text: /*! jQuery UI - v1.11.4 - 2015-08-04
  * http://jqueryui.com
  * Includes: core.js, widget.js, position.js, autocomplete.js, menu.js
  * Copyright 2015 jQuery Foundation and other contributors; Licensed MIT */
  
  (function( factory ) {
  	if ( typeof define === "function" && define.amd ) {
  
  		// AMD. Register as an anonymous module.
  		define([ "jquery" ], factory );
  	} else {
  
  		// Browser globals
  		factory( jQuery );
  	}
  }(function( $ ) {
  /*!
   * jQuery UI Core 1.11.4
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   *
   * http://api.jqueryui.com/category/ui-core/
   */
  
  
  // $.ui might exist from components with no dependencies, e.g., $.ui.position
  $.ui = $.ui || {};
  
  $.extend( $.ui, {
  	version: "1.11.4",
  
  	keyCode: {
  		BACKSPACE: 8,
  		COMMA: 188,
  		DELETE: 46,
  		DOWN: 40,
  		END: 35,
  		ENTER: 13,
  		ESCAPE: 27,
  		HOME: 36,
  		LEFT: 37,
  		PAGE_DOWN: 34,
  		PAGE_UP: 33,
  		PERIOD: 190,
  		RIGHT: 39,
  		SPACE: 32,
  		TAB: 9,
  		UP: 38
  	}
  });
  
  // plugins
  $.fn.extend({
  	scrollParent: function( includeHidden ) {
  		var position = this.css( "position" ),
  			excludeStaticParent = position === "absolute",
  			overflowRegex = includeHidden ? /(auto|scroll|hidden)/ : /(auto|scroll)/,
  			scrollParent = this.parents().filter( function() {
  				var parent = $( this );
  				if ( excludeStaticParent && parent.css( "position" ) === "static" ) {
  					return false;
  				}
  				return overflowRegex.test( parent.css( "overflow" ) + parent.css( "overflow-y" ) + parent.css( "overflow-x" ) );
  			}).eq( 0 );
  
  		return position === "fixed" || !scrollParent.length ? $( this[ 0 ].ownerDocument || document ) : scrollParent;
  	},
  
  	uniqueId: (function() {
  		var uuid = 0;
  
  		return function() {
  			return this.each(function() {
  				if ( !this.id ) {
  					this.id = "ui-id-" + ( ++uuid );
  				}
  			});
  		};
  	})(),
  
  	removeUniqueId: function() {
  		return this.each(function() {
  			if ( /^ui-id-\d+$/.test( this.id ) ) {
  				$( this ).removeAttr( "id" );
  			}
  		});
  	}
  });
  
  // selectors
  function focusable( element, isTabIndexNotNaN ) {
  	var map, mapName, img,
  		nodeName = element.nodeName.toLowerCase();
  	if ( "area" === nodeName ) {
  		map = element.parentNode;
  		mapName = map.name;
  		if ( !element.href || !mapName || map.nodeName.toLowerCase() !== "map" ) {
  			return false;
  		}
  		img = $( "img[usemap='#" + mapName + "']" )[ 0 ];
  		return !!img && visible( img );
  	}
  	return ( /^(input|select|textarea|button|object)$/.test( nodeName ) ?
  		!element.disabled :
  		"a" === nodeName ?
  			element.href || isTabIndexNotNaN :
  			isTabIndexNotNaN) &&
  		// the element and all of its ancestors must be visible
  		visible( element );
  }
  
  function visible( element ) {
  	return $.expr.filters.visible( element ) &&
  		!$( element ).parents().addBack().filter(function() {
  			return $.css( this, "visibility" ) === "hidden";
  		}).length;
  }
  
  $.extend( $.expr[ ":" ], {
  	data: $.expr.createPseudo ?
  		$.expr.createPseudo(function( dataName ) {
  			return function( elem ) {
  				return !!$.data( elem, dataName );
  			};
  		}) :
  		// support: jQuery <1.8
  		function( elem, i, match ) {
  			return !!$.data( elem, match[ 3 ] );
  		},
  
  	focusable: function( element ) {
  		return focusable( element, !isNaN( $.attr( element, "tabindex" ) ) );
  	},
  
  	tabbable: function( element ) {
  		var tabIndex = $.attr( element, "tabindex" ),
  			isTabIndexNaN = isNaN( tabIndex );
  		return ( isTabIndexNaN || tabIndex >= 0 ) && focusable( element, !isTabIndexNaN );
  	}
  });
  
  // support: jQuery <1.8
  if ( !$( "<a>" ).outerWidth( 1 ).jquery ) {
  	$.each( [ "Width", "Height" ], function( i, name ) {
  		var side = name === "Width" ? [ "Left", "Right" ] : [ "Top", "Bottom" ],
  			type = name.toLowerCase(),
  			orig = {
  				innerWidth: $.fn.innerWidth,
  				innerHeight: $.fn.innerHeight,
  				outerWidth: $.fn.outerWidth,
  				outerHeight: $.fn.outerHeight
  			};
  
  		function reduce( elem, size, border, margin ) {
  			$.each( side, function() {
  				size -= parseFloat( $.css( elem, "padding" + this ) ) || 0;
  				if ( border ) {
  					size -= parseFloat( $.css( elem, "border" + this + "Width" ) ) || 0;
  				}
  				if ( margin ) {
  					size -= parseFloat( $.css( elem, "margin" + this ) ) || 0;
  				}
  			});
  			return size;
  		}
  
  		$.fn[ "inner" + name ] = function( size ) {
  			if ( size === undefined ) {
  				return orig[ "inner" + name ].call( this );
  			}
  
  			return this.each(function() {
  				$( this ).css( type, reduce( this, size ) + "px" );
  			});
  		};
  
  		$.fn[ "outer" + name] = function( size, margin ) {
  			if ( typeof size !== "number" ) {
  				return orig[ "outer" + name ].call( this, size );
  			}
  
  			return this.each(function() {
  				$( this).css( type, reduce( this, size, true, margin ) + "px" );
  			});
  		};
  	});
  }
  
  // support: jQuery <1.8
  if ( !$.fn.addBack ) {
  	$.fn.addBack = function( selector ) {
  		return this.add( selector == null ?
  			this.prevObject : this.prevObject.filter( selector )
  		);
  	};
  }
  
  // support: jQuery 1.6.1, 1.6.2 (http://bugs.jquery.com/ticket/9413)
  if ( $( "<a>" ).data( "a-b", "a" ).removeData( "a-b" ).data( "a-b" ) ) {
  	$.fn.removeData = (function( removeData ) {
  		return function( key ) {
  			if ( arguments.length ) {
  				return removeData.call( this, $.camelCase( key ) );
  			} else {
  				return removeData.call( this );
  			}
  		};
  	})( $.fn.removeData );
  }
  
  // deprecated
  $.ui.ie = !!/msie [\w.]+/.exec( navigator.userAgent.toLowerCase() );
  
  $.fn.extend({
  	focus: (function( orig ) {
  		return function( delay, fn ) {
  			return typeof delay === "number" ?
  				this.each(function() {
  					var elem = this;
  					setTimeout(function() {
  						$( elem ).focus();
  						if ( fn ) {
  							fn.call( elem );
  						}
  					}, delay );
  				}) :
  				orig.apply( this, arguments );
  		};
  	})( $.fn.focus ),
  
  	disableSelection: (function() {
  		var eventType = "onselectstart" in document.createElement( "div" ) ?
  			"selectstart" :
  			"mousedown";
  
  		return function() {
  			return this.bind( eventType + ".ui-disableSelection", function( event ) {
  				event.preventDefault();
  			});
  		};
  	})(),
  
  	enableSelection: function() {
  		return this.unbind( ".ui-disableSelection" );
  	},
  
  	zIndex: function( zIndex ) {
  		if ( zIndex !== undefined ) {
  			return this.css( "zIndex", zIndex );
  		}
  
  		if ( this.length ) {
  			var elem = $( this[ 0 ] ), position, value;
  			while ( elem.length && elem[ 0 ] !== document ) {
  				// Ignore z-index if position is set to a value where z-index is ignored by the browser
  				// This makes behavior of this function consistent across browsers
  				// WebKit always returns auto if the element is positioned
  				position = elem.css( "position" );
  				if ( position === "absolute" || position === "relative" || position === "fixed" ) {
  					// IE returns 0 when zIndex is not specified
  					// other browsers return a string
  					// we ignore the case of nested elements with an explicit value of 0
  					// <div style="z-index: -10;"><div style="z-index: 0;"></div></div>
  					value = parseInt( elem.css( "zIndex" ), 10 );
  					if ( !isNaN( value ) && value !== 0 ) {
  						return value;
  					}
  				}
  				elem = elem.parent();
  			}
  		}
  
  		return 0;
  	}
  });
  
  // $.ui.plugin is deprecated. Use $.widget() extensions instead.
  $.ui.plugin = {
  	add: function( module, option, set ) {
  		var i,
  			proto = $.ui[ module ].prototype;
  		for ( i in set ) {
  			proto.plugins[ i ] = proto.plugins[ i ] || [];
  			proto.plugins[ i ].push( [ option, set[ i ] ] );
  		}
  	},
  	call: function( instance, name, args, allowDisconnected ) {
  		var i,
  			set = instance.plugins[ name ];
  
  		if ( !set ) {
  			return;
  		}
  
  		if ( !allowDisconnected && ( !instance.element[ 0 ].parentNode || instance.element[ 0 ].parentNode.nodeType === 11 ) ) {
  			return;
  		}
  
  		for ( i = 0; i < set.length; i++ ) {
  			if ( instance.options[ set[ i ][ 0 ] ] ) {
  				set[ i ][ 1 ].apply( instance.element, args );
  			}
  		}
  	}
  };
  
  
  /*!
   * jQuery UI Widget 1.11.4
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   *
   * http://api.jqueryui.com/jQuery.widget/
   */
  
  
  var widget_uuid = 0,
  	widget_slice = Array.prototype.slice;
  
  $.cleanData = (function( orig ) {
  	return function( elems ) {
  		var events, elem, i;
  		for ( i = 0; (elem = elems[i]) != null; i++ ) {
  			try {
  
  				// Only trigger remove when necessary to save time
  				events = $._data( elem, "events" );
  				if ( events && events.remove ) {
  					$( elem ).triggerHandler( "remove" );
  				}
  
  			// http://bugs.jquery.com/ticket/8235
  			} catch ( e ) {}
  		}
  		orig( elems );
  	};
  })( $.cleanData );
  
  $.widget = function( name, base, prototype ) {
  	var fullName, existingConstructor, constructor, basePrototype,
  		// proxiedPrototype allows the provided prototype to remain unmodified
  		// so that it can be used as a mixin for multiple widgets (#8876)
  		proxiedPrototype = {},
  		namespace = name.split( "." )[ 0 ];
  
  	name = name.split( "." )[ 1 ];
  	fullName = namespace + "-" + name;
  
  	if ( !prototype ) {
  		prototype = base;
  		base = $.Widget;
  	}
  
  	// create selector for plugin
  	$.expr[ ":" ][ fullName.toLowerCase() ] = function( elem ) {
  		return !!$.data( elem, fullName );
  	};
  
  	$[ namespace ] = $[ namespace ] || {};
  	existingConstructor = $[ namespace ][ name ];
  	constructor = $[ namespace ][ name ] = function( options, element ) {
  		// allow instantiation without "new" keyword
  		if ( !this._createWidget ) {
  			return new constructor( options, element );
  		}
  
  		// allow instantiation without initializing for simple inheritance
  		// must use "new" keyword (the code above always passes args)
  		if ( arguments.length ) {
  			this._createWidget( options, element );
  		}
  	};
  	// extend with the existing constructor to carry over any static properties
  	$.extend( constructor, existingConstructor, {
  		version: prototype.version,
  		// copy the object used to create the prototype in case we need to
  		// redefine the widget later
  		_proto: $.extend( {}, prototype ),
  		// track widgets that inherit from this widget in case this widget is
  		// redefined after a widget inherits from it
  		_childConstructors: []
  	});
  
  	basePrototype = new base();
  	// we need to make the options hash a property directly on the new instance
  	// otherwise we'll modify the options hash on the prototype that we're
  	// inheriting from
  	basePrototype.options = $.widget.extend( {}, basePrototype.options );
  	$.each( prototype, function( prop, value ) {
  		if ( !$.isFunction( value ) ) {
  			proxiedPrototype[ prop ] = value;
  			return;
  		}
  		proxiedPrototype[ prop ] = (function() {
  			var _super = function() {
  					return base.prototype[ prop ].apply( this, arguments );
  				},
  				_superApply = function( args ) {
  					return base.prototype[ prop ].apply( this, args );
  				};
  			return function() {
  				var __super = this._super,
  					__superApply = this._superApply,
  					returnValue;
  
  				this._super = _super;
  				this._superApply = _superApply;
  
  				returnValue = value.apply( this, arguments );
  
  				this._super = __super;
  				this._superApply = __superApply;
  
  				return returnValue;
  			};
  		})();
  	});
  	constructor.prototype = $.widget.extend( basePrototype, {
  		// TODO: remove support for widgetEventPrefix
  		// always use the name + a colon as the prefix, e.g., draggable:start
  		// don't prefix for widgets that aren't DOM-based
  		widgetEventPrefix: existingConstructor ? (basePrototype.widgetEventPrefix || name) : name
  	}, proxiedPrototype, {
  		constructor: constructor,
  		namespace: namespace,
  		widgetName: name,
  		widgetFullName: fullName
  	});
  
  	// If this widget is being redefined then we need to find all widgets that
  	// are inheriting from it and redefine all of them so that they inherit from
  	// the new version of this widget. We're essentially trying to replace one
  	// level in the prototype chain.
  	if ( existingConstructor ) {
  		$.each( existingConstructor._childConstructors, function( i, child ) {
  			var childPrototype = child.prototype;
  
  			// redefine the child widget using the same prototype that was
  			// originally used, but inherit from the new version of the base
  			$.widget( childPrototype.namespace + "." + childPrototype.widgetName, constructor, child._proto );
  		});
  		// remove the list of existing child constructors from the old constructor
  		// so the old child constructors can be garbage collected
  		delete existingConstructor._childConstructors;
  	} else {
  		base._childConstructors.push( constructor );
  	}
  
  	$.widget.bridge( name, constructor );
  
  	return constructor;
  };
  
  $.widget.extend = function( target ) {
  	var input = widget_slice.call( arguments, 1 ),
  		inputIndex = 0,
  		inputLength = input.length,
  		key,
  		value;
  	for ( ; inputIndex < inputLength; inputIndex++ ) {
  		for ( key in input[ inputIndex ] ) {
  			value = input[ inputIndex ][ key ];
  			if ( input[ inputIndex ].hasOwnProperty( key ) && value !== undefined ) {
  				// Clone objects
  				if ( $.isPlainObject( value ) ) {
  					target[ key ] = $.isPlainObject( target[ key ] ) ?
  						$.widget.extend( {}, target[ key ], value ) :
  						// Don't extend strings, arrays, etc. with objects
  						$.widget.extend( {}, value );
  				// Copy everything else by reference
  				} else {
  					target[ key ] = value;
  				}
  			}
  		}
  	}
  	return target;
  };
  
  $.widget.bridge = function( name, object ) {
  	var fullName = object.prototype.widgetFullName || name;
  	$.fn[ name ] = function( options ) {
  		var isMethodCall = typeof options === "string",
  			args = widget_slice.call( arguments, 1 ),
  			returnValue = this;
  
  		if ( isMethodCall ) {
  			this.each(function() {
  				var methodValue,
  					instance = $.data( this, fullName );
  				if ( options === "instance" ) {
  					returnValue = instance;
  					return false;
  				}
  				if ( !instance ) {
  					return $.error( "cannot call methods on " + name + " prior to initialization; " +
  						"attempted to call method '" + options + "'" );
  				}
  				if ( !$.isFunction( instance[options] ) || options.charAt( 0 ) === "_" ) {
  					return $.error( "no such method '" + options + "' for " + name + " widget instance" );
  				}
  				methodValue = instance[ options ].apply( instance, args );
  				if ( methodValue !== instance && methodValue !== undefined ) {
  					returnValue = methodValue && methodValue.jquery ?
  						returnValue.pushStack( methodValue.get() ) :
  						methodValue;
  					return false;
  				}
  			});
  		} else {
  
  			// Allow multiple hashes to be passed on init
  			if ( args.length ) {
  				options = $.widget.extend.apply( null, [ options ].concat(args) );
  			}
  
  			this.each(function() {
  				var instance = $.data( this, fullName );
  				if ( instance ) {
  					instance.option( options || {} );
  					if ( instance._init ) {
  						instance._init();
  					}
  				} else {
  					$.data( this, fullName, new object( options, this ) );
  				}
  			});
  		}
  
  		return returnValue;
  	};
  };
  
  $.Widget = function( /* options, element */ ) {};
  $.Widget._childConstructors = [];
  
  $.Widget.prototype = {
  	widgetName: "widget",
  	widgetEventPrefix: "",
  	defaultElement: "<div>",
  	options: {
  		disabled: false,
  
  		// callbacks
  		create: null
  	},
  	_createWidget: function( options, element ) {
  		element = $( element || this.defaultElement || this )[ 0 ];
  		this.element = $( element );
  		this.uuid = widget_uuid++;
  		this.eventNamespace = "." + this.widgetName + this.uuid;
  
  		this.bindings = $();
  		this.hoverable = $();
  		this.focusable = $();
  
  		if ( element !== this ) {
  			$.data( element, this.widgetFullName, this );
  			this._on( true, this.element, {
  				remove: function( event ) {
  					if ( event.target === element ) {
  						this.destroy();
  					}
  				}
  			});
  			this.document = $( element.style ?
  				// element within the document
  				element.ownerDocument :
  				// element is window or document
  				element.document || element );
  			this.window = $( this.document[0].defaultView || this.document[0].parentWindow );
  		}
  
  		this.options = $.widget.extend( {},
  			this.options,
  			this._getCreateOptions(),
  			options );
  
  		this._create();
  		this._trigger( "create", null, this._getCreateEventData() );
  		this._init();
  	},
  	_getCreateOptions: $.noop,
  	_getCreateEventData: $.noop,
  	_create: $.noop,
  	_init: $.noop,
  
  	destroy: function() {
  		this._destroy();
  		// we can probably remove the unbind calls in 2.0
  		// all event bindings should go through this._on()
  		this.element
  			.unbind( this.eventNamespace )
  			.removeData( this.widgetFullName )
  			// support: jquery <1.6.3
  			// http://bugs.jquery.com/ticket/9413
  			.removeData( $.camelCase( this.widgetFullName ) );
  		this.widget()
  			.unbind( this.eventNamespace )
  			.removeAttr( "aria-disabled" )
  			.removeClass(
  				this.widgetFullName + "-disabled " +
  				"ui-state-disabled" );
  
  		// clean up events and states
  		this.bindings.unbind( this.eventNamespace );
  		this.hoverable.removeClass( "ui-state-hover" );
  		this.focusable.removeClass( "ui-state-focus" );
  	},
  	_destroy: $.noop,
  
  	widget: function() {
  		return this.element;
  	},
  
  	option: function( key, value ) {
  		var options = key,
  			parts,
  			curOption,
  			i;
  
  		if ( arguments.length === 0 ) {
  			// don't return a reference to the internal hash
  			return $.widget.extend( {}, this.options );
  		}
  
  		if ( typeof key === "string" ) {
  			// handle nested keys, e.g., "foo.bar" => { foo: { bar: ___ } }
  			options = {};
  			parts = key.split( "." );
  			key = parts.shift();
  			if ( parts.length ) {
  				curOption = options[ key ] = $.widget.extend( {}, this.options[ key ] );
  				for ( i = 0; i < parts.length - 1; i++ ) {
  					curOption[ parts[ i ] ] = curOption[ parts[ i ] ] || {};
  					curOption = curOption[ parts[ i ] ];
  				}
  				key = parts.pop();
  				if ( arguments.length === 1 ) {
  					return curOption[ key ] === undefined ? null : curOption[ key ];
  				}
  				curOption[ key ] = value;
  			} else {
  				if ( arguments.length === 1 ) {
  					return this.options[ key ] === undefined ? null : this.options[ key ];
  				}
  				options[ key ] = value;
  			}
  		}
  
  		this._setOptions( options );
  
  		return this;
  	},
  	_setOptions: function( options ) {
  		var key;
  
  		for ( key in options ) {
  			this._setOption( key, options[ key ] );
  		}
  
  		return this;
  	},
  	_setOption: function( key, value ) {
  		this.options[ key ] = value;
  
  		if ( key === "disabled" ) {
  			this.widget()
  				.toggleClass( this.widgetFullName + "-disabled", !!value );
  
  			// If the widget is becoming disabled, then nothing is interactive
  			if ( value ) {
  				this.hoverable.removeClass( "ui-state-hover" );
  				this.focusable.removeClass( "ui-state-focus" );
  			}
  		}
  
  		return this;
  	},
  
  	enable: function() {
  		return this._setOptions({ disabled: false });
  	},
  	disable: function() {
  		return this._setOptions({ disabled: true });
  	},
  
  	_on: function( suppressDisabledCheck, element, handlers ) {
  		var delegateElement,
  			instance = this;
  
  		// no suppressDisabledCheck flag, shuffle arguments
  		if ( typeof suppressDisabledCheck !== "boolean" ) {
  			handlers = element;
  			element = suppressDisabledCheck;
  			suppressDisabledCheck = false;
  		}
  
  		// no element argument, shuffle and use this.element
  		if ( !handlers ) {
  			handlers = element;
  			element = this.element;
  			delegateElement = this.widget();
  		} else {
  			element = delegateElement = $( element );
  			this.bindings = this.bindings.add( element );
  		}
  
  		$.each( handlers, function( event, handler ) {
  			function handlerProxy() {
  				// allow widgets to customize the disabled handling
  				// - disabled as an array instead of boolean
  				// - disabled class as method for disabling individual parts
  				if ( !suppressDisabledCheck &&
  						( instance.options.disabled === true ||
  							$( this ).hasClass( "ui-state-disabled" ) ) ) {
  					return;
  				}
  				return ( typeof handler === "string" ? instance[ handler ] : handler )
  					.apply( instance, arguments );
  			}
  
  			// copy the guid so direct unbinding works
  			if ( typeof handler !== "string" ) {
  				handlerProxy.guid = handler.guid =
  					handler.guid || handlerProxy.guid || $.guid++;
  			}
  
  			var match = event.match( /^([\w:-]*)\s*(.*)$/ ),
  				eventName = match[1] + instance.eventNamespace,
  				selector = match[2];
  			if ( selector ) {
  				delegateElement.delegate( selector, eventName, handlerProxy );
  			} else {
  				element.bind( eventName, handlerProxy );
  			}
  		});
  	},
  
  	_off: function( element, eventName ) {
  		eventName = (eventName || "").split( " " ).join( this.eventNamespace + " " ) +
  			this.eventNamespace;
  		element.unbind( eventName ).undelegate( eventName );
  
  		// Clear the stack to avoid memory leaks (#10056)
  		this.bindings = $( this.bindings.not( element ).get() );
  		this.focusable = $( this.focusable.not( element ).get() );
  		this.hoverable = $( this.hoverable.not( element ).get() );
  	},
  
  	_delay: function( handler, delay ) {
  		function handlerProxy() {
  			return ( typeof handler === "string" ? instance[ handler ] : handler )
  				.apply( instance, arguments );
  		}
  		var instance = this;
  		return setTimeout( handlerProxy, delay || 0 );
  	},
  
  	_hoverable: function( element ) {
  		this.hoverable = this.hoverable.add( element );
  		this._on( element, {
  			mouseenter: function( event ) {
  				$( event.currentTarget ).addClass( "ui-state-hover" );
  			},
  			mouseleave: function( event ) {
  				$( event.currentTarget ).removeClass( "ui-state-hover" );
  			}
  		});
  	},
  
  	_focusable: function( element ) {
  		this.focusable = this.focusable.add( element );
  		this._on( element, {
  			focusin: function( event ) {
  				$( event.currentTarget ).addClass( "ui-state-focus" );
  			},
  			focusout: function( event ) {
  				$( event.currentTarget ).removeClass( "ui-state-focus" );
  			}
  		});
  	},
  
  	_trigger: function( type, event, data ) {
  		var prop, orig,
  			callback = this.options[ type ];
  
  		data = data || {};
  		event = $.Event( event );
  		event.type = ( type === this.widgetEventPrefix ?
  			type :
  			this.widgetEventPrefix + type ).toLowerCase();
  		// the original event may come from any element
  		// so we need to reset the target on the new event
  		event.target = this.element[ 0 ];
  
  		// copy original event properties over to the new event
  		orig = event.originalEvent;
  		if ( orig ) {
  			for ( prop in orig ) {
  				if ( !( prop in event ) ) {
  					event[ prop ] = orig[ prop ];
  				}
  			}
  		}
  
  		this.element.trigger( event, data );
  		return !( $.isFunction( callback ) &&
  			callback.apply( this.element[0], [ event ].concat( data ) ) === false ||
  			event.isDefaultPrevented() );
  	}
  };
  
  $.each( { show: "fadeIn", hide: "fadeOut" }, function( method, defaultEffect ) {
  	$.Widget.prototype[ "_" + method ] = function( element, options, callback ) {
  		if ( typeof options === "string" ) {
  			options = { effect: options };
  		}
  		var hasOptions,
  			effectName = !options ?
  				method :
  				options === true || typeof options === "number" ?
  					defaultEffect :
  					options.effect || defaultEffect;
  		options = options || {};
  		if ( typeof options === "number" ) {
  			options = { duration: options };
  		}
  		hasOptions = !$.isEmptyObject( options );
  		options.complete = callback;
  		if ( options.delay ) {
  			element.delay( options.delay );
  		}
  		if ( hasOptions && $.effects && $.effects.effect[ effectName ] ) {
  			element[ method ]( options );
  		} else if ( effectName !== method && element[ effectName ] ) {
  			element[ effectName ]( options.duration, options.easing, callback );
  		} else {
  			element.queue(function( next ) {
  				$( this )[ method ]();
  				if ( callback ) {
  					callback.call( element[ 0 ] );
  				}
  				next();
  			});
  		}
  	};
  });
  
  var widget = $.widget;
  
  
  /*!
   * jQuery UI Position 1.11.4
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   *
   * http://api.jqueryui.com/position/
   */
  
  (function() {
  
  $.ui = $.ui || {};
  
  var cachedScrollbarWidth, supportsOffsetFractions,
  	max = Math.max,
  	abs = Math.abs,
  	round = Math.round,
  	rhorizontal = /left|center|right/,
  	rvertical = /top|center|bottom/,
  	roffset = /[\+\-]\d+(\.[\d]+)?%?/,
  	rposition = /^\w+/,
  	rpercent = /%$/,
  	_position = $.fn.position;
  
  function getOffsets( offsets, width, height ) {
  	return [
  		parseFloat( offsets[ 0 ] ) * ( rpercent.test( offsets[ 0 ] ) ? width / 100 : 1 ),
  		parseFloat( offsets[ 1 ] ) * ( rpercent.test( offsets[ 1 ] ) ? height / 100 : 1 )
  	];
  }
  
  function parseCss( element, property ) {
  	return parseInt( $.css( element, property ), 10 ) || 0;
  }
  
  function getDimensions( elem ) {
  	var raw = elem[0];
  	if ( raw.nodeType === 9 ) {
  		return {
  			width: elem.width(),
  			height: elem.height(),
  			offset: { top: 0, left: 0 }
  		};
  	}
  	if ( $.isWindow( raw ) ) {
  		return {
  			width: elem.width(),
  			height: elem.height(),
  			offset: { top: elem.scrollTop(), left: elem.scrollLeft() }
  		};
  	}
  	if ( raw.preventDefault ) {
  		return {
  			width: 0,
  			height: 0,
  			offset: { top: raw.pageY, left: raw.pageX }
  		};
  	}
  	return {
  		width: elem.outerWidth(),
  		height: elem.outerHeight(),
  		offset: elem.offset()
  	};
  }
  
  $.position = {
  	scrollbarWidth: function() {
  		if ( cachedScrollbarWidth !== undefined ) {
  			return cachedScrollbarWidth;
  		}
  		var w1, w2,
  			div = $( "<div style='display:block;position:absolute;width:50px;height:50px;overflow:hidden;'><div style='height:100px;width:auto;'></div></div>" ),
  			innerDiv = div.children()[0];
  
  		$( "body" ).append( div );
  		w1 = innerDiv.offsetWidth;
  		div.css( "overflow", "scroll" );
  
  		w2 = innerDiv.offsetWidth;
  
  		if ( w1 === w2 ) {
  			w2 = div[0].clientWidth;
  		}
  
  		div.remove();
  
  		return (cachedScrollbarWidth = w1 - w2);
  	},
  	getScrollInfo: function( within ) {
  		var overflowX = within.isWindow || within.isDocument ? "" :
  				within.element.css( "overflow-x" ),
  			overflowY = within.isWindow || within.isDocument ? "" :
  				within.element.css( "overflow-y" ),
  			hasOverflowX = overflowX === "scroll" ||
  				( overflowX === "auto" && within.width < within.element[0].scrollWidth ),
  			hasOverflowY = overflowY === "scroll" ||
  				( overflowY === "auto" && within.height < within.element[0].scrollHeight );
  		return {
  			width: hasOverflowY ? $.position.scrollbarWidth() : 0,
  			height: hasOverflowX ? $.position.scrollbarWidth() : 0
  		};
  	},
  	getWithinInfo: function( element ) {
  		var withinElement = $( element || window ),
  			isWindow = $.isWindow( withinElement[0] ),
  			isDocument = !!withinElement[ 0 ] && withinElement[ 0 ].nodeType === 9;
  		return {
  			element: withinElement,
  			isWindow: isWindow,
  			isDocument: isDocument,
  			offset: withinElement.offset() || { left: 0, top: 0 },
  			scrollLeft: withinElement.scrollLeft(),
  			scrollTop: withinElement.scrollTop(),
  
  			// support: jQuery 1.6.x
  			// jQuery 1.6 doesn't support .outerWidth/Height() on documents or windows
  			width: isWindow || isDocument ? withinElement.width() : withinElement.outerWidth(),
  			height: isWindow || isDocument ? withinElement.height() : withinElement.outerHeight()
  		};
  	}
  };
  
  $.fn.position = function( options ) {
  	if ( !options || !options.of ) {
  		return _position.apply( this, arguments );
  	}
  
  	// make a copy, we don't want to modify arguments
  	options = $.extend( {}, options );
  
  	var atOffset, targetWidth, targetHeight, targetOffset, basePosition, dimensions,
  		target = $( options.of ),
  		within = $.position.getWithinInfo( options.within ),
  		scrollInfo = $.position.getScrollInfo( within ),
  		collision = ( options.collision || "flip" ).split( " " ),
  		offsets = {};
  
  	dimensions = getDimensions( target );
  	if ( target[0].preventDefault ) {
  		// force left top to allow flipping
  		options.at = "left top";
  	}
  	targetWidth = dimensions.width;
  	targetHeight = dimensions.height;
  	targetOffset = dimensions.offset;
  	// clone to reuse original targetOffset later
  	basePosition = $.extend( {}, targetOffset );
  
  	// force my and at to have valid horizontal and vertical positions
  	// if a value is missing or invalid, it will be converted to center
  	$.each( [ "my", "at" ], function() {
  		var pos = ( options[ this ] || "" ).split( " " ),
  			horizontalOffset,
  			verticalOffset;
  
  		if ( pos.length === 1) {
  			pos = rhorizontal.test( pos[ 0 ] ) ?
  				pos.concat( [ "center" ] ) :
  				rvertical.test( pos[ 0 ] ) ?
  					[ "center" ].concat( pos ) :
  					[ "center", "center" ];
  		}
  		pos[ 0 ] = rhorizontal.test( pos[ 0 ] ) ? pos[ 0 ] : "center";
  		pos[ 1 ] = rvertical.test( pos[ 1 ] ) ? pos[ 1 ] : "center";
  
  		// calculate offsets
  		horizontalOffset = roffset.exec( pos[ 0 ] );
  		verticalOffset = roffset.exec( pos[ 1 ] );
  		offsets[ this ] = [
  			horizontalOffset ? horizontalOffset[ 0 ] : 0,
  			verticalOffset ? verticalOffset[ 0 ] : 0
  		];
  
  		// reduce to just the positions without the offsets
  		options[ this ] = [
  			rposition.exec( pos[ 0 ] )[ 0 ],
  			rposition.exec( pos[ 1 ] )[ 0 ]
  		];
  	});
  
  	// normalize collision option
  	if ( collision.length === 1 ) {
  		collision[ 1 ] = collision[ 0 ];
  	}
  
  	if ( options.at[ 0 ] === "right" ) {
  		basePosition.left += targetWidth;
  	} else if ( options.at[ 0 ] === "center" ) {
  		basePosition.left += targetWidth / 2;
  	}
  
  	if ( options.at[ 1 ] === "bottom" ) {
  		basePosition.top += targetHeight;
  	} else if ( options.at[ 1 ] === "center" ) {
  		basePosition.top += targetHeight / 2;
  	}
  
  	atOffset = getOffsets( offsets.at, targetWidth, targetHeight );
  	basePosition.left += atOffset[ 0 ];
  	basePosition.top += atOffset[ 1 ];
  
  	return this.each(function() {
  		var collisionPosition, using,
  			elem = $( this ),
  			elemWidth = elem.outerWidth(),
  			elemHeight = elem.outerHeight(),
  			marginLeft = parseCss( this, "marginLeft" ),
  			marginTop = parseCss( this, "marginTop" ),
  			collisionWidth = elemWidth + marginLeft + parseCss( this, "marginRight" ) + scrollInfo.width,
  			collisionHeight = elemHeight + marginTop + parseCss( this, "marginBottom" ) + scrollInfo.height,
  			position = $.extend( {}, basePosition ),
  			myOffset = getOffsets( offsets.my, elem.outerWidth(), elem.outerHeight() );
  
  		if ( options.my[ 0 ] === "right" ) {
  			position.left -= elemWidth;
  		} else if ( options.my[ 0 ] === "center" ) {
  			position.left -= elemWidth / 2;
  		}
  
  		if ( options.my[ 1 ] === "bottom" ) {
  			position.top -= elemHeight;
  		} else if ( options.my[ 1 ] === "center" ) {
  			position.top -= elemHeight / 2;
  		}
  
  		position.left += myOffset[ 0 ];
  		position.top += myOffset[ 1 ];
  
  		// if the browser doesn't support fractions, then round for consistent results
  		if ( !supportsOffsetFractions ) {
  			position.left = round( position.left );
  			position.top = round( position.top );
  		}
  
  		collisionPosition = {
  			marginLeft: marginLeft,
  			marginTop: marginTop
  		};
  
  		$.each( [ "left", "top" ], function( i, dir ) {
  			if ( $.ui.position[ collision[ i ] ] ) {
  				$.ui.position[ collision[ i ] ][ dir ]( position, {
  					targetWidth: targetWidth,
  					targetHeight: targetHeight,
  					elemWidth: elemWidth,
  					elemHeight: elemHeight,
  					collisionPosition: collisionPosition,
  					collisionWidth: collisionWidth,
  					collisionHeight: collisionHeight,
  					offset: [ atOffset[ 0 ] + myOffset[ 0 ], atOffset [ 1 ] + myOffset[ 1 ] ],
  					my: options.my,
  					at: options.at,
  					within: within,
  					elem: elem
  				});
  			}
  		});
  
  		if ( options.using ) {
  			// adds feedback as second argument to using callback, if present
  			using = function( props ) {
  				var left = targetOffset.left - position.left,
  					right = left + targetWidth - elemWidth,
  					top = targetOffset.top - position.top,
  					bottom = top + targetHeight - elemHeight,
  					feedback = {
  						target: {
  							element: target,
  							left: targetOffset.left,
  							top: targetOffset.top,
  							width: targetWidth,
  							height: targetHeight
  						},
  						element: {
  							element: elem,
  							left: position.left,
  							top: position.top,
  							width: elemWidth,
  							height: elemHeight
  						},
  						horizontal: right < 0 ? "left" : left > 0 ? "right" : "center",
  						vertical: bottom < 0 ? "top" : top > 0 ? "bottom" : "middle"
  					};
  				if ( targetWidth < elemWidth && abs( left + right ) < targetWidth ) {
  					feedback.horizontal = "center";
  				}
  				if ( targetHeight < elemHeight && abs( top + bottom ) < targetHeight ) {
  					feedback.vertical = "middle";
  				}
  				if ( max( abs( left ), abs( right ) ) > max( abs( top ), abs( bottom ) ) ) {
  					feedback.important = "horizontal";
  				} else {
  					feedback.important = "vertical";
  				}
  				options.using.call( this, props, feedback );
  			};
  		}
  
  		elem.offset( $.extend( position, { using: using } ) );
  	});
  };
  
  $.ui.position = {
  	fit: {
  		left: function( position, data ) {
  			var within = data.within,
  				withinOffset = within.isWindow ? within.scrollLeft : within.offset.left,
  				outerWidth = within.width,
  				collisionPosLeft = position.left - data.collisionPosition.marginLeft,
  				overLeft = withinOffset - collisionPosLeft,
  				overRight = collisionPosLeft + data.collisionWidth - outerWidth - withinOffset,
  				newOverRight;
  
  			// element is wider than within
  			if ( data.collisionWidth > outerWidth ) {
  				// element is initially over the left side of within
  				if ( overLeft > 0 && overRight <= 0 ) {
  					newOverRight = position.left + overLeft + data.collisionWidth - outerWidth - withinOffset;
  					position.left += overLeft - newOverRight;
  				// element is initially over right side of within
  				} else if ( overRight > 0 && overLeft <= 0 ) {
  					position.left = withinOffset;
  				// element is initially over both left and right sides of within
  				} else {
  					if ( overLeft > overRight ) {
  						position.left = withinOffset + outerWidth - data.collisionWidth;
  					} else {
  						position.left = withinOffset;
  					}
  				}
  			// too far left -> align with left edge
  			} else if ( overLeft > 0 ) {
  				position.left += overLeft;
  			// too far right -> align with right edge
  			} else if ( overRight > 0 ) {
  				position.left -= overRight;
  			// adjust based on position and margin
  			} else {
  				position.left = max( position.left - collisionPosLeft, position.left );
  			}
  		},
  		top: function( position, data ) {
  			var within = data.within,
  				withinOffset = within.isWindow ? within.scrollTop : within.offset.top,
  				outerHeight = data.within.height,
  				collisionPosTop = position.top - data.collisionPosition.marginTop,
  				overTop = withinOffset - collisionPosTop,
  				overBottom = collisionPosTop + data.collisionHeight - outerHeight - withinOffset,
  				newOverBottom;
  
  			// element is taller than within
  			if ( data.collisionHeight > outerHeight ) {
  				// element is initially over the top of within
  				if ( overTop > 0 && overBottom <= 0 ) {
  					newOverBottom = position.top + overTop + data.collisionHeight - outerHeight - withinOffset;
  					position.top += overTop - newOverBottom;
  				// element is initially over bottom of within
  				} else if ( overBottom > 0 && overTop <= 0 ) {
  					position.top = withinOffset;
  				// element is initially over both top and bottom of within
  				} else {
  					if ( overTop > overBottom ) {
  						position.top = withinOffset + outerHeight - data.collisionHeight;
  					} else {
  						position.top = withinOffset;
  					}
  				}
  			// too far up -> align with top
  			} else if ( overTop > 0 ) {
  				position.top += overTop;
  			// too far down -> align with bottom edge
  			} else if ( overBottom > 0 ) {
  				position.top -= overBottom;
  			// adjust based on position and margin
  			} else {
  				position.top = max( position.top - collisionPosTop, position.top );
  			}
  		}
  	},
  	flip: {
  		left: function( position, data ) {
  			var within = data.within,
  				withinOffset = within.offset.left + within.scrollLeft,
  				outerWidth = within.width,
  				offsetLeft = within.isWindow ? within.scrollLeft : within.offset.left,
  				collisionPosLeft = position.left - data.collisionPosition.marginLeft,
  				overLeft = collisionPosLeft - offsetLeft,
  				overRight = collisionPosLeft + data.collisionWidth - outerWidth - offsetLeft,
  				myOffset = data.my[ 0 ] === "left" ?
  					-data.elemWidth :
  					data.my[ 0 ] === "right" ?
  						data.elemWidth :
  						0,
  				atOffset = data.at[ 0 ] === "left" ?
  					data.targetWidth :
  					data.at[ 0 ] === "right" ?
  						-data.targetWidth :
  						0,
  				offset = -2 * data.offset[ 0 ],
  				newOverRight,
  				newOverLeft;
  
  			if ( overLeft < 0 ) {
  				newOverRight = position.left + myOffset + atOffset + offset + data.collisionWidth - outerWidth - withinOffset;
  				if ( newOverRight < 0 || newOverRight < abs( overLeft ) ) {
  					position.left += myOffset + atOffset + offset;
  				}
  			} else if ( overRight > 0 ) {
  				newOverLeft = position.left - data.collisionPosition.marginLeft + myOffset + atOffset + offset - offsetLeft;
  				if ( newOverLeft > 0 || abs( newOverLeft ) < overRight ) {
  					position.left += myOffset + atOffset + offset;
  				}
  			}
  		},
  		top: function( position, data ) {
  			var within = data.within,
  				withinOffset = within.offset.top + within.scrollTop,
  				outerHeight = within.height,
  				offsetTop = within.isWindow ? within.scrollTop : within.offset.top,
  				collisionPosTop = position.top - data.collisionPosition.marginTop,
  				overTop = collisionPosTop - offsetTop,
  				overBottom = collisionPosTop + data.collisionHeight - outerHeight - offsetTop,
  				top = data.my[ 1 ] === "top",
  				myOffset = top ?
  					-data.elemHeight :
  					data.my[ 1 ] === "bottom" ?
  						data.elemHeight :
  						0,
  				atOffset = data.at[ 1 ] === "top" ?
  					data.targetHeight :
  					data.at[ 1 ] === "bottom" ?
  						-data.targetHeight :
  						0,
  				offset = -2 * data.offset[ 1 ],
  				newOverTop,
  				newOverBottom;
  			if ( overTop < 0 ) {
  				newOverBottom = position.top + myOffset + atOffset + offset + data.collisionHeight - outerHeight - withinOffset;
  				if ( newOverBottom < 0 || newOverBottom < abs( overTop ) ) {
  					position.top += myOffset + atOffset + offset;
  				}
  			} else if ( overBottom > 0 ) {
  				newOverTop = position.top - data.collisionPosition.marginTop + myOffset + atOffset + offset - offsetTop;
  				if ( newOverTop > 0 || abs( newOverTop ) < overBottom ) {
  					position.top += myOffset + atOffset + offset;
  				}
  			}
  		}
  	},
  	flipfit: {
  		left: function() {
  			$.ui.position.flip.left.apply( this, arguments );
  			$.ui.position.fit.left.apply( this, arguments );
  		},
  		top: function() {
  			$.ui.position.flip.top.apply( this, arguments );
  			$.ui.position.fit.top.apply( this, arguments );
  		}
  	}
  };
  
  // fraction support test
  (function() {
  	var testElement, testElementParent, testElementStyle, offsetLeft, i,
  		body = document.getElementsByTagName( "body" )[ 0 ],
  		div = document.createElement( "div" );
  
  	//Create a "fake body" for testing based on method used in jQuery.support
  	testElement = document.createElement( body ? "div" : "body" );
  	testElementStyle = {
  		visibility: "hidden",
  		width: 0,
  		height: 0,
  		border: 0,
  		margin: 0,
  		background: "none"
  	};
  	if ( body ) {
  		$.extend( testElementStyle, {
  			position: "absolute",
  			left: "-1000px",
  			top: "-1000px"
  		});
  	}
  	for ( i in testElementStyle ) {
  		testElement.style[ i ] = testElementStyle[ i ];
  	}
  	testElement.appendChild( div );
  	testElementParent = body || document.documentElement;
  	testElementParent.insertBefore( testElement, testElementParent.firstChild );
  
  	div.style.cssText = "position: absolute; left: 10.7432222px;";
  
  	offsetLeft = $( div ).offset().left;
  	supportsOffsetFractions = offsetLeft > 10 && offsetLeft < 11;
  
  	testElement.innerHTML = "";
  	testElementParent.removeChild( testElement );
  })();
  
  })();
  
  var position = $.ui.position;
  
  
  /*!
   * jQuery UI Menu 1.11.4
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   *
   * http://api.jqueryui.com/menu/
   */
  
  
  var menu = $.widget( "ui.menu", {
  	version: "1.11.4",
  	defaultElement: "<ul>",
  	delay: 300,
  	options: {
  		icons: {
  			submenu: "ui-icon-carat-1-e"
  		},
  		items: "> *",
  		menus: "ul",
  		position: {
  			my: "left-1 top",
  			at: "right top"
  		},
  		role: "menu",
  
  		// callbacks
  		blur: null,
  		focus: null,
  		select: null
  	},
  
  	_create: function() {
  		this.activeMenu = this.element;
  
  		// Flag used to prevent firing of the click handler
  		// as the event bubbles up through nested menus
  		this.mouseHandled = false;
  		this.element
  			.uniqueId()
  			.addClass( "ui-menu ui-widget ui-widget-content" )
  			.toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length )
  			.attr({
  				role: this.options.role,
  				tabIndex: 0
  			});
  
  		if ( this.options.disabled ) {
  			this.element
  				.addClass( "ui-state-disabled" )
  				.attr( "aria-disabled", "true" );
  		}
  
  		this._on({
  			// Prevent focus from sticking to links inside menu after clicking
  			// them (focus should always stay on UL during navigation).
  			"mousedown .ui-menu-item": function( event ) {
  				event.preventDefault();
  			},
  			"click .ui-menu-item": function( event ) {
  				var target = $( event.target );
  				if ( !this.mouseHandled && target.not( ".ui-state-disabled" ).length ) {
  					this.select( event );
  
  					// Only set the mouseHandled flag if the event will bubble, see #9469.
  					if ( !event.isPropagationStopped() ) {
  						this.mouseHandled = true;
  					}
  
  					// Open submenu on click
  					if ( target.has( ".ui-menu" ).length ) {
  						this.expand( event );
  					} else if ( !this.element.is( ":focus" ) && $( this.document[ 0 ].activeElement ).closest( ".ui-menu" ).length ) {
  
  						// Redirect focus to the menu
  						this.element.trigger( "focus", [ true ] );
  
  						// If the active item is on the top level, let it stay active.
  						// Otherwise, blur the active item since it is no longer visible.
  						if ( this.active && this.active.parents( ".ui-menu" ).length === 1 ) {
  							clearTimeout( this.timer );
  						}
  					}
  				}
  			},
  			"mouseenter .ui-menu-item": function( event ) {
  				// Ignore mouse events while typeahead is active, see #10458.
  				// Prevents focusing the wrong item when typeahead causes a scroll while the mouse
  				// is over an item in the menu
  				if ( this.previousFilter ) {
  					return;
  				}
  				var target = $( event.currentTarget );
  				// Remove ui-state-active class from siblings of the newly focused menu item
  				// to avoid a jump caused by adjacent elements both having a class with a border
  				target.siblings( ".ui-state-active" ).removeClass( "ui-state-active" );
  				this.focus( event, target );
  			},
  			mouseleave: "collapseAll",
  			"mouseleave .ui-menu": "collapseAll",
  			focus: function( event, keepActiveItem ) {
  				// If there's already an active item, keep it active
  				// If not, activate the first item
  				var item = this.active || this.element.find( this.options.items ).eq( 0 );
  
  				if ( !keepActiveItem ) {
  					this.focus( event, item );
  				}
  			},
  			blur: function( event ) {
  				this._delay(function() {
  					if ( !$.contains( this.element[0], this.document[0].activeElement ) ) {
  						this.collapseAll( event );
  					}
  				});
  			},
  			keydown: "_keydown"
  		});
  
  		this.refresh();
  
  		// Clicks outside of a menu collapse any open menus
  		this._on( this.document, {
  			click: function( event ) {
  				if ( this._closeOnDocumentClick( event ) ) {
  					this.collapseAll( event );
  				}
  
  				// Reset the mouseHandled flag
  				this.mouseHandled = false;
  			}
  		});
  	},
  
  	_destroy: function() {
  		// Destroy (sub)menus
  		this.element
  			.removeAttr( "aria-activedescendant" )
  			.find( ".ui-menu" ).addBack()
  				.removeClass( "ui-menu ui-widget ui-widget-content ui-menu-icons ui-front" )
  				.removeAttr( "role" )
  				.removeAttr( "tabIndex" )
  				.removeAttr( "aria-labelledby" )
  				.removeAttr( "aria-expanded" )
  				.removeAttr( "aria-hidden" )
  				.removeAttr( "aria-disabled" )
  				.removeUniqueId()
  				.show();
  
  		// Destroy menu items
  		this.element.find( ".ui-menu-item" )
  			.removeClass( "ui-menu-item" )
  			.removeAttr( "role" )
  			.removeAttr( "aria-disabled" )
  			.removeUniqueId()
  			.removeClass( "ui-state-hover" )
  			.removeAttr( "tabIndex" )
  			.removeAttr( "role" )
  			.removeAttr( "aria-haspopup" )
  			.children().each( function() {
  				var elem = $( this );
  				if ( elem.data( "ui-menu-submenu-carat" ) ) {
  					elem.remove();
  				}
  			});
  
  		// Destroy menu dividers
  		this.element.find( ".ui-menu-divider" ).removeClass( "ui-menu-divider ui-widget-content" );
  	},
  
  	_keydown: function( event ) {
  		var match, prev, character, skip,
  			preventDefault = true;
  
  		switch ( event.keyCode ) {
  		case $.ui.keyCode.PAGE_UP:
  			this.previousPage( event );
  			break;
  		case $.ui.keyCode.PAGE_DOWN:
  			this.nextPage( event );
  			break;
  		case $.ui.keyCode.HOME:
  			this._move( "first", "first", event );
  			break;
  		case $.ui.keyCode.END:
  			this._move( "last", "last", event );
  			break;
  		case $.ui.keyCode.UP:
  			this.previous( event );
  			break;
  		case $.ui.keyCode.DOWN:
  			this.next( event );
  			break;
  		case $.ui.keyCode.LEFT:
  			this.collapse( event );
  			break;
  		case $.ui.keyCode.RIGHT:
  			if ( this.active && !this.active.is( ".ui-state-disabled" ) ) {
  				this.expand( event );
  			}
  			break;
  		case $.ui.keyCode.ENTER:
  		case $.ui.keyCode.SPACE:
  			this._activate( event );
  			break;
  		case $.ui.keyCode.ESCAPE:
  			this.collapse( event );
  			break;
  		default:
  			preventDefault = false;
  			prev = this.previousFilter || "";
  			character = String.fromCharCode( event.keyCode );
  			skip = false;
  
  			clearTimeout( this.filterTimer );
  
  			if ( character === prev ) {
  				skip = true;
  			} else {
  				character = prev + character;
  			}
  
  			match = this._filterMenuItems( character );
  			match = skip && match.index( this.active.next() ) !== -1 ?
  				this.active.nextAll( ".ui-menu-item" ) :
  				match;
  
  			// If no matches on the current filter, reset to the last character pressed
  			// to move down the menu to the first item that starts with that character
  			if ( !match.length ) {
  				character = String.fromCharCode( event.keyCode );
  				match = this._filterMenuItems( character );
  			}
  
  			if ( match.length ) {
  				this.focus( event, match );
  				this.previousFilter = character;
  				this.filterTimer = this._delay(function() {
  					delete this.previousFilter;
  				}, 1000 );
  			} else {
  				delete this.previousFilter;
  			}
  		}
  
  		if ( preventDefault ) {
  			event.preventDefault();
  		}
  	},
  
  	_activate: function( event ) {
  		if ( !this.active.is( ".ui-state-disabled" ) ) {
  			if ( this.active.is( "[aria-haspopup='true']" ) ) {
  				this.expand( event );
  			} else {
  				this.select( event );
  			}
  		}
  	},
  
  	refresh: function() {
  		var menus, items,
  			that = this,
  			icon = this.options.icons.submenu,
  			submenus = this.element.find( this.options.menus );
  
  		this.element.toggleClass( "ui-menu-icons", !!this.element.find( ".ui-icon" ).length );
  
  		// Initialize nested menus
  		submenus.filter( ":not(.ui-menu)" )
  			.addClass( "ui-menu ui-widget ui-widget-content ui-front" )
  			.hide()
  			.attr({
  				role: this.options.role,
  				"aria-hidden": "true",
  				"aria-expanded": "false"
  			})
  			.each(function() {
  				var menu = $( this ),
  					item = menu.parent(),
  					submenuCarat = $( "<span>" )
  						.addClass( "ui-menu-icon ui-icon " + icon )
  						.data( "ui-menu-submenu-carat", true );
  
  				item
  					.attr( "aria-haspopup", "true" )
  					.prepend( submenuCarat );
  				menu.attr( "aria-labelledby", item.attr( "id" ) );
  			});
  
  		menus = submenus.add( this.element );
  		items = menus.find( this.options.items );
  
  		// Initialize menu-items containing spaces and/or dashes only as dividers
  		items.not( ".ui-menu-item" ).each(function() {
  			var item = $( this );
  			if ( that._isDivider( item ) ) {
  				item.addClass( "ui-widget-content ui-menu-divider" );
  			}
  		});
  
  		// Don't refresh list items that are already adapted
  		items.not( ".ui-menu-item, .ui-menu-divider" )
  			.addClass( "ui-menu-item" )
  			.uniqueId()
  			.attr({
  				tabIndex: -1,
  				role: this._itemRole()
  			});
  
  		// Add aria-disabled attribute to any disabled menu item
  		items.filter( ".ui-state-disabled" ).attr( "aria-disabled", "true" );
  
  		// If the active item has been removed, blur the menu
  		if ( this.active && !$.contains( this.element[ 0 ], this.active[ 0 ] ) ) {
  			this.blur();
  		}
  	},
  
  	_itemRole: function() {
  		return {
  			menu: "menuitem",
  			listbox: "option"
  		}[ this.options.role ];
  	},
  
  	_setOption: function( key, value ) {
  		if ( key === "icons" ) {
  			this.element.find( ".ui-menu-icon" )
  				.removeClass( this.options.icons.submenu )
  				.addClass( value.submenu );
  		}
  		if ( key === "disabled" ) {
  			this.element
  				.toggleClass( "ui-state-disabled", !!value )
  				.attr( "aria-disabled", value );
  		}
  		this._super( key, value );
  	},
  
  	focus: function( event, item ) {
  		var nested, focused;
  		this.blur( event, event && event.type === "focus" );
  
  		this._scrollIntoView( item );
  
  		this.active = item.first();
  		focused = this.active.addClass( "ui-state-focus" ).removeClass( "ui-state-active" );
  		// Only update aria-activedescendant if there's a role
  		// otherwise we assume focus is managed elsewhere
  		if ( this.options.role ) {
  			this.element.attr( "aria-activedescendant", focused.attr( "id" ) );
  		}
  
  		// Highlight active parent menu item, if any
  		this.active
  			.parent()
  			.closest( ".ui-menu-item" )
  			.addClass( "ui-state-active" );
  
  		if ( event && event.type === "keydown" ) {
  			this._close();
  		} else {
  			this.timer = this._delay(function() {
  				this._close();
  			}, this.delay );
  		}
  
  		nested = item.children( ".ui-menu" );
  		if ( nested.length && event && ( /^mouse/.test( event.type ) ) ) {
  			this._startOpening(nested);
  		}
  		this.activeMenu = item.parent();
  
  		this._trigger( "focus", event, { item: item } );
  	},
  
  	_scrollIntoView: function( item ) {
  		var borderTop, paddingTop, offset, scroll, elementHeight, itemHeight;
  		if ( this._hasScroll() ) {
  			borderTop = parseFloat( $.css( this.activeMenu[0], "borderTopWidth" ) ) || 0;
  			paddingTop = parseFloat( $.css( this.activeMenu[0], "paddingTop" ) ) || 0;
  			offset = item.offset().top - this.activeMenu.offset().top - borderTop - paddingTop;
  			scroll = this.activeMenu.scrollTop();
  			elementHeight = this.activeMenu.height();
  			itemHeight = item.outerHeight();
  
  			if ( offset < 0 ) {
  				this.activeMenu.scrollTop( scroll + offset );
  			} else if ( offset + itemHeight > elementHeight ) {
  				this.activeMenu.scrollTop( scroll + offset - elementHeight + itemHeight );
  			}
  		}
  	},
  
  	blur: function( event, fromFocus ) {
  		if ( !fromFocus ) {
  			clearTimeout( this.timer );
  		}
  
  		if ( !this.active ) {
  			return;
  		}
  
  		this.active.removeClass( "ui-state-focus" );
  		this.active = null;
  
  		this._trigger( "blur", event, { item: this.active } );
  	},
  
  	_startOpening: function( submenu ) {
  		clearTimeout( this.timer );
  
  		// Don't open if already open fixes a Firefox bug that caused a .5 pixel
  		// shift in the submenu position when mousing over the carat icon
  		if ( submenu.attr( "aria-hidden" ) !== "true" ) {
  			return;
  		}
  
  		this.timer = this._delay(function() {
  			this._close();
  			this._open( submenu );
  		}, this.delay );
  	},
  
  	_open: function( submenu ) {
  		var position = $.extend({
  			of: this.active
  		}, this.options.position );
  
  		clearTimeout( this.timer );
  		this.element.find( ".ui-menu" ).not( submenu.parents( ".ui-menu" ) )
  			.hide()
  			.attr( "aria-hidden", "true" );
  
  		submenu
  			.show()
  			.removeAttr( "aria-hidden" )
  			.attr( "aria-expanded", "true" )
  			.position( position );
  	},
  
  	collapseAll: function( event, all ) {
  		clearTimeout( this.timer );
  		this.timer = this._delay(function() {
  			// If we were passed an event, look for the submenu that contains the event
  			var currentMenu = all ? this.element :
  				$( event && event.target ).closest( this.element.find( ".ui-menu" ) );
  
  			// If we found no valid submenu ancestor, use the main menu to close all sub menus anyway
  			if ( !currentMenu.length ) {
  				currentMenu = this.element;
  			}
  
  			this._close( currentMenu );
  
  			this.blur( event );
  			this.activeMenu = currentMenu;
  		}, this.delay );
  	},
  
  	// With no arguments, closes the currently active menu - if nothing is active
  	// it closes all menus.  If passed an argument, it will search for menus BELOW
  	_close: function( startMenu ) {
  		if ( !startMenu ) {
  			startMenu = this.active ? this.active.parent() : this.element;
  		}
  
  		startMenu
  			.find( ".ui-menu" )
  				.hide()
  				.attr( "aria-hidden", "true" )
  				.attr( "aria-expanded", "false" )
  			.end()
  			.find( ".ui-state-active" ).not( ".ui-state-focus" )
  				.removeClass( "ui-state-active" );
  	},
  
  	_closeOnDocumentClick: function( event ) {
  		return !$( event.target ).closest( ".ui-menu" ).length;
  	},
  
  	_isDivider: function( item ) {
  
  		// Match hyphen, em dash, en dash
  		return !/[^\-\u2014\u2013\s]/.test( item.text() );
  	},
  
  	collapse: function( event ) {
  		var newItem = this.active &&
  			this.active.parent().closest( ".ui-menu-item", this.element );
  		if ( newItem && newItem.length ) {
  			this._close();
  			this.focus( event, newItem );
  		}
  	},
  
  	expand: function( event ) {
  		var newItem = this.active &&
  			this.active
  				.children( ".ui-menu " )
  				.find( this.options.items )
  				.first();
  
  		if ( newItem && newItem.length ) {
  			this._open( newItem.parent() );
  
  			// Delay so Firefox will not hide activedescendant change in expanding submenu from AT
  			this._delay(function() {
  				this.focus( event, newItem );
  			});
  		}
  	},
  
  	next: function( event ) {
  		this._move( "next", "first", event );
  	},
  
  	previous: function( event ) {
  		this._move( "prev", "last", event );
  	},
  
  	isFirstItem: function() {
  		return this.active && !this.active.prevAll( ".ui-menu-item" ).length;
  	},
  
  	isLastItem: function() {
  		return this.active && !this.active.nextAll( ".ui-menu-item" ).length;
  	},
  
  	_move: function( direction, filter, event ) {
  		var next;
  		if ( this.active ) {
  			if ( direction === "first" || direction === "last" ) {
  				next = this.active
  					[ direction === "first" ? "prevAll" : "nextAll" ]( ".ui-menu-item" )
  					.eq( -1 );
  			} else {
  				next = this.active
  					[ direction + "All" ]( ".ui-menu-item" )
  					.eq( 0 );
  			}
  		}
  		if ( !next || !next.length || !this.active ) {
  			next = this.activeMenu.find( this.options.items )[ filter ]();
  		}
  
  		this.focus( event, next );
  	},
  
  	nextPage: function( event ) {
  		var item, base, height;
  
  		if ( !this.active ) {
  			this.next( event );
  			return;
  		}
  		if ( this.isLastItem() ) {
  			return;
  		}
  		if ( this._hasScroll() ) {
  			base = this.active.offset().top;
  			height = this.element.height();
  			this.active.nextAll( ".ui-menu-item" ).each(function() {
  				item = $( this );
  				return item.offset().top - base - height < 0;
  			});
  
  			this.focus( event, item );
  		} else {
  			this.focus( event, this.activeMenu.find( this.options.items )
  				[ !this.active ? "first" : "last" ]() );
  		}
  	},
  
  	previousPage: function( event ) {
  		var item, base, height;
  		if ( !this.active ) {
  			this.next( event );
  			return;
  		}
  		if ( this.isFirstItem() ) {
  			return;
  		}
  		if ( this._hasScroll() ) {
  			base = this.active.offset().top;
  			height = this.element.height();
  			this.active.prevAll( ".ui-menu-item" ).each(function() {
  				item = $( this );
  				return item.offset().top - base + height > 0;
  			});
  
  			this.focus( event, item );
  		} else {
  			this.focus( event, this.activeMenu.find( this.options.items ).first() );
  		}
  	},
  
  	_hasScroll: function() {
  		return this.element.outerHeight() < this.element.prop( "scrollHeight" );
  	},
  
  	select: function( event ) {
  		// TODO: It should never be possible to not have an active item at this
  		// point, but the tests don't trigger mouseenter before click.
  		this.active = this.active || $( event.target ).closest( ".ui-menu-item" );
  		var ui = { item: this.active };
  		if ( !this.active.has( ".ui-menu" ).length ) {
  			this.collapseAll( event, true );
  		}
  		this._trigger( "select", event, ui );
  	},
  
  	_filterMenuItems: function(character) {
  		var escapedCharacter = character.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" ),
  			regex = new RegExp( "^" + escapedCharacter, "i" );
  
  		return this.activeMenu
  			.find( this.options.items )
  
  			// Only match on items, not dividers or other content (#10571)
  			.filter( ".ui-menu-item" )
  			.filter(function() {
  				return regex.test( $.trim( $( this ).text() ) );
  			});
  	}
  });
  
  
  /*!
   * jQuery UI Autocomplete 1.11.4
   * http://jqueryui.com
   *
   * Copyright jQuery Foundation and other contributors
   * Released under the MIT license.
   * http://jquery.org/license
   *
   * http://api.jqueryui.com/autocomplete/
   */
  
  
  $.widget( "ui.autocomplete", {
  	version: "1.11.4",
  	defaultElement: "<input>",
  	options: {
  		appendTo: null,
  		autoFocus: false,
  		delay: 300,
  		minLength: 1,
  		position: {
  			my: "left top",
  			at: "left bottom",
  			collision: "none"
  		},
  		source: null,
  
  		// callbacks
  		change: null,
  		close: null,
  		focus: null,
  		open: null,
  		response: null,
  		search: null,
  		select: null
  	},
  
  	requestIndex: 0,
  	pending: 0,
  
  	_create: function() {
  		// Some browsers only repeat keydown events, not keypress events,
  		// so we use the suppressKeyPress flag to determine if we've already
  		// handled the keydown event. #7269
  		// Unfortunately the code for & in keypress is the same as the up arrow,
  		// so we use the suppressKeyPressRepeat flag to avoid handling keypress
  		// events when we know the keydown event was used to modify the
  		// search term. #7799
  		var suppressKeyPress, suppressKeyPressRepeat, suppressInput,
  			nodeName = this.element[ 0 ].nodeName.toLowerCase(),
  			isTextarea = nodeName === "textarea",
  			isInput = nodeName === "input";
  
  		this.isMultiLine =
  			// Textareas are always multi-line
  			isTextarea ? true :
  			// Inputs are always single-line, even if inside a contentEditable element
  			// IE also treats inputs as contentEditable
  			isInput ? false :
  			// All other element types are determined by whether or not they're contentEditable
  			this.element.prop( "isContentEditable" );
  
  		this.valueMethod = this.element[ isTextarea || isInput ? "val" : "text" ];
  		this.isNewMenu = true;
  
  		this.element
  			.addClass( "ui-autocomplete-input" )
  			.attr( "autocomplete", "off" );
  
  		this._on( this.element, {
  			keydown: function( event ) {
  				if ( this.element.prop( "readOnly" ) ) {
  					suppressKeyPress = true;
  					suppressInput = true;
  					suppressKeyPressRepeat = true;
  					return;
  				}
  
  				suppressKeyPress = false;
  				suppressInput = false;
  				suppressKeyPressRepeat = false;
  				var keyCode = $.ui.keyCode;
  				switch ( event.keyCode ) {
  				case keyCode.PAGE_UP:
  					suppressKeyPress = true;
  					this._move( "previousPage", event );
  					break;
  				case keyCode.PAGE_DOWN:
  					suppressKeyPress = true;
  					this._move( "nextPage", event );
  					break;
  				case keyCode.UP:
  					suppressKeyPress = true;
  					this._keyEvent( "previous", event );
  					break;
  				case keyCode.DOWN:
  					suppressKeyPress = true;
  					this._keyEvent( "next", event );
  					break;
  				case keyCode.ENTER:
  					// when menu is open and has focus
  					if ( this.menu.active ) {
  						// #6055 - Opera still allows the keypress to occur
  						// which causes forms to submit
  						suppressKeyPress = true;
  						event.preventDefault();
  						this.menu.select( event );
  					}
  					break;
  				case keyCode.TAB:
  					if ( this.menu.active ) {
  						this.menu.select( event );
  					}
  					break;
  				case keyCode.ESCAPE:
  					if ( this.menu.element.is( ":visible" ) ) {
  						if ( !this.isMultiLine ) {
  							this._value( this.term );
  						}
  						this.close( event );
  						// Different browsers have different default behavior for escape
  						// Single press can mean undo or clear
  						// Double press in IE means clear the whole form
  						event.preventDefault();
  					}
  					break;
  				default:
  					suppressKeyPressRepeat = true;
  					// search timeout should be triggered before the input value is changed
  					this._searchTimeout( event );
  					break;
  				}
  			},
  			keypress: function( event ) {
  				if ( suppressKeyPress ) {
  					suppressKeyPress = false;
  					if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
  						event.preventDefault();
  					}
  					return;
  				}
  				if ( suppressKeyPressRepeat ) {
  					return;
  				}
  
  				// replicate some key handlers to allow them to repeat in Firefox and Opera
  				var keyCode = $.ui.keyCode;
  				switch ( event.keyCode ) {
  				case keyCode.PAGE_UP:
  					this._move( "previousPage", event );
  					break;
  				case keyCode.PAGE_DOWN:
  					this._move( "nextPage", event );
  					break;
  				case keyCode.UP:
  					this._keyEvent( "previous", event );
  					break;
  				case keyCode.DOWN:
  					this._keyEvent( "next", event );
  					break;
  				}
  			},
  			input: function( event ) {
  				if ( suppressInput ) {
  					suppressInput = false;
  					event.preventDefault();
  					return;
  				}
  				this._searchTimeout( event );
  			},
  			focus: function() {
  				this.selectedItem = null;
  				this.previous = this._value();
  			},
  			blur: function( event ) {
  				if ( this.cancelBlur ) {
  					delete this.cancelBlur;
  					return;
  				}
  
  				clearTimeout( this.searching );
  				this.close( event );
  				this._change( event );
  			}
  		});
  
  		this._initSource();
  		this.menu = $( "<ul>" )
  			.addClass( "ui-autocomplete ui-front" )
  			.appendTo( this._appendTo() )
  			.menu({
  				// disable ARIA support, the live region takes care of that
  				role: null
  			})
  			.hide()
  			.menu( "instance" );
  
  		this._on( this.menu.element, {
  			mousedown: function( event ) {
  				// prevent moving focus out of the text field
  				event.preventDefault();
  
  				// IE doesn't prevent moving focus even with event.preventDefault()
  				// so we set a flag to know when we should ignore the blur event
  				this.cancelBlur = true;
  				this._delay(function() {
  					delete this.cancelBlur;
  				});
  
  				// clicking on the scrollbar causes focus to shift to the body
  				// but we can't detect a mouseup or a click immediately afterward
  				// so we have to track the next mousedown and close the menu if
  				// the user clicks somewhere outside of the autocomplete
  				var menuElement = this.menu.element[ 0 ];
  				if ( !$( event.target ).closest( ".ui-menu-item" ).length ) {
  					this._delay(function() {
  						var that = this;
  						this.document.one( "mousedown", function( event ) {
  							if ( event.target !== that.element[ 0 ] &&
  									event.target !== menuElement &&
  									!$.contains( menuElement, event.target ) ) {
  								that.close();
  							}
  						});
  					});
  				}
  			},
  			menufocus: function( event, ui ) {
  				var label, item;
  				// support: Firefox
  				// Prevent accidental activation of menu items in Firefox (#7024 #9118)
  				if ( this.isNewMenu ) {
  					this.isNewMenu = false;
  					if ( event.originalEvent && /^mouse/.test( event.originalEvent.type ) ) {
  						this.menu.blur();
  
  						this.document.one( "mousemove", function() {
  							$( event.target ).trigger( event.originalEvent );
  						});
  
  						return;
  					}
  				}
  
  				item = ui.item.data( "ui-autocomplete-item" );
  				if ( false !== this._trigger( "focus", event, { item: item } ) ) {
  					// use value to match what will end up in the input, if it was a key event
  					if ( event.originalEvent && /^key/.test( event.originalEvent.type ) ) {
  						this._value( item.value );
  					}
  				}
  
  				// Announce the value in the liveRegion
  				label = ui.item.attr( "aria-label" ) || item.value;
  				if ( label && $.trim( label ).length ) {
  					this.liveRegion.children().hide();
  					$( "<div>" ).text( label ).appendTo( this.liveRegion );
  				}
  			},
  			menuselect: function( event, ui ) {
  				var item = ui.item.data( "ui-autocomplete-item" ),
  					previous = this.previous;
  
  				// only trigger when focus was lost (click on menu)
  				if ( this.element[ 0 ] !== this.document[ 0 ].activeElement ) {
  					this.element.focus();
  					this.previous = previous;
  					// #6109 - IE triggers two focus events and the second
  					// is asynchronous, so we need to reset the previous
  					// term synchronously and asynchronously :-(
  					this._delay(function() {
  						this.previous = previous;
  						this.selectedItem = item;
  					});
  				}
  
  				if ( false !== this._trigger( "select", event, { item: item } ) ) {
  					this._value( item.value );
  				}
  				// reset the term after the select event
  				// this allows custom select handling to work properly
  				this.term = this._value();
  
  				this.close( event );
  				this.selectedItem = item;
  			}
  		});
  
  		this.liveRegion = $( "<span>", {
  				role: "status",
  				"aria-live": "assertive",
  				"aria-relevant": "additions"
  			})
  			.addClass( "ui-helper-hidden-accessible" )
  			.appendTo( this.document[ 0 ].body );
  
  		// turning off autocomplete prevents the browser from remembering the
  		// value when navigating through history, so we re-enable autocomplete
  		// if the page is unloaded before the widget is destroyed. #7790
  		this._on( this.window, {
  			beforeunload: function() {
  				this.element.removeAttr( "autocomplete" );
  			}
  		});
  	},
  
  	_destroy: function() {
  		clearTimeout( this.searching );
  		this.element
  			.removeClass( "ui-autocomplete-input" )
  			.removeAttr( "autocomplete" );
  		this.menu.element.remove();
  		this.liveRegion.remove();
  	},
  
  	_setOption: function( key, value ) {
  		this._super( key, value );
  		if ( key === "source" ) {
  			this._initSource();
  		}
  		if ( key === "appendTo" ) {
  			this.menu.element.appendTo( this._appendTo() );
  		}
  		if ( key === "disabled" && value && this.xhr ) {
  			this.xhr.abort();
  		}
  	},
  
  	_appendTo: function() {
  		var element = this.options.appendTo;
  
  		if ( element ) {
  			element = element.jquery || element.nodeType ?
  				$( element ) :
  				this.document.find( element ).eq( 0 );
  		}
  
  		if ( !element || !element[ 0 ] ) {
  			element = this.element.closest( ".ui-front" );
  		}
  
  		if ( !element.length ) {
  			element = this.document[ 0 ].body;
  		}
  
  		return element;
  	},
  
  	_initSource: function() {
  		var array, url,
  			that = this;
  		if ( $.isArray( this.options.source ) ) {
  			array = this.options.source;
  			this.source = function( request, response ) {
  				response( $.ui.autocomplete.filter( array, request.term ) );
  			};
  		} else if ( typeof this.options.source === "string" ) {
  			url = this.options.source;
  			this.source = function( request, response ) {
  				if ( that.xhr ) {
  					that.xhr.abort();
  				}
  				that.xhr = $.ajax({
  					url: url,
  					data: request,
  					dataType: "json",
  					success: function( data ) {
  						response( data );
  					},
  					error: function() {
  						response([]);
  					}
  				});
  			};
  		} else {
  			this.source = this.options.source;
  		}
  	},
  
  	_searchTimeout: function( event ) {
  		clearTimeout( this.searching );
  		this.searching = this._delay(function() {
  
  			// Search if the value has changed, or if the user retypes the same value (see #7434)
  			var equalValues = this.term === this._value(),
  				menuVisible = this.menu.element.is( ":visible" ),
  				modifierKey = event.altKey || event.ctrlKey || event.metaKey || event.shiftKey;
  
  			if ( !equalValues || ( equalValues && !menuVisible && !modifierKey ) ) {
  				this.selectedItem = null;
  				this.search( null, event );
  			}
  		}, this.options.delay );
  	},
  
  	search: function( value, event ) {
  		value = value != null ? value : this._value();
  
  		// always save the actual value, not the one passed as an argument
  		this.term = this._value();
  
  		if ( value.length < this.options.minLength ) {
  			return this.close( event );
  		}
  
  		if ( this._trigger( "search", event ) === false ) {
  			return;
  		}
  
  		return this._search( value );
  	},
  
  	_search: function( value ) {
  		this.pending++;
  		this.element.addClass( "ui-autocomplete-loading" );
  		this.cancelSearch = false;
  
  		this.source( { term: value }, this._response() );
  	},
  
  	_response: function() {
  		var index = ++this.requestIndex;
  
  		return $.proxy(function( content ) {
  			if ( index === this.requestIndex ) {
  				this.__response( content );
  			}
  
  			this.pending--;
  			if ( !this.pending ) {
  				this.element.removeClass( "ui-autocomplete-loading" );
  			}
  		}, this );
  	},
  
  	__response: function( content ) {
  		if ( content ) {
  			content = this._normalize( content );
  		}
  		this._trigger( "response", null, { content: content } );
  		if ( !this.options.disabled && content && content.length && !this.cancelSearch ) {
  			this._suggest( content );
  			this._trigger( "open" );
  		} else {
  			// use ._close() instead of .close() so we don't cancel future searches
  			this._close();
  		}
  	},
  
  	close: function( event ) {
  		this.cancelSearch = true;
  		this._close( event );
  	},
  
  	_close: function( event ) {
  		if ( this.menu.element.is( ":visible" ) ) {
  			this.menu.element.hide();
  			this.menu.blur();
  			this.isNewMenu = true;
  			this._trigger( "close", event );
  		}
  	},
  
  	_change: function( event ) {
  		if ( this.previous !== this._value() ) {
  			this._trigger( "change", event, { item: this.selectedItem } );
  		}
  	},
  
  	_normalize: function( items ) {
  		// assume all items have the right format when the first item is complete
  		if ( items.length && items[ 0 ].label && items[ 0 ].value ) {
  			return items;
  		}
  		return $.map( items, function( item ) {
  			if ( typeof item === "string" ) {
  				return {
  					label: item,
  					value: item
  				};
  			}
  			return $.extend( {}, item, {
  				label: item.label || item.value,
  				value: item.value || item.label
  			});
  		});
  	},
  
  	_suggest: function( items ) {
  		var ul = this.menu.element.empty();
  		this._renderMenu( ul, items );
  		this.isNewMenu = true;
  		this.menu.refresh();
  
  		// size and position menu
  		ul.show();
  		this._resizeMenu();
  		ul.position( $.extend({
  			of: this.element
  		}, this.options.position ) );
  
  		if ( this.options.autoFocus ) {
  			this.menu.next();
  		}
  	},
  
  	_resizeMenu: function() {
  		var ul = this.menu.element;
  		ul.outerWidth( Math.max(
  			// Firefox wraps long text (possibly a rounding bug)
  			// so we add 1px to avoid the wrapping (#7513)
  			ul.width( "" ).outerWidth() + 1,
  			this.element.outerWidth()
  		) );
  	},
  
  	_renderMenu: function( ul, items ) {
  		var that = this;
  		$.each( items, function( index, item ) {
  			that._renderItemData( ul, item );
  		});
  	},
  
  	_renderItemData: function( ul, item ) {
  		return this._renderItem( ul, item ).data( "ui-autocomplete-item", item );
  	},
  
  	_renderItem: function( ul, item ) {
  		return $( "<li>" ).text( item.label ).appendTo( ul );
  	},
  
  	_move: function( direction, event ) {
  		if ( !this.menu.element.is( ":visible" ) ) {
  			this.search( null, event );
  			return;
  		}
  		if ( this.menu.isFirstItem() && /^previous/.test( direction ) ||
  				this.menu.isLastItem() && /^next/.test( direction ) ) {
  
  			if ( !this.isMultiLine ) {
  				this._value( this.term );
  			}
  
  			this.menu.blur();
  			return;
  		}
  		this.menu[ direction ]( event );
  	},
  
  	widget: function() {
  		return this.menu.element;
  	},
  
  	_value: function() {
  		return this.valueMethod.apply( this.element, arguments );
  	},
  
  	_keyEvent: function( keyEvent, event ) {
  		if ( !this.isMultiLine || this.menu.element.is( ":visible" ) ) {
  			this._move( keyEvent, event );
  
  			// prevents moving cursor to beginning/end of the text field in some browsers
  			event.preventDefault();
  		}
  	}
  });
  
  $.extend( $.ui.autocomplete, {
  	escapeRegex: function( value ) {
  		return value.replace( /[\-\[\]{}()*+?.,\\\^$|#\s]/g, "\\$&" );
  	},
  	filter: function( array, term ) {
  		var matcher = new RegExp( $.ui.autocomplete.escapeRegex( term ), "i" );
  		return $.grep( array, function( value ) {
  			return matcher.test( value.label || value.value || value );
  		});
  	}
  });
  
  // live region extension, adding a `messages` option
  // NOTE: This is an experimental API. We are still investigating
  // a full solution for string manipulation and internationalization.
  $.widget( "ui.autocomplete", $.ui.autocomplete, {
  	options: {
  		messages: {
  			noResults: "No search results.",
  			results: function( amount ) {
  				return amount + ( amount > 1 ? " results are" : " result is" ) +
  					" available, use up and down arrow keys to navigate.";
  			}
  		}
  	},
  
  	__response: function( content ) {
  		var message;
  		this._superApply( arguments );
  		if ( this.options.disabled || this.cancelSearch ) {
  			return;
  		}
  		if ( content && content.length ) {
  			message = this.options.messages.results( content.length );
  		} else {
  			message = this.options.messages.noResults;
  		}
  		this.liveRegion.children().hide();
  		$( "<div>" ).text( message ).appendTo( this.liveRegion );
  	}
  });
  
  var autocomplete = $.ui.autocomplete;
  
  
  
  }));