheURL]) {
                              jqXHR.setRequestHeader("If-Modified-Since", jQuery.lastModified[cacheURL]);
                          }
                          if (jQuery.etag[cacheURL]) {
                              jqXHR.setRequestHeader("If-None-Match", jQuery.etag[cacheURL]);
                          }
                      }
  
                      // Set the correct header, if data is being sent
                      if (s.data && s.hasContent && s.contentType !== false || options.contentType) {
                          jqXHR.setRequestHeader("Content-Type", s.contentType);
                      }
  
                      // Set the Accepts header for the server, depending on the dataType
                      jqXHR.setRequestHeader(
                          "Accept",
                          s.dataTypes[0] && s.accepts[s.dataTypes[0]] ?
                          s.accepts[s.dataTypes[0]] +
                          (s.dataTypes[0] !== "*" ? ", " + allTypes + "; q=0.01" : "") :
                          s.accepts["*"]
                      );
  
                      // Check for headers option
                      for (i in s.headers) {
                          jqXHR.setRequestHeader(i, s.headers[i]);
                      }
  
                      // Allow custom headers/mimetypes and early abort
                      if (s.beforeSend &&
                          (s.beforeSend.call(callbackContext, jqXHR, s) === false || state === 2)) {
  
                          // Abort if not done already and return
                          return jqXHR.abort();
                      }
  
                      // aborting is no longer a cancellation
                      strAbort = "abort";
  
                      // Install callbacks on deferreds
                      for (i in {
                              success: 1,
                              error: 1,
                              complete: 1
                          }) {
                          jqXHR[i](s[i]);
                      }
  
                      // Get transport
                      transport = inspectPrefiltersOrTransports(transports, s, options, jqXHR);
  
                      // If no transport, we auto-abort
                      if (!transport) {
                          done(-1, "No Transport");
                      } else {
                          jqXHR.readyState = 1;
  
                          // Send global event
                          if (fireGlobals) {
                              globalEventContext.trigger("ajaxSend", [jqXHR, s]);
                          }
  
                          // If request was aborted inside ajaxSend, stop there
                          if (state === 2) {
                              return jqXHR;
                          }
  
                          // Timeout
                          if (s.async && s.timeout > 0) {
                              timeoutTimer = window.setTimeout(function() {
                                  jqXHR.abort("timeout");
                              }, s.timeout);
                          }
  
                          try {
                              state = 1;
                              transport.send(requestHeaders, done);
                          } catch (e) {
  
                              // Propagate exception as error if not done
                              if (state < 2) {
                                  done(-1, e);
  
                                  // Simply rethrow otherwise
                              } else {
                                  throw e;
                              }
                          }
                      }
  
                      // Callback for when everything is done
                      function done(status, nativeStatusText, responses, headers) {
                          var isSuccess, success, error, response, modified,
                              statusText = nativeStatusText;
  
                          // Called once
                          if (state === 2) {
                              return;
                          }
  
                          // State is "done" now
                          state = 2;
  
                          // Clear timeout if it exists
                          if (timeoutTimer) {
                              window.clearTimeout(timeoutTimer);
                          }
  
                          // Dereference transport for early garbage collection
                          // (no matter how long the jqXHR object will be used)
                          transport = undefined;
  
                          // Cache response headers
                          responseHeadersString = headers || "";
  
                          // Set readyState
                          jqXHR.readyState = status > 0 ? 4 : 0;
  
                          // Determine if successful
                          isSuccess = status >= 200 && status < 300 || status === 304;
  
                          // Get response data
                          if (responses) {
                              response = ajaxHandleResponses(s, jqXHR, responses);
                          }
  
                          // Convert no matter what (that way responseXXX fields are always set)
                          response = ajaxConvert(s, response, jqXHR, isSuccess);
  
                          // If successful, handle type chaining
                          if (isSuccess) {
  
                              // Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
                              if (s.ifModified) {
                                  modified = jqXHR.getResponseHeader("Last-Modified");
                                  if (modified) {
                                      jQuery.lastModified[cacheURL] = modified;
                                  }
                                  modified = jqXHR.getResponseHeader("etag");
                                  if (modified) {
                                      jQuery.etag[cacheURL] = modified;
                                  }
                              }
  
                              // if no content
                              if (status === 204 || s.type === "HEAD") {
                                  statusText = "nocontent";
  
                                  // if not modified
                              } else if (status === 304) {
                                  statusText = "notmodified";
  
                                  // If we have data, let's convert it
                              } else {
                                  statusText = response.state;
                                  success = response.data;
                                  error = response.error;
                                  isSuccess = !error;
                              }
                          } else {
  
                              // We extract error from statusText
                              // then normalize statusText and status for non-aborts
                              error = statusText;
                              if (status || !statusText) {
                                  statusText = "error";
                                  if (status < 0) {
                                      status = 0;
                                  }
                              }
                          }
  
                          // Set data for the fake xhr object
                          jqXHR.status = status;
                          jqXHR.statusText = (nativeStatusText || statusText) + "";
  
                          // Success/Error
                          if (isSuccess) {
                              deferred.resolveWith(callbackContext, [success, statusText, jqXHR]);
                          } else {
                              deferred.rejectWith(callbackContext, [jqXHR, statusText, error]);
                          }
  
                          // Status-dependent callbacks
                          jqXHR.statusCode(statusCode);
                          statusCode = undefined;
  
                          if (fireGlobals) {
                              globalEventContext.trigger(isSuccess ? "ajaxSuccess" : "ajaxError", [jqXHR, s, isSuccess ? success : error]);
                          }
  
                          // Complete
                          completeDeferred.fireWith(callbackContext, [jqXHR, statusText]);
  
                          if (fireGlobals) {
                              globalEventContext.trigger("ajaxComplete", [jqXHR, s]);
  
                              // Handle the global AJAX counter
                              if (!(--jQuery.active)) {
                                  jQuery.event.trigger("ajaxStop");
                              }
                          }
                      }
  
                      return jqXHR;
                  },
  
                  getJSON: function(url, data, callback) {
                      return jQuery.get(url, data, callback, "json");
                  },
  
                  getScript: function(url, callback) {
                      return jQuery.get(url, undefined, callback, "script");
                  }
              });
  
              jQuery.each(["get", "post"], function(i, method) {
                  jQuery[method] = function(url, data, callback, type) {
  
                      // shift arguments if data argument was omitted
                      if (jQuery.isFunction(data)) {
                          type = type || callback;
                          callback = data;
                          data = undefined;
                      }
  
                      // The url can be an options object (which then must have .url)
                      return jQuery.ajax(jQuery.extend({
                          url: url,
                          type: method,
                          dataType: type,
                          data: data,
                          success: callback
                      }, jQuery.isPlainObject(url) && url));
                  };
              });
  
  
              jQuery._evalUrl = function(url) {
                  return jQuery.ajax({
                      url: url,
  
                      // Make this explicit, since user can override this through ajaxSetup (#11264)
                      type: "GET",
                      dataType: "script",
                      cache: true,
                      async: false,
                      global: false,
                      "throws": true
                  });
              };
  
  
              jQuery.fn.extend({
                  wrapAll: function(html) {
                      if (jQuery.isFunction(html)) {
                          return this.each(function(i) {
                              jQuery(this).wrapAll(html.call(this, i));
                          });
                      }
  
                      if (this[0]) {
  
                          // The elements to wrap the target around
                          var wrap = jQuery(html, this[0].ownerDocument).eq(0).clone(true);
  
                          if (this[0].parentNode) {
                              wrap.insertBefore(this[0]);
                          }
  
                          wrap.map(function() {
                              var elem = this;
  
                              while (elem.firstChild && elem.firstChild.nodeType === 1) {
                                  elem = elem.firstChild;
                              }
  
                              return elem;
                          }).append(this);
                      }
  
                      return this;
                  },
  
                  wrapInner: function(html) {
                      if (jQuery.isFunction(html)) {
                          return this.each(function(i) {
                              jQuery(this).wrapInner(html.call(this, i));
                          });
                      }
  
                      return this.each(function() {
                          var self = jQuery(this),
                              contents = self.contents();
  
                          if (contents.length) {
                              contents.wrapAll(html);
  
                          } else {
                              self.append(html);
                          }
                      });
                  },
  
                  wrap: function(html) {
                      var isFunction = jQuery.isFunction(html);
  
                      return this.each(function(i) {
                          jQuery(this).wrapAll(isFunction ? html.call(this, i) : html);
                      });
                  },
  
                  unwrap: function() {
                      return this.parent().each(function() {
                          if (!jQuery.nodeName(this, "body")) {
                              jQuery(this).replaceWith(this.childNodes);
                          }
                      }).end();
                  }
              });
  
  
              function getDisplay(elem) {
                  return elem.style && elem.style.display || jQuery.css(elem, "display");
              }
  
              function filterHidden(elem) {
  
                  // Disconnected elements are considered hidden
                  if (!jQuery.contains(elem.ownerDocument || document, elem)) {
                      return true;
                  }
                  while (elem && elem.nodeType === 1) {
                      if (getDisplay(elem) === "none" || elem.type === "hidden") {
                          return true;
                      }
                      elem = elem.parentNode;
                  }
                  return false;
              }
  
              jQuery.expr.filters.hidden = function(elem) {
  
                  // Support: Opera <= 12.12
                  // Opera reports offsetWidths and offsetHeights less than zero on some elements
                  return support.reliableHiddenOffsets() ?
                      (elem.offsetWidth <= 0 && elem.offsetHeight <= 0 &&
                          !elem.getClientRects().length) :
                      filterHidden(elem);
              };
  
              jQuery.expr.filters.visible = function(elem) {
                  return !jQuery.expr.filters.hidden(elem);
              };
  
  
  
  
              var r20 = /%20/g,
                  rbracket = /\[\]$/,
                  rCRLF = /\r?\n/g,
                  rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
                  rsubmittable = /^(?:input|select|textarea|keygen)/i;
  
              function buildParams(prefix, obj, traditional, add) {
                  var name;
  
                  if (jQuery.isArray(obj)) {
  
                      // Serialize array item.
                      jQuery.each(obj, function(i, v) {
                          if (traditional || rbracket.test(prefix)) {
  
                              // Treat each array item as a scalar.
                              add(prefix, v);
  
                          } else {
  
                              // Item is non-scalar (array or object), encode its numeric index.
                              buildParams(
                                  prefix + "[" + (typeof v === "object" && v != null ? i : "") + "]",
                                  v,
                                  traditional,
                                  add
                              );
                          }
                      });
  
                  } else if (!traditional && jQuery.type(obj) === "object") {
  
                      // Serialize object item.
                      for (name in obj) {
                          buildParams(prefix + "[" + name + "]", obj[name], traditional, add);
                      }
  
                  } else {
  
                      // Serialize scalar item.
                      add(prefix, obj);
                  }
              }
  
              // Serialize an array of form elements or a set of
              // key/values into a query string
              jQuery.param = function(a, traditional) {
                  var prefix,
                      s = [],
                      add = function(key, value) {
  
                          // If value is a function, invoke it and return its value
                          value = jQuery.isFunction(value) ? value() : (value == null ? "" : value);
                          s[s.length] = encodeURIComponent(key) + "=" + encodeURIComponent(value);
                      };
  
                  // Set traditional to true for jQuery <= 1.3.2 behavior.
                  if (traditional === undefined) {
                      traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
                  }
  
                  // If an array was passed in, assume that it is an array of form elements.
                  if (jQuery.isArray(a) || (a.jquery && !jQuery.isPlainObject(a))) {
  
                      // Serialize the form elements
                      jQuery.each(a, function() {
                          add(this.name, this.value);
                      });
  
                  } else {
  
                      // If traditional, encode the "old" way (the way 1.3.2 or older
                      // did it), otherwise encode params recursively.
                      for (prefix in a) {
                          buildParams(prefix, a[prefix], traditional, add);
                      }
                  }
  
                  // Return the resulting serialization
                  return s.join("&").replace(r20, "+");
              };
  
              jQuery.fn.extend({
                  serialize: function() {
                      return jQuery.param(this.serializeArray());
                  },
                  serializeArray: function() {
                      return this.map(function() {
  
                              // Can add propHook for "elements" to filter or add form elements
                              var elements = jQuery.prop(this, "elements");
                              return elements ? jQuery.makeArray(elements) : this;
                          })
                          .filter(function() {
                              var type = this.type;
  
                              // Use .is(":disabled") so that fieldset[disabled] works
                              return this.name && !jQuery(this).is(":disabled") &&
                                  rsubmittable.test(this.nodeName) && !rsubmitterTypes.test(type) &&
                                  (this.checked || !rcheckableType.test(type));
                          })
                          .map(function(i, elem) {
                              var val = jQuery(this).val();
  
                              return val == null ?
                                  null :
                                  jQuery.isArray(val) ?
                                  jQuery.map(val, function(val) {
                                      return {
                                          name: elem.name,
                                          value: val.replace(rCRLF, "\r\n")
                                      };
                                  }) : {
                                      name: elem.name,
                                      value: val.replace(rCRLF, "\r\n")
                                  };
                          }).get();
                  }
              });
  
  
              // Create the request object
              // (This is still attached to ajaxSettings for backward compatibility)
              jQuery.ajaxSettings.xhr = window.ActiveXObject !== undefined ?
  
                  // Support: IE6-IE8
                  function() {
  
                      // XHR cannot access local files, always use ActiveX for that case
                      if (this.isLocal) {
                          return createActiveXHR();
                      }
  
                      // Support: IE 9-11
                      // IE seems to error on cross-domain PATCH requests when ActiveX XHR
                      // is used. In IE 9+ always use the native XHR.
                      // Note: this condition won't catch Edge as it doesn't define
                      // document.documentMode but it also doesn't support ActiveX so it won't
                      // reach this code.
                      if (document.documentMode > 8) {
                          return createStandardXHR();
                      }
  
                      // Support: IE<9
                      // oldIE XHR does not support non-RFC2616 methods (#13240)
                      // See http://msdn.microsoft.com/en-us/library/ie/ms536648(v=vs.85).aspx
                      // and http://www.w3.org/Protocols/rfc2616/rfc2616-sec9.html#sec9
                      // Although this check for six methods instead of eight
                      // since IE also does not support "trace" and "connect"
                      return /^(get|post|head|put|delete|options)$/i.test(this.type) &&
                          createStandardXHR() || createActiveXHR();
                  } :
  
                  // For all other browsers, use the standard XMLHttpRequest object
                  createStandardXHR;
  
              var xhrId = 0,
                  xhrCallbacks = {},
                  xhrSupported = jQuery.ajaxSettings.xhr();
  
              // Support: IE<10
              // Open requests must be manually aborted on unload (#5280)
              // See https://support.microsoft.com/kb/2856746 for more info
              if (window.attachEvent) {
                  window.attachEvent("onunload", function() {
                      for (var key in xhrCallbacks) {
                          xhrCallbacks[key](undefined, true);
                      }
                  });
              }
  
              // Determine support properties
              support.cors = !!xhrSupported && ("withCredentials" in xhrSupported);
              xhrSupported = support.ajax = !!xhrSupported;
  
              // Create transport if the browser can provide an xhr
              if (xhrSupported) {
  
                  jQuery.ajaxTransport(function(options) {
  
                      // Cross domain only allowed if supported through XMLHttpRequest
                      if (!options.crossDomain || support.cors) {
  
                          var callback;
  
                          return {
                              send: function(headers, complete) {
                                  var i,
                                      xhr = options.xhr(),
                                      id = ++xhrId;
  
                                  // Open the socket
                                  xhr.open(
                                      options.type,
                                      options.url,
                                      options.async,
                                      options.username,
                                      options.password
                                  );
  
                                  // Apply custom fields if provided
                                  if (options.xhrFields) {
                                      for (i in options.xhrFields) {
                                          xhr[i] = options.xhrFields[i];
                                      }
                                  }
  
                                  // Override mime type if needed
                                  if (options.mimeType && xhr.overrideMimeType) {
                                      xhr.overrideMimeType(options.mimeType);
                                  }
  
                                  // X-Requested-With header
                                  // For cross-domain requests, seeing as conditions for a preflight are
                                  // akin to a jigsaw puzzle, we simply never set it to be sure.
                                  // (it can always be set on a per-request basis or even using ajaxSetup)
                                  // For same-domain requests, won't change header if already provided.
                                  if (!options.crossDomain && !headers["X-Requested-With"]) {
                                      headers["X-Requested-With"] = "XMLHttpRequest";
                                  }
  
                                  // Set headers
                                  for (i in headers) {
  
                                      // Support: IE<9
                                      // IE's ActiveXObject throws a 'Type Mismatch' exception when setting
                                      // request header to a null-value.
                                      //
                                      // To keep consistent with other XHR implementations, cast the value
                                      // to string and ignore `undefined`.
                                      if (headers[i] !== undefined) {
                                          xhr.setRequestHeader(i, headers[i] + "");
                                      }
                                  }
  
                                  // Do send the request
                                  // This may raise an exception which is actually
                                  // handled in jQuery.ajax (so no try/catch here)
                                  xhr.send((options.hasContent && options.data) || null);
  
                                  // Listener
                                  callback = function(_, isAbort) {
                                      var status, statusText, responses;
  
                                      // Was never called and is aborted or complete
                                      if (callback && (isAbort || xhr.readyState === 4)) {
  
                                          // Clean up
                                          delete xhrCallbacks[id];
                                          callback = undefined;
                                          xhr.onreadystatechange = jQuery.noop;
  
                                          // Abort manually if needed
                                          if (isAbort) {
                                              if (xhr.readyState !== 4) {
                                                  xhr.abort();
                                              }
                                          } else {
                                              responses = {};
                                              status = xhr.status;
  
                                              // Support: IE<10
                                              // Accessing binary-data responseText throws an exception
                                              // (#11426)
                                              if (typeof xhr.responseText === "string") {
                                                  responses.text = xhr.responseText;
                                              }
  
                                              // Firefox throws an exception when accessing
                                              // statusText for faulty cross-domain requests
                                              try {
                                                  statusText = xhr.statusText;
                                              } catch (e) {
  
                                                  // We normalize with Webkit giving an empty statusText
                                                  statusText = "";
                                              }
  
                                              // Filter status for non standard behaviors
  
                                              // If the request is local and we have data: assume a success
                                              // (success with no data won't get notified, that's the best we
                                              // can do given current implementations)
                                              if (!status && options.isLocal && !options.crossDomain) {
                                                  status = responses.text ? 200 : 404;
  
                                                  // IE - #1450: sometimes returns 1223 when it should be 204
                                              } else if (status === 1223) {
                                                  status = 204;
                                              }
                                          }
                                      }
  
                                      // Call complete if needed
                                      if (responses) {
                                          complete(status, statusText, responses, xhr.getAllResponseHeaders());
                                      }
                                  };
  
                                  // Do send the request
                                  // `xhr.send` may raise an exception, but it will be
                                  // handled in jQuery.ajax (so no try/catch here)
                                  if (!options.async) {
  
                                      // If we're in sync mode we fire the callback
                                      callback();
                                  } else if (xhr.readyState === 4) {
  
                                      // (IE6 & IE7) if it's in cache and has been
                                      // retrieved directly we need to fire the callback
                                      window.setTimeout(callback);
                                  } else {
  
                                      // Register the callback, but delay it in case `xhr.send` throws
                                      // Add to the list of active xhr callbacks
                                      xhr.onreadystatechange = xhrCallbacks[id] = callback;
                                  }
                              },
  
                              abort: function() {
                                  if (callback) {
                                      callback(undefined, true);
                                  }
                              }
                          };
                      }
                  });
              }
  
              // Functions to create xhrs
              function createStandardXHR() {
                  try {
                      return new window.XMLHttpRequest();
                  } catch (e) {}
              }
  
              function createActiveXHR() {
                  try {
                      return new window.ActiveXObject("Microsoft.XMLHTTP");
                  } catch (e) {}
              }
  
  
  
  
              // Install script dataType
              jQuery.ajaxSetup({
                  accepts: {
                      script: "text/javascript, application/javascript, " +
                          "application/ecmascript, application/x-ecmascript"
                  },
                  contents: {
                      script: /\b(?:java|ecma)script\b/
                  },
                  converters: {
                      "text script": function(text) {
                          jQuery.globalEval(text);
                          return text;
                      }
                  }
              });
  
              // Handle cache's special case and global
              jQuery.ajaxPrefilter("script", function(s) {
                  if (s.cache === undefined) {
                      s.cache = false;
                  }
                  if (s.crossDomain) {
                      s.type = "GET";
                      s.global = false;
                  }
              });
  
              // Bind script tag hack transport
              jQuery.ajaxTransport("script", function(s) {
  
                          // This transport only deals with cross domain requests
                          if (s.crossDomain) {
  
                              var script,
                                  head = document.head || jQuery("head")[0] || document.documentElement;
  
                              return {
  
                                  send: function(_, callback) {
  
                                      script = document.createElement("script");
  
                                      script.async = true;
  
                                      if (s.scriptCharset) {
                                          script.charset = s.scriptCharset;
                                      }
  
                                      script.src = s.url;
  
                                      // Attach handlers for all browsers
                                      script.onload = script.onreadystatechange = function(_, isAbort) {
  
                                          if (isAbort || !script.readyState || /loaded|complete/.test(script.readyState)) {
  
                                              // Handle memory leak in IE
                                              script.onload = script.onreadystatechange = null;
  
                                              // Remove the script
                                              if (script.parentNode) {
                                                  script.parentNode.removeChild(script);
                                              }
  
                                              // Dereference the script
                                              script = null;
  
                                              // Callback if not abort
                                              if (!isAbort) {
                                                  callback(200, "success");
                                              }
                                          }
                                      };
  
                                      // Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
                                      // Use native DOM manipulation to avoid our domManip AJAX trickery
                                      // 				head.insertBefore( script, head.firstChild );
                                      // 			},
                                      //
                                      // 			abort: function() {
                                      // 				if ( script ) {
                                      // 					script.onload( undefined, true );
                                      // 				}
                                      // 			}
                                      // 		};
                                      // 	}
                                      // } );
  
  
  
  
                                      var oldCallbacks = [],
                                          rjsonp = /(=)\?(?=&|$)|\?\?/;
  
                                      // Default jsonp settings
                                      jQuery.ajaxSetup({
                                          jsonp: "callback",
                                          jsonpCallback: function() {
                                              var callback = oldCallbacks.pop() || (jQuery.expando + "_" + (nonce++));
                                              this[callback] = true;
                                              return callback;
                                          }
                                      });
  
                                      // Detect, normalize options and install callbacks for jsonp requests
                                      jQuery.ajaxPrefilter("json jsonp", function(s, originalSettings, jqXHR) {
  
                                          var callbackName, overwritten, responseContainer,
                                              jsonProp = s.jsonp !== false && (rjsonp.test(s.url) ?
                                                  "url" :
                                                  typeof s.data === "string" &&
                                                  (s.contentType || "")
                                                  .indexOf("application/x-www-form-urlencoded") === 0 &&
                                                  rjsonp.test(s.data) && "data"
                                              );
  
                                          // Handle iff the expected data type is "jsonp" or we have a parameter to set
                                          if (jsonProp || s.dataTypes[0] === "jsonp") {
  
                                              // Get callback name, remembering preexisting value associated with it
                                              callbackName = s.jsonpCallback = jQuery.isFunction(s.jsonpCallback) ?
                                                  s.jsonpCallback() :
                                                  s.jsonpCallback;
  
                                              // Insert callback into url or form data
                                              if (jsonProp) {
                                                  s[jsonProp] = s[jsonProp].replace(rjsonp, "$1" + callbackName);
                                              } else if (s.jsonp !== false) {
                                                  s.url += (rquery.test(s.url) ? "&" : "?") + s.jsonp + "=" + callbackName;
                                              }
  
                                              // Use data converter to retrieve json after script execution
                                              s.converters["script json"] = function() {
                                                  if (!responseContainer) {
                                                      jQuery.error(callbackName + " was not called");
                                                  }
                                                  return responseContainer[0];
                                              };
  
                                              // force json dataType
                                              s.dataTypes[0] = "json";
  
                                              // Install callback
                                              overwritten = window[callbackName];
                                              window[callbackName] = function() {
                                                  responseContainer = arguments;
                                              };
  
                                              // Clean-up function (fires after converters)
                                              jqXHR.always(function() {
  
                                                  // If previous value didn't exist - remove it
                                                  if (overwritten === undefined) {
                                                      jQuery(window).removeProp(callbackName);
  
                                                      // Otherwise restore preexisting value
                                                  } else {
                                                      window[callbackName] = overwritten;
                                                  }
  
                                                  // Save back as free
                                                  if (s[callbackName]) {
  
                                                      // make sure that re-using the options doesn't screw things around
                                                      s.jsonpCallback = originalSettings.jsonpCallback;
  
                                                      // save the callback name for future use
                                                      oldCallbacks.push(callbackName);
                                                  }
  
                                                  // Call if it was a function and we have a response
                                                  if (responseContainer && jQuery.isFunction(overwritten)) {
                                                      overwritten(responseContainer[0]);
                                                  }
  
                                                  responseContainer = overwritten = undefined;
                                              });
  
                                              // Delegate to script
                                              return "script";
                                          }
                                      });
  
  
  
  
                                      // data: string of html
                                      // context (optional): If specified, the fragment will be created in this context,
                                      // defaults to document
                                      // keepScripts (optional): If true, will include scripts passed in the html string
                                      jQuery.parseHTML = function(data, context, keepScripts) {
                                          if (!data || typeof data !== "string") {
                                              return null;
                                          }
                                          if (typeof context === "boolean") {
                                              keepScripts = context;
                                              context = false;
                                          }
                                          context = context || document;
  
                                          var parsed = rsingleTag.exec(data),
                                              scripts = !keepScripts && [];
  
                                          // Single tag
                                          if (parsed) {
                                              return [context.createElement(parsed[1])];
                                          }
  
                                          parsed = buildFragment([data], context, scripts);
  
                                          if (scripts && scripts.length) {
                                              jQuery(scripts).remove();
                                          }
  
                                          return jQuery.merge([], parsed.childNodes);
                                      };
  
  
                                      // Keep a copy of the old load method
                                      var _load = jQuery.fn.load;
  
                                      /**
                                       * Load a url into a page
                                       */
                                      jQuery.fn.load = function(url, params, callback) {
                                          if (typeof url !== "string" && _load) {
                                              return _load.apply(this, arguments);
                                          }
  
                                          var selector, type, response,
                                              self = this,
                                              off = url.indexOf(" ");
  
                                          if (off > -1) {
                                              selector = jQuery.trim(url.slice(off, url.length));
                                              url = url.slice(0, off);
                                          }
  
                                          // If it's a function
                                          if (jQuery.isFunction(params)) {
  
                                              // We assume that it's the callback
                                              callback = params;
                                              params = undefined;
  
                                              // Otherwise, build a param string
                                          } else if (params && typeof params === "object") {
                                              type = "POST";
                                          }
  
                                          // If we have elements to modify, make the request
                                          if (self.length > 0) {
                                              jQuery.ajax({
                                                  url: url,
  
                                                  // If "type" variable is undefined, then "GET" method will be used.
                                                  // Make value of this field explicit since
                                                  // user can override it through ajaxSetup method
                                                  type: type || "GET",
                                                  dataType: "html",
                                                  data: params
                                              }).done(function(responseText) {
  
                                                  // Save response for use in complete callback
                                                  response = arguments;
  
                                                  self.html(selector ?
  
                                                      // If a selector was specified, locate the right elements in a dummy div
                                                      // Exclude scripts to avoid IE 'Permission Denied' errors
                                                      jQuery("<div>").append(jQuery.parseHTML(responseText)).find(selector) :
  
                                                      // Otherwise use the full result
                                                      responseText);
  
                                                  // If the request succeeds, this function gets "data", "status", "jqXHR"
                                                  // but they are ignored because response was set above.
                                                  // If it fails, this function gets "jqXHR", "status", "error"
                                              }).always(callback && function(jqXHR, status) {
                                                  self.each(function() {
                                                      callback.apply(this, response || [jqXHR.responseText, status, jqXHR]);
                                                  });
                                              });
                                          }
  
                                          return this;
                                      };
  
  
  
  
                                      // Attach a bunch of functions for handling common AJAX events
                                      jQuery.each([
                                          "ajaxStart",
                                          "ajaxStop",
                                          "ajaxComplete",
                                          "ajaxError",
                                          "ajaxSuccess",
                                          "ajaxSend"
                                      ], function(i, type) {
                                          jQuery.fn[type] = function(fn) {
                                              return this.on(type, fn);
                                          };
                                      });
  
  
  
  
                                      jQuery.expr.filters.animated = function(elem) {
                                          return jQuery.grep(jQuery.timers, function(fn) {
                                              return elem === fn.elem;
                                          }).length;
                                      };
  
  
  
  
  
                                      /**
                                       * Gets a window from an element
                                       */
                                      function getWindow(elem) {
                                          return jQuery.isWindow(elem) ?
                                              elem :
                                              elem.nodeType === 9 ?
                                              elem.defaultView || elem.parentWindow :
                                              false;
                                      }
  
                                      jQuery.offset = {
                                          setOffset: function(elem, options, i) {
                                              var curPosition, curLeft, curCSSTop, curTop, curOffset, curCSSLeft, calculatePosition,
                                                  position = jQuery.css(elem, "position"),
                                                  curElem = jQuery(elem),
                                                  props = {};
  
                                              // set position first, in-case top/left are set even on static elem
                                              if (position === "static") {
                                                  elem.style.position = "relative";
                                              }
  
                                              curOffset = curElem.offset();
                                              curCSSTop = jQuery.css(elem, "top");
                                              curCSSLeft = jQuery.css(elem, "left");
                                              calculatePosition = (position === "absolute" || position === "fixed") &&
                                                  jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1;
  
                                              // need to be able to calculate position if either top or left
                                              // is auto and position is either absolute or fixed
                                              if (calculatePosition) {
                                                  curPosition = curElem.position();
                                                  curTop = curPosition.top;
                                                  curLeft = curPosition.left;
                                              } else {
                                                  curTop = parseFloat(curCSSTop) || 0;
                                                  curLeft = parseFloat(curCSSLeft) || 0;
                                              }
  
                                              if (jQuery.isFunction(options)) {
  
                                                  // Use jQuery.extend here to allow modification of coordinates argument (gh-1848)
                                                  options = options.call(elem, i, jQuery.extend({}, curOffset));
                                              }
  
                                              if (options.top != null) {
                                                  props.top = (options.top - curOffset.top) + curTop;
                                              }
                                              if (options.left != null) {
                                                  props.left = (options.left - curOffset.left) + curLeft;
                                              }
  
                                              if ("using" in options) {
                                                  options.using.call(elem, props);
                                              } else {
                                                  curElem.css(props);
                                              }
                                          }
                                      };
  
                                      jQuery.fn.extend({
                                          offset: function(options) {
                                              if (arguments.length) {
                                                  return options === undefined ?
                                                      this :
                                                      this.each(function(i) {
                                                          jQuery.offset.setOffset(this, options, i);
                                                      });
                                              }
  
                                              var docElem, win,
                                                  box = {
                                                      top: 0,
                                                      left: 0
                                                  },
                                                  elem = this[0],
                                                  doc = elem && elem.ownerDocument;
  
                                              if (!doc) {
                                                  return;
                                              }
  
                                              docElem = doc.documentElement;
  
                                              // Make sure it's not a disconnected DOM node
                                              if (!jQuery.contains(docElem, elem)) {
                                                  return box;
                                              }
  
                                              // If we don't have gBCR, just use 0,0 rather than error
                                              // BlackBerry 5, iOS 3 (original iPhone)
                                              if (typeof elem.getBoundingClientRect !== "undefined") {
                                                  box = elem.getBoundingClientRect();
                                              }
                                              win = getWindow(doc);
                                              return {
                                                  top: box.top + (win.pageYOffset || docElem.scrollTop) - (docElem.clientTop || 0),
                                                  left: box.left + (win.pageXOffset || docElem.scrollLeft) - (docElem.clientLeft || 0)
                                              };
                                          },
  
                                          position: function() {
                                              if (!this[0]) {
                                                  return;
                                              }
  
                                              var offsetParent, offset,
                                                  parentOffset = {
                                                      top: 0,
                                                      left: 0
                                                  },
                                                  elem = this[0];
  
                                              // Fixed elements are offset from window (parentOffset = {top:0, left: 0},
                                              // because it is its only offset parent
                                              if (jQuery.css(elem, "position") === "fixed") {
  
                                                  // we assume that getBoundingClientRect is available when computed position is fixed
                                                  offset = elem.getBoundingClientRect();
                                              } else {
  
                                                  // Get *real* offsetParent
                                                  offsetParent = this.offsetParent();
  
                                                  // Get correct offsets
                                                  offset = this.offset();
                                                  if (!jQuery.nodeName(offsetParent[0], "html")) {
                                                      parentOffset = offsetParent.offset();
                                                  }
  
                                                  // Add offsetParent borders
                                                  parentOffset.top += jQuery.css(offsetParent[0], "borderTopWidth", true);
                                                  parentOffset.left += jQuery.css(offsetParent[0], "borderLeftWidth", true);
                                              }
  
                                              // Subtract parent offsets and element margins
                                              // note: when an element has margin: auto the offsetLeft and marginLeft
                                              // are the same in Safari causing offset.left to incorrectly be 0
                                              return {
                                                  top: offset.top - parentOffset.top - jQuery.css(elem, "marginTop", true),
                                                  left: offset.left - parentOffset.left - jQuery.css(elem, "marginLeft", true)
                                              };
                                          },
  
                                          offsetParent: function() {
                                              return this.map(function() {
                                                  var offsetParent = this.offsetParent;
  
                                                  while (offsetParent && (!jQuery.nodeName(offsetParent, "html") &&
                                                          jQuery.css(offsetParent, "position") === "static")) {
                                                      offsetParent = offsetParent.offsetParent;
                                                  }
                                                  return offsetParent || documentElement;
                                              });
                                          }
                                      });
  
                                      // Create scrollLeft and scrollTop methods
                                      jQuery.each({
                                          scrollLeft: "pageXOffset",
                                          scrollTop: "pageYOffset"
                                      }, function(method, prop) {
                                          var top = /Y/.test(prop);
  
                                          jQuery.fn[method] = function(val) {
                                              return access(this, function(elem, method, val) {
                                                  var win = getWindow(elem);
  
                                                  if (val === undefined) {
                                                      return win ? (prop in win) ? win[prop] :
                                                          win.document.documentElement[method] :
                                                          elem[method];
                                                  }
  
                                                  if (win) {
                                                      win.scrollTo(!top ? val : jQuery(win).scrollLeft(),
                                                          top ? val : jQuery(win).scrollTop()
                                                      );
  
                                                  } else {
                                                      elem[method] = val;
                                                  }
                                              }, method, val, arguments.length, null);
                                          };
                                      });
  
                                      // Support: Safari<7-8+, Chrome<37-44+
                                      // Add the top/left cssHooks using jQuery.fn.position
                                      // Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
                                      // getComputedStyle returns percent when specified for top/left/bottom/right
                                      // rather than make the css module depend on the offset module, we just check for it here
                                      jQuery.each(["top", "left"], function(i, prop) {
                                          jQuery.cssHooks[prop] = addGetHookIf(support.pixelPosition,
                                              function(elem, computed) {
                                                  if (computed) {
                                                      computed = curCSS(elem, prop);
  
                                                      // if curCSS returns percentage, fallback to offset
                                                      return rnumnonpx.test(computed) ?
                                                          jQuery(elem).position()[prop] + "px" :
                                                          computed;
                                                  }
                                              }
                                          );
                                      });
  
  
                                      // Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
                                      jQuery.each({
                                          Height: "height",
                                          Width: "width"
                                      }, function(name, type) {
                                          jQuery.each({
                                                  padding: "inner" + name,
                                                  content: type,
                                                  "": "outer" + name
                                              },
                                              function(defaultExtra, funcName) {
  
                                                  // margin is only for outerHeight, outerWidth
                                                  jQuery.fn[funcName] = function(margin, value) {
                                                      var chainable = arguments.length && (defaultExtra || typeof margin !== "boolean"),
                                                          extra = defaultExtra || (margin === true || value === true ? "margin" : "border");
  
                                                      return access(this, function(elem, type, value) {
                                                          var doc;
  
                                                          if (jQuery.isWindow(elem)) {
  
                                                              // As of 5/8/2012 this will yield incorrect results for Mobile Safari, but there
                                                              // isn't a whole lot we can do. See pull request at this URL for discussion:
                                                              // https://github.com/jquery/jquery/pull/764
                                                              return elem.document.documentElement["client" + name];
                                                          }
  
                                                          // Get document width or height
                                                          if (elem.nodeType === 9) {
                                                              doc = elem.documentElement;
  
                                                              // Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height],
                                                              // whichever is greatest
                                                              // unfortunately, this causes bug #3838 in IE6/8 only,
                                                              // but there is currently no good, small way to fix it.
                                                              return Math.max(
                                                                  elem.body["scroll" + name], doc["scroll" + name],
                                                                  elem.body["offset" + name], doc["offset" + name],
                                                                  doc["client" + name]
                                                              );
                                                          }
  
                                                          return value === undefined ?
  
                                                              // Get width or height on the element, requesting but not forcing parseFloat
                                                              jQuery.css(elem, type, extra) :
  
                                                              // Set width or height on the element
                                                              jQuery.style(elem, type, value, extra);
                                                      }, type, chainable ? margin : undefined, chainable, null);
                                                  };
                                              });
                                      });
  
  
                                      jQuery.fn.extend({
  
                                          bind: function(types, data, fn) {
                                              return this.on(types, null, data, fn);
                                          },
                                          unbind: function(types, fn) {
                                              return this.off(types, null, fn);
                                          },
  
                                          delegate: function(selector, types, data, fn) {
                                              return this.on(types, selector, data, fn);
                                          },
                                          undelegate: function(selector, types, fn) {
  
                                              // ( namespace ) or ( selector, types [, fn] )
                                              return arguments.length === 1 ?
                                                  this.off(selector, "**") :
                                                  this.off(types, selector || "**", fn);
                                          }
                                      });
  
                                      // The number of elements contained in the matched element set
                                      jQuery.fn.size = function() {
                                          return this.length;
                                      };
  
                                      jQuery.fn.andSelf = jQuery.fn.addBack;
  
  
  
  
                                      // Register as a named AMD module, since jQuery can be concatenated with other
                                      // files that may use define, but not via a proper concatenation script that
                                      // understands anonymous AMD modules. A named AMD is safest and most robust
                                      // way to register. Lowercase jquery is used because AMD module names are
                                      // derived from file names, and jQuery is normally delivered in a lowercase
                                      // file name. Do this after creating the global so that if an AMD module wants
                                      // to call noConflict to hide this version of jQuery, it will work.
  
                                      // Note that for maximum portability, libraries that are not jQuery should
                                      // declare themselves as anonymous modules, and avoid setting a global if an
                                      // AMD loader is present. jQuery is a special case. For more information, see
                                      // https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
  
                                      if (typeof define === "function" && define.amd) {
                                          define("jquery", [], function() {
                                              return jQuery;
                                          });
                                      }
  
  
  
                                      var
  
                                      // Map over jQuery in case of overwrite
                                          _jQuery = window.jQuery,
  
                                          // Map over the $ in case of overwrite
                                          _$ = window.$;
  
                                      jQuery.noConflict = function(deep) {
                                          if (window.$ === jQuery) {
                                              window.$ = _$;
                                          }
  
                                          if (deep && window.jQuery === jQuery) {
                                              window.jQuery = _jQuery;
                                          }
  
                                          return jQuery;
                                      };
  
                                      // Expose jQuery and $ identifiers, even in
                                      // AMD (#7102#comment:10, https://github.com/jquery/jquery/pull/557)
                                      // and CommonJS for browser emulators (#13566)
                                      if (!noGlobal) {
                                          window.jQuery = window.$ = jQuery;
                                      }
  
                                      return jQuery;
                                  }));
  