text: /**
   * SyntaxHighlighter
   * http://alexgorbatchev.com/
   *
   * SyntaxHighlighter is donationware. If you are using it, please donate.
   * http://alexgorbatchev.com/wiki/SyntaxHighlighter:Donate
   *
   * @version
   * 2.1.364 (October 15 2009)
   * 
   * @copyright
   * Copyright (C) 2004-2009 Alex Gorbatchev.
   *
   * @license
   * This file is part of SyntaxHighlighter.
   * 
   * SyntaxHighlighter is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   * 
   * SyntaxHighlighter is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   * 
   * You should have received a copy of the GNU General Public License
   * along with SyntaxHighlighter.  If not, see <http://www.gnu.org/copyleft/lesser.html>.
   */
  //
  // Begin anonymous function. This is used to contain local scope variables without polutting global scope.
  //
  if (!window.SyntaxHighlighter)
      var SyntaxHighlighter = function () {
  
  // Shortcut object which will be assigned to the SyntaxHighlighter variable.
  // This is a shorthand for local reference in order to avoid long namespace 
  // references to SyntaxHighlighter.whatever...
          var sh = {
              defaults: {
                  /** Additional CSS class names to be added to highlighter elements. */
                  'class-name': '',
  
                  /** First line number. */
                  'first-line': 1,
  
                  /**
                   * Pads line numbers. Possible values are:
                   *
                   *   false - don't pad line numbers.
                   *   true  - automaticaly pad numbers with minimum required number of leading zeroes.
                   *   [int] - length up to which pad line numbers.
                   */
                  'pad-line-numbers': true,
  
                  /** Lines to highlight. */
                  'highlight': null,
  
                  /** Enables or disables smart tabs. */
                  'smart-tabs': true,
  
                  /** Gets or sets tab size. */
                  'tab-size': 4,
  
                  /** Enables or disables gutter. */
                  'gutter': true,
  
                  /** Enables or disables toolbar. */
                  'toolbar': true,
  
                  /** Forces code view to be collapsed. */
                  'collapse': false,
  
                  /** Enables or disables automatic links. */
                  'auto-links': true,
  
                  /** Gets or sets light mode. Equavalent to turning off gutter and toolbar. */
                  'light': false,
  
                  /** Enables or disables automatic line wrapping. */
                  'wrap-lines': true,
  
                  'html-script': false
              },
  
              config: {
                  /** Enables use of <SCRIPT type="syntaxhighlighter" /> tags. */
                  useScriptTags: true,
  
                  /** Path to the copy to clipboard SWF file. */
                  clipboardSwf: null,
  
                  /** Width of an item in the toolbar. */
                  toolbarItemWidth: 16,
  
                  /** Height of an item in the toolbar. */
                  toolbarItemHeight: 16,
  
                  /** Blogger mode flag. */
                  bloggerMode: false,
  
                  stripBrs: false,
  
                  /** Name of the tag that SyntaxHighlighter will automatically look for. */
                  tagName: 'pre',
  
                  strings: {
                      expandSource: 'show source',
                      viewSource: 'view source',
                      copyToClipboard: 'copy to clipboard',
                      copyToClipboardConfirmation: 'The code is in your clipboard now',
                      print: 'print',
                      help: '?',
                      alert: 'SyntaxHighlighter\n\n',
                      noBrush: 'Can\'t find brush for: ',
                      brushNotHtmlScript: 'Brush wasn\'t configured for html-script option: ',
  
                      // this is populated by the build script
                      aboutDialog: '<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><meta http-equiv="Content-Type" content="text/html; charset=utf-8" /><title>About SyntaxHighlighter</title></head><body style="font-family:Geneva,Arial,Helvetica,sans-serif;background-color:#fff;color:#000;font-size:1em;text-align:center;"><div style="text-align:center;margin-top:3em;"><div style="font-size:xx-large;">SyntaxHighlighter</div><div style="font-size:.75em;margin-bottom:4em;"><div>version 2.1.364 (October 15 2009)</div><div><a href="http://alexgorbatchev.com" target="_blank" style="color:#0099FF;text-decoration:none;">http://alexgorbatchev.com</a></div><div>If you like this script, please <a href="https://www.paypal.com/cgi-bin/webscr?cmd=_s-xclick&hosted_button_id=2930402" style="color:#0099FF;text-decoration:none;">donate</a> to keep development active!</div></div><div>JavaScript code syntax highlighter.</div><div>Copyright 2004-2009 Alex Gorbatchev.</div></div></body></html>'
                  },
  
                  /** If true, output will show HTML produces instead. */
                  debug: false
              },
  
              /** Internal 'global' variables. */
              vars: {
                  discoveredBrushes: null,
                  spaceWidth: null,
                  printFrame: null,
                  highlighters: {}
              },
  
              /** This object is populated by user included external brush files. */
              brushes: {},
  
              /** Common regular expressions. */
              regexLib: {
                  multiLineCComments: /\/\*[\s\S]*?\*\//gm,
                  singleLineCComments: /\/\/.*$/gm,
                  singleLinePerlComments: /#.*$/gm,
                  doubleQuotedString: /"([^\\"\n]|\\.)*"/g,
                  singleQuotedString: /'([^\\'\n]|\\.)*'/g,
                  multiLineDoubleQuotedString: /"([^\\"]|\\.)*"/g,
                  multiLineSingleQuotedString: /'([^\\']|\\.)*'/g,
                  xmlComments: /(&lt;|<)!--[\s\S]*?--(&gt;|>)/gm,
                  url: /&lt;\w+:\/\/[\w-.\/?%&=@:;]*&gt;|\w+:\/\/[\w-.\/?%&=@:;]*/g,
  
                  /** <?= ?> tags. */
                  phpScriptTags: {left: /(&lt;|<)\?=?/g, right: /\?(&gt;|>)/g},
  
                  /** <%= %> tags. */
                  aspScriptTags: {left: /(&lt;|<)%=?/g, right: /%(&gt;|>)/g},
  
                  /** <script></script> tags. */
                  scriptScriptTags: {left: /(&lt;|<)\s*script.*?(&gt;|>)/gi, right: /(&lt;|<)\/\s*script\s*(&gt;|>)/gi}
              },
  
              toolbar: {
                  /**
                   * Creates new toolbar for a highlighter.
                   * @param {Highlighter} highlighter    Target highlighter.
                   */
                  create: function (highlighter)
                  {
                      var div = document.createElement('DIV'),
                              items = sh.toolbar.items
                              ;
  
                      div.className = 'toolbar';
  
                      for (var name in items)
                      {
                          var constructor = items[name],
                                  command = new constructor(highlighter),
                                  element = command.create()
                                  ;
  
                          highlighter.toolbarCommands[name] = command;
  
                          if (element == null)
                              continue;
  
                          if (typeof (element) == 'string')
                              element = sh.toolbar.createButton(element, highlighter.id, name);
  
                          element.className += 'item ' + name;
                          div.appendChild(element);
                      }
  
                      return div;
                  },
  
                  /**
                   * Create a standard anchor button for the toolbar.
                   * @param {String} label			Label text to display.
                   * @param {String} highlighterId	Highlighter ID that this button would belong to.
                   * @param {String} commandName		Command name that would be executed.
                   * @return {Element}				Returns an 'A' element.
                   */
                  createButton: function (label, highlighterId, commandName)
                  {
                      var a = document.createElement('a'),
                              style = a.style,
                              config = sh.config,
                              width = config.toolbarItemWidth,
                              height = config.toolbarItemHeight
                              ;
  
                      a.href = '#' + commandName;
                      a.title = label;
                      a.highlighterId = highlighterId;
                      a.commandName = commandName;
                      a.innerHTML = label;
  
                      if (isNaN(width) == false)
                          style.width = width + 'px';
  
                      if (isNaN(height) == false)
                          style.height = height + 'px';
  
                      a.onclick = function (e)
                      {
                          try
                          {
                              sh.toolbar.executeCommand(
                                      this,
                                      e || window.event,
                                      this.highlighterId,
                                      this.commandName
                                      );
                          } catch (e)
                          {
                              sh.utils.alert(e.message);
                          }
  
                          return false;
                      };
  
                      return a;
                  },
  
                  /**
                   * Executes a toolbar command.
                   * @param {Element}		sender  		Sender element.
                   * @param {MouseEvent}	event			Original mouse event object.
                   * @param {String}		highlighterId	Highlighter DIV element ID.
                   * @param {String}		commandName		Name of the command to execute.
                   * @return {Object} Passes out return value from command execution.
                   */
                  executeCommand: function (sender, event, highlighterId, commandName, args)
                  {
                      var highlighter = sh.vars.highlighters[highlighterId],
                              command
                              ;
  
                      if (highlighter == null || (command = highlighter.toolbarCommands[commandName]) == null)
                          return null;
  
                      return command.execute(sender, event, args);
                  },
  
                  /** Collection of toolbar items. */
                  items: {
                      expandSource: function (highlighter)
                      {
                          this.create = function ()
                          {
                              if (highlighter.getParam('collapse') != true)
                                  return;
  
                              return sh.config.strings.expandSource;
                          };
  
                          this.execute = function (sender, event, args)
                          {
                              var div = highlighter.div;
  
                              sender.parentNode.removeChild(sender);
                              div.className = div.className.replace('collapsed', '');
                          };
                      },
  
                      /** 
                       * Command to open a new window and display the original unformatted source code inside.
                       */
                      viewSource: function (highlighter)
                      {
                          this.create = function ()
                          {
                              return sh.config.strings.viewSource;
                          };
  
                          this.execute = function (sender, event, args)
                          {
                              var code = sh.utils.fixInputString(highlighter.originalCode).replace(/</g, '&lt;'),
                                      wnd = sh.utils.popup('', '_blank', 750, 400, 'location=0, resizable=1, menubar=0, scrollbars=1')
                                      ;
  
                              code = sh.utils.unindent(code);
  
                              wnd.document.write('<pre>' + code + '</pre>');
                              wnd.document.close();
                          };
                      },
  
                      /**
                       * Command to copy the original source code in to the clipboard.
                       * Uses Flash method if <code>clipboardSwf</code> is configured.
                       */
                      copyToClipboard: function (highlighter)
                      {
                          var flashDiv, flashSwf,
                                  highlighterId = highlighter.id
                                  ;
  
                          this.create = function ()
                          {
                              var config = sh.config;
  
                              // disable functionality if running locally
                              if (config.clipboardSwf == null)
                                  return null;
  
                              function params(list)
                              {
                                  var result = '';
  
                                  for (var name in list)
                                      result += "<param name='" + name + "' value='" + list[name] + "'/>";
  
                                  return result;
                              }
                              ;
  
                              function attributes(list)
                              {
                                  var result = '';
  
                                  for (var name in list)
                                      result += " " + name + "='" + list[name] + "'";
  
                                  return result;
                              }
                              ;
  
                              var args1 = {
                                  width: config.toolbarItemWidth,
                                  height: config.toolbarItemHeight,
                                  id: highlighterId + '_clipboard',
                                  type: 'application/x-shockwave-flash',
                                  title: sh.config.strings.copyToClipboard
                              },
                                      // these arguments are used in IE's <param /> collection
                                      args2 = {
                                          allowScriptAccess: 'always',
                                          wmode: 'transparent',
                                          flashVars: 'highlighterId=' + highlighterId,
                                          menu: 'false'
                                      },
                                      swf = config.clipboardSwf,
                                      html
                                      ;
  
                              if (/msie/i.test(navigator.userAgent))
                              {
                                  html = '<object'
                                          + attributes({
                                              classid: 'clsid:d27cdb6e-ae6d-11cf-96b8-444553540000',
                                              codebase: 'http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=9,0,0,0'
                                          })
                                          + attributes(args1)
                                          + '>'
                                          + params(args2)
                                          + params({movie: swf})
                                          + '</object>'
                                          ;
                              } else
                              {
                                  html = '<embed'
                                          + attributes(args1)
                                          + attributes(args2)
                                          + attributes({src: swf})
                                          + '/>'
                                          ;
                              }
  
                              flashDiv = document.createElement('div');
                              flashDiv.innerHTML = html;
  
                              return flashDiv;
                          };
  
                          this.execute = function (sender, event, args)
                          {
                              var command = args.command;
  
                              switch (command)
                              {
                                  case 'get':
                                      var code = sh.utils.unindent(
                                              sh.utils.fixInputString(highlighter.originalCode)
                                              .replace(/&lt;/g, '<')
                                              .replace(/&gt;/g, '>')
                                              .replace(/&amp;/g, '&')
                                              );
  
                                      if (window.clipboardData)
                                          // will fall through to the confirmation because there isn't a break
                                          window.clipboardData.setData('text', code);
                                      else
                                          return sh.utils.unindent(code);
  
                                  case 'ok':
                                      sh.utils.alert(sh.config.strings.copyToClipboardConfirmation);
                                      break;
  
                                  case 'error':
                                      sh.utils.alert(args.message);
                                      break;
                              }
                          };
                      },
  
                      /** Command to print the colored source code. */
                      printSource: function (highlighter)
                      {
                          this.create = function ()
                          {
                              return sh.config.strings.print;
                          };
  
                          this.execute = function (sender, event, args)
                          {
                              var iframe = document.createElement('IFRAME'),
                                      doc = null
                                      ;
  
                              // make sure there is never more than one hidden iframe created by SH
                              if (sh.vars.printFrame != null)
                                  document.body.removeChild(sh.vars.printFrame);
  
                              sh.vars.printFrame = iframe;
  
                              // this hides the iframe
                              iframe.style.cssText = 'position:absolute;width:0px;height:0px;left:-500px;top:-500px;';
  
                              document.body.appendChild(iframe);
                              doc = iframe.contentWindow.document;
  
                              copyStyles(doc, window.document);
                              doc.write('<div class="' + highlighter.div.className.replace('collapsed', '') + ' printing">' + highlighter.div.innerHTML + '</div>');
                              doc.close();
  
                              iframe.contentWindow.focus();
                              iframe.contentWindow.print();
  
                              function copyStyles(destDoc, sourceDoc)
                              {
                                  var links = sourceDoc.getElementsByTagName('link');
  
                                  for (var i = 0; i < links.length; i++)
                                      if (links[i].rel.toLowerCase() == 'stylesheet' && /shCore\.css$/.test(links[i].href))
                                          destDoc.write('<link type="text/css" rel="stylesheet" href="' + links[i].href + '"></link>');
                              }
                              ;
                          };
                      },
  
                      /** Command to display the about dialog window. */
                      about: function (highlighter)
                      {
                          this.create = function ()
                          {
                              return sh.config.strings.help;
                          };
  
                          this.execute = function (sender, event)
                          {
                              var wnd = sh.utils.popup('', '_blank', 500, 250, 'scrollbars=0'),
                                      doc = wnd.document
                                      ;
  
                              doc.write(sh.config.strings.aboutDialog);
                              doc.close();
                              wnd.focus();
                          };
                      }
                  }
              },
  
              utils: {
                  /**
                   * Finds an index of element in the array.
                   * @ignore
                   * @param {Object} searchElement
                   * @param {Number} fromIndex
                   * @return {Number} Returns index of element if found; -1 otherwise.
                   */
                  indexOf: function (array, searchElement, fromIndex)
                  {
                      fromIndex = Math.max(fromIndex || 0, 0);
  
                      for (var i = fromIndex; i < array.length; i++)
                          if (array[i] == searchElement)
                              return i;
  
                      return -1;
                  },
  
                  /**
                   * Generates a unique element ID.
                   */
                  guid: function (prefix)
                  {
                      return prefix + Math.round(Math.random() * 1000000).toString();
                  },
  
                  /**
                   * Merges two objects. Values from obj2 override values in obj1.
                   * Function is NOT recursive and works only for one dimensional objects.
                   * @param {Object} obj1 First object.
                   * @param {Object} obj2 Second object.
                   * @return {Object} Returns combination of both objects.
                   */
                  merge: function (obj1, obj2)
                  {
                      var result = {}, name;
  
                      for (name in obj1)
                          result[name] = obj1[name];
  
                      for (name in obj2)
                          result[name] = obj2[name];
  
                      return result;
                  },
  
                  /**
                   * Attempts to convert string to boolean.
                   * @param {String} value Input string.
                   * @return {Boolean} Returns true if input was "true", false if input was "false" and value otherwise.
                   */
                  toBoolean: function (value)
                  {
                      switch (value)
                      {
                          case "true":
                              return true;
  
                          case "false":
                              return false;
                      }
  
                      return value;
                  },
  
                  /**
                   * Opens up a centered popup window.
                   * @param {String} url		URL to open in the window.
                   * @param {String} name		Popup name.
                   * @param {int} width		Popup width.
                   * @param {int} height		Popup height.
                   * @param {String} options	window.open() options.
                   * @return {Window}			Returns window instance.
                   */
                  popup: function (url, name, width, height, options)
                  {
                      var x = (screen.width - width) / 2,
                              y = (screen.height - height) / 2
                              ;
  
                      options += ', left=' + x +
                              ', top=' + y +
                              ', width=' + width +
                              ', height=' + height
                              ;
                      options = options.replace(/^,/, '');
  
                      var win = window.open(url, name, options);
                      win.focus();
                      return win;
                  },
  
                  /**
                   * Adds event handler to the target object.
                   * @param {Object} obj		Target object.
                   * @param {String} type		Name of the event.
                   * @param {Function} func	Handling function.
                   */
                  addEvent: function (obj, type, func)
                  {
                      if (obj.attachEvent)
                      {
                          obj['e' + type + func] = func;
                          obj[type + func] = function ()
                          {
                              obj['e' + type + func](window.event);
                          }
                          obj.attachEvent('on' + type, obj[type + func]);
                      } else
                      {
                          obj.addEventListener(type, func, false);
                      }
                  },
  
                  /**
                   * Displays an alert.
                   * @param {String} str String to display.
                   */
                  alert: function (str)
                  {
                      alert(sh.config.strings.alert + str)
                  },
  
                  /**
                   * Finds a brush by its alias.
                   *
                   * @param {String} alias	Brush alias.
                   * @param {Boolean} alert	Suppresses the alert if false.
                   * @return {Brush}			Returns bursh constructor if found, null otherwise.
                   */
                  findBrush: function (alias, alert)
                  {
                      var brushes = sh.vars.discoveredBrushes,
                              result = null
                              ;
  
                      if (brushes == null)
                      {
                          brushes = {};
  
                          // Find all brushes
                          for (var brush in sh.brushes)
                          {
                              var aliases = sh.brushes[brush].aliases;
  
                              if (aliases == null)
                                  continue;
  
                              // keep the brush name
                              sh.brushes[brush].name = brush.toLowerCase();
  
                              for (var i = 0; i < aliases.length; i++)
                                  brushes[aliases[i]] = brush;
                          }
  
                          sh.vars.discoveredBrushes = brushes;
                      }
  
                      result = sh.brushes[brushes[alias]];
  
                      if (result == null && alert != false)
                          sh.utils.alert(sh.config.strings.noBrush + alias);
  
                      return result;
                  },
  
                  /**
                   * Executes a callback on each line and replaces each line with result from the callback.
                   * @param {Object} str			Input string.
                   * @param {Object} callback		Callback function taking one string argument and returning a string.
                   */
                  eachLine: function (str, callback)
                  {
                      var lines = str.split('\n');
  
                      for (var i = 0; i < lines.length; i++)
                          lines[i] = callback(lines[i]);
  
                      return lines.join('\n');
                  },
  
                  /**
                   * This is a special trim which only removes first and last empty lines
                   * and doesn't affect valid leading space on the first line.
                   * 
                   * @param {String} str   Input string
                   * @return {String}      Returns string without empty first and last lines.
                   */
                  trimFirstAndLastLines: function (str)
                  {
                      return str.replace(/^[ ]*[\n]+|[\n]*[ ]*$/g, '');
                  },
  
                  /**
                   * Parses key/value pairs into hash object.
                   * 
                   * Understands the following formats:
                   * - name: word;
                   * - name: [word, word];
                   * - name: "string";
                   * - name: 'string';
                   * 
                   * For example:
                   *   name1: value; name2: [value, value]; name3: 'value'
                   *   
                   * @param {String} str    Input string.
                   * @return {Object}       Returns deserialized object.
                   */
                  parseParams: function (str)
                  {
                      var match,
                              result = {},
                              arrayRegex = new XRegExp("^\\[(?<values>(.*?))\\]$"),
                              regex = new XRegExp(
                                      "(?<name>[\\w-]+)" +
                                      "\\s*:\\s*" +
                                      "(?<value>" +
                                      "[\\w-%#]+|" + // word
                                      "\\[.*?\\]|" + // [] array
                                      '".*?"|' + // "" string
                                      "'.*?'" + // '' string
                                      ")\\s*;?",
                                      "g"
                                      )
                              ;
  
                      while ((match = regex.exec(str)) != null)
                      {
                          var value = match.value
                                  .replace(/^['"]|['"]$/g, '') // strip quotes from end of strings
                                  ;
  
                          // try to parse array value
                          if (value != null && arrayRegex.test(value))
                          {
                              var m = arrayRegex.exec(value);
                              value = m.values.length > 0 ? m.values.split(/\s*,\s*/) : [];
                          }
  
                          result[match.name] = value;
                      }
  
                      return result;
                  },
  
                  /**
                   * Wraps each line of the string into <code/> tag with given style applied to it.
                   * 
                   * @param {String} str   Input string.
                   * @param {String} css   Style name to apply to the string.
                   * @return {String}      Returns input string with each line surrounded by <span/> tag.
                   */
                  decorate: function (str, css)
                  {
                      if (str == null || str.length == 0 || str == '\n')
                          return str;
  
                      str = str.replace(/</g, '&lt;');
  
                      // Replace two or more sequential spaces with &nbsp; leaving last space untouched.
                      str = str.replace(/ {2,}/g, function (m)
                      {
                          var spaces = '';
  
                          for (var i = 0; i < m.length - 1; i++)
                              spaces += '&nbsp;';
  
                          return spaces + ' ';
                      });
  
                      // Split each line and apply <span class="...">...</span> to them so that
                      // leading spaces aren't included.
                      if (css != null)
                          str = sh.utils.eachLine(str, function (line)
                          {
                              if (line.length == 0)
                                  return '';
  
                              var spaces = '';
  
                              line = line.replace(/^(&nbsp;| )+/, function (s)
                              {
                                  spaces = s;
                                  return '';
                              });
  
                              if (line.length == 0)
                                  return spaces;
  
                              return spaces + '<code class="' + css + '">' + line + '</code>';
                          });
  
                      return str;
                  },
  
                  /**
                   * Pads number with zeros until it's length is the same as given length.
                   * 
                   * @param {Number} number	Number to pad.
                   * @param {Number} length	Max string length with.
                   * @return {String}			Returns a string padded with proper amount of '0'.
                   */
                  padNumber: function (number, length)
                  {
                      var result = number.toString();
  
                      while (result.length < length)
                          result = '0' + result;
  
                      return result;
                  },
  
                  /**
                   * Measures width of a single space character.
                   * @return {Number} Returns width of a single space character.
                   */
                  measureSpace: function ()
                  {
                      var container = document.createElement('div'),
                              span,
                              result = 0,
                              body = document.body,
                              id = sh.utils.guid('measureSpace'),
                              // variable names will be compressed, so it's better than a plain string
                              divOpen = '<div class="',
                              closeDiv = '</div>',
                              closeSpan = '</span>'
                              ;
  
                      // we have to duplicate highlighter nested structure in order to get an acurate space measurment
                      container.innerHTML =
                              divOpen + 'syntaxhighlighter">'
                              + divOpen + 'lines">'
                              + divOpen + 'line">'
                              + divOpen + 'content'
                              + '"><span class="block"><span id="' + id + '">&nbsp;' + closeSpan + closeSpan
                              + closeDiv
                              + closeDiv
                              + closeDiv
                              + closeDiv
                              ;
  
                      body.appendChild(container);
                      span = document.getElementById(id);
  
                      if (/opera/i.test(navigator.userAgent))
                      {
                          var style = window.getComputedStyle(span, null);
                          result = parseInt(style.getPropertyValue("width"));
                      } else
                      {
                          result = span.offsetWidth;
                      }
  
                      body.removeChild(container);
  
                      return result;
                  },
  
                  /**
                   * Replaces tabs with spaces.
                   * 
                   * @param {String} code		Source code.
                   * @param {Number} tabSize	Size of the tab.
                   * @return {String}			Returns code with all tabs replaces by spaces.
                   */
                  processTabs: function (code, tabSize)
                  {
                      var tab = '';
  
                      for (var i = 0; i < tabSize; i++)
                          tab += ' ';
  
                      return code.replace(/\t/g, tab);
                  },
  
                  /**
                   * Replaces tabs with smart spaces.
                   * 
                   * @param {String} code    Code to fix the tabs in.
                   * @param {Number} tabSize Number of spaces in a column.
                   * @return {String}        Returns code with all tabs replaces with roper amount of spaces.
                   */
                  processSmartTabs: function (code, tabSize)
                  {
                      var lines = code.split('\n'),
                              tab = '\t',
                              spaces = ''
                              ;
  
                      // Create a string with 1000 spaces to copy spaces from... 
                      // It's assumed that there would be no indentation longer than that.
                      for (var i = 0; i < 50; i++)
                          spaces += '                    '; // 20 spaces * 50
  
                      // This function inserts specified amount of spaces in the string
                      // where a tab is while removing that given tab.
                      function insertSpaces(line, pos, count)
                      {
                          return line.substr(0, pos)
                                  + spaces.substr(0, count)
                                  + line.substr(pos + 1, line.length) // pos + 1 will get rid of the tab
                                  ;
                      }
                      ;
  
                      // Go through all the lines and do the 'smart tabs' magic.
                      code = sh.utils.eachLine(code, function (line)
                      {
                          if (line.indexOf(tab) == -1)
                              return line;
  
                          var pos = 0;
  
                          while ((pos = line.indexOf(tab)) != -1)
                          {
                              // This is pretty much all there is to the 'smart tabs' logic.
                              // Based on the position within the line and size of a tab,
                              // calculate the amount of spaces we need to insert.
                              var spaces = tabSize - pos % tabSize;
                              line = insertSpaces(line, pos, spaces);
                          }
  
                          return line;
                      });
  
                      return code;
                  },
  
                  /**
                   * Performs various string fixes based on configuration.
                   */
                  fixInputString: function (str)
                  {
                      var br = /<br\s*\/?>|&lt;br\s*\/?&gt;/gi;
  
                      if (sh.config.bloggerMode == true)
                          str = str.replace(br, '\n');
  
                      if (sh.config.stripBrs == true)
                          str = str.replace(br, '');
  
                      return str;
                  },
  
                  /**
                   * Removes all white space at the begining and end of a string.
                   * 
                   * @param {String} str   String to trim.
                   * @return {String}      Returns string without leading and following white space characters.
                   */
                  trim: function (str)
                  {
                      return str.replace(/^\s+|\s+$/g, '');
                  },
  
                  /**
                   * Unindents a block of text by the lowest common indent amount.
                   * @param {String} str   Text to unindent.
                   * @return {String}      Returns unindented text block.
                   */
                  unindent: function (str)
                  {
                      var lines = sh.utils.fixInputString(str).split('\n'),
                              indents = new Array(),
                              regex = /^\s*/,
                              min = 1000
                              ;
  
                      // go through every line and check for common number of indents
                      for (var i = 0; i < lines.length && min > 0; i++)
                      {
                          var line = lines[i];
  
                          if (sh.utils.trim(line).length == 0)
                              continue;
  
                          var matches = regex.exec(line);
  
                          // In the event that just one line doesn't have leading white space
                          // we can't unindent anything, so bail completely.
                          if (matches == null)
                              return str;
  
                          min = Math.min(matches[0].length, min);
                      }
  
                      // trim minimum common number of white space from the begining of every line
                      if (min > 0)
                          for (var i = 0; i < lines.length; i++)
                              lines[i] = lines[i].substr(min);
  
                      return lines.join('\n');
                  },
  
                  /**
                   * Callback method for Array.sort() which sorts matches by
                   * index position and then by length.
                   * 
                   * @param {Match} m1	Left object.
                   * @param {Match} m2    Right object.
                   * @return {Number}     Returns -1, 0 or -1 as a comparison result.
                   */
                  matchesSortCallback: function (m1, m2)
                  {
                      // sort matches by index first
                      if (m1.index < m2.index)
                          return -1;
                      else if (m1.index > m2.index)
                          return 1;
                      else
                      {
                          // if index is the same, sort by length
                          if (m1.length < m2.length)
                              return -1;
                          else if (m1.length > m2.length)
                              return 1;
                      }
  
                      return 0;
                  },
  
                  /**
                   * Executes given regular expression on provided code and returns all
                   * matches that are found.
                   * 
                   * @param {String} code    Code to execute regular expression on.
                   * @param {Object} regex   Regular expression item info from <code>regexList</code> collection.
                   * @return {Array}         Returns a list of Match objects.
                   */
                  getMatches: function (code, regexInfo)
                  {
                      function defaultAdd(match, regexInfo)
                      {
                          return [new sh.Match(match[0], match.index, regexInfo.css)];
                      }
                      ;
  
                      var index = 0,
                              match = null,
                              result = [],
                              func = regexInfo.func ? regexInfo.func : defaultAdd
                              ;
  
                      while ((match = regexInfo.regex.exec(code)) != null)
                          result = result.concat(func(match, regexInfo));
  
                      return result;
                  },
  
                  processUrls: function (code)
                  {
                      var lt = '&lt;',
                              gt = '&gt;'
                              ;
  
                      return code.replace(sh.regexLib.url, function (m)
                      {
                          var suffix = '', prefix = '';
  
                          // We include &lt; and &gt; in the URL for the common cases like <http://google.com>
                          // The problem is that they get transformed into &lt;http://google.com&gt;
                          // Where as &gt; easily looks like part of the URL string.
  
                          if (m.indexOf(lt) == 0)
                          {
                              prefix = lt;
                              m = m.substring(lt.length);
                          }
  
                          if (m.indexOf(gt) == m.length - gt.length)
                          {
                              m = m.substring(0, m.length - gt.length);
                              suffix = gt;
                          }
  
                          return prefix + '<a href="' + m + '">' + m + '</a>' + suffix;
                      });
                  },
  
                  /**
                   * Finds all <SCRIPT TYPE="syntaxhighlighter" /> elements.
                   * @return {Array} Returns array of all found SyntaxHighlighter tags.
                   */
                  getSyntaxHighlighterScriptTags: function ()
                  {
                      var tags = document.getElementsByTagName('script'),
                              result = []
                              ;
  
                      for (var i = 0; i < tags.length; i++)
                          if (tags[i].type == 'syntaxhighlighter')
                              result.push(tags[i]);
  
                      return result;
                  },
  
                  /**
                   * Strips <![CDATA[]]> from <SCRIPT /> content because it should be used
                   * there in most cases for XHTML compliance.
                   * @param {String} original	Input code.
                   * @return {String} Returns code without leading <![CDATA[]]> tags.
                   */
                  stripCData: function (original)
                  {
                      var left = '<![CDATA[',
                              right = ']]>',
                              // for some reason IE inserts some leading blanks here
                              copy = sh.utils.trim(original),
                              changed = false
                              ;
  
                      if (copy.indexOf(left) == 0)
                      {
                          copy = copy.substring(left.length);
                          changed = true;
                      }
  
                      if (copy.indexOf(right) == copy.length - right.length)
                      {
                          copy = copy.substring(0, copy.length - right.length);
                          changed = true;
                      }
  
                      return changed ? copy : original;
                  }
              }, // end of utils
  
              /**
               * Shorthand to highlight all elements on the page that are marked as 
               * SyntaxHighlighter source code.
               * 
               * @param {Object} globalParams		Optional parameters which override element's 
               * 									parameters. Only used if element is specified.
               * 
               * @param {Object} element	Optional element to highlight. If none is
               * 							provided, all elements in the current document 
               * 							are highlighted.
               */
              highlight: function (globalParams, element)
              {
                  function toArray(source)
                  {
                      var result = [];
  
                      for (var i = 0; i < source.length; i++)
                          result.push(source[i]);
  
                      return result;
                  }
                  ;
  
                  var elements = element ? [element] : toArray(document.getElementsByTagName(sh.config.tagName)),
                          propertyName = 'innerHTML',
                          highlighter = null,
                          conf = sh.config
                          ;
  
                  // support for <SCRIPT TYPE="syntaxhighlighter" /> feature
                  if (conf.useScriptTags)
                      elements = elements.concat(sh.utils.getSyntaxHighlighterScriptTags());
  
                  if (elements.length === 0)
                      return;
  
                  for (var i = 0; i < elements.length; i++)
                  {
                      var target = elements[i],
                              params = sh.utils.parseParams(target.className),
                              brushName,
                              code,
                              result
                              ;
  
                      // local params take precedence over globals
                      params = sh.utils.merge(globalParams, params);
                      brushName = params['brush'];
  
                      if (brushName == null)
                          continue;
  
                      // Instantiate a brush
                      if (params['html-script'] == 'true' || sh.defaults['html-script'] == true)
                      {
                          highlighter = new sh.HtmlScript(brushName);
                          brushName = 'htmlscript';
                      } else
                      {
                          var brush = sh.utils.findBrush(brushName);
  
                          if (brush)
                          {
                              brushName = brush.name;
                              highlighter = new brush();
                          } else
                          {
                              continue;
                          }
                      }
  
                      code = target[propertyName];
  
                      // remove CDATA from <SCRIPT/> tags if it's present
                      if (conf.useScriptTags)
                          code = sh.utils.stripCData(code);
  
                      params['brush-name'] = brushName;
                      highlighter.highlight(code, params);
  
                      result = highlighter.div;
  
                      if (sh.config.debug)
                      {
                          result = document.createElement('textarea');
                          result.value = highlighter.div.innerHTML;
                          result.style.width = '70em';
                          result.style.height = '30em';
                      }
  
                      target.parentNode.replaceChild(result, target);
                  }
              },
  
              /**
               * Main entry point for the SyntaxHighlighter.
               * @param {Object} params Optional params to apply to all highlighted elements.
               */
              all: function (params)
              {
                  sh.utils.addEvent(
                          window,
                          'load',
                          function () {
                              sh.highlight(params);
                          }
                  );
              }
          }; // end of sh
  
          /**
           * Match object.
           */
          sh.Match = function (value, index, css)
          {
              this.value = value;
              this.index = index;
              this.length = value.length;
              this.css = css;
              this.brushName = null;
          };
  
          sh.Match.prototype.toString = function ()
          {
              return this.value;
          };
  
          /**
           * Simulates HTML code with a scripting language embedded.
           * 
           * @param {String} scriptBrushName Brush name of the scripting language.
           */
          sh.HtmlScript = function (scriptBrushName)
          {
              var brushClass = sh.utils.findBrush(scriptBrushName),
                      scriptBrush,
                      xmlBrush = new sh.brushes.Xml(),
                      bracketsRegex = null
                      ;
  
              if (brushClass == null)
                  return;
  
              scriptBrush = new brushClass();
              this.xmlBrush = xmlBrush;
  
              if (scriptBrush.htmlScript == null)
              {
                  sh.utils.alert(sh.config.strings.brushNotHtmlScript + scriptBrushName);
                  return;
              }
  
              xmlBrush.regexList.push(
                      {regex: scriptBrush.htmlScript.code, func: process}
              );
  
              function offsetMatches(matches, offset)
              {
                  for (var j = 0; j < matches.length; j++)
                      matches[j].index += offset;
              }
  
              function process(match, info)
              {
                  var code = match.code,
                          matches = [],
                          regexList = scriptBrush.regexList,
                          offset = match.index + match.left.length,
                          htmlScript = scriptBrush.htmlScript,
                          result
                          ;
  
                  // add all matches from the code
                  for (var i = 0; i < regexList.length; i++)
                  {
                      result = sh.utils.getMatches(code, regexList[i]);
                      offsetMatches(result, offset);
                      matches = matches.concat(result);
                  }
  
                  // add left script bracket
                  if (htmlScript.left != null && match.left != null)
                  {
                      result = sh.utils.getMatches(match.left, htmlScript.left);
                      offsetMatches(result, match.index);
                      matches = matches.concat(result);
                  }
  
                  // add right script bracket
                  if (htmlScript.right != null && match.right != null)
                  {
                      result = sh.utils.getMatches(match.right, htmlScript.right);
                      offsetMatches(result, match.index + match[0].lastIndexOf(match.right));
                      matches = matches.concat(result);
                  }
  
                  for (var j = 0; j < matches.length; j++)
                      matches[j].brushName = brushClass.name;
  
                  return matches;
              }
          };
  
          sh.HtmlScript.prototype.highlight = function (code, params)
          {
              this.xmlBrush.highlight(code, params);
              this.div = this.xmlBrush.div;
          }
  
          /**
           * Main Highlither class.
           * @constructor
           */
          sh.Highlighter = function ()
          {
          };
  
          sh.Highlighter.prototype = {
              /**
               * Returns value of the parameter passed to the highlighter.
               * @param {String} name				Name of the parameter.
               * @param {Object} defaultValue		Default value.
               * @return {Object}					Returns found value or default value otherwise.
               */
              getParam: function (name, defaultValue)
              {
                  var result = this.params[name];
                  return sh.utils.toBoolean(result == null ? defaultValue : result);
              },
  
              /**
               * Shortcut to document.createElement().
               * @param {String} name		Name of the element to create (DIV, A, etc).
               * @return {HTMLElement}	Returns new HTML element.
               */
              create: function (name)
              {
                  return document.createElement(name);
              },
  
              /**
               * Applies all regular expression to the code and stores all found
               * matches in the `this.matches` array.
               * @param {Array} regexList		List of regular expressions.
               * @param {String} code			Source code.
               * @return {Array}				Returns list of matches.
               */
              findMatches: function (regexList, code)
              {
                  var result = [];
  
                  if (regexList != null)
                      for (var i = 0; i < regexList.length; i++)
                          // BUG: length returns len+1 for array if methods added to prototype chain (oising@gmail.com)
                          if (typeof (regexList[i]) == "object")
                              result = result.concat(sh.utils.getMatches(code, regexList[i]));
  
                  // sort the matches
                  return result.sort(sh.utils.matchesSortCallback);
              },
  
              /**
               * Checks to see if any of the matches are inside of other matches. 
               * This process would get rid of highligted strings inside comments, 
               * keywords inside strings and so on.
               */
              removeNestedMatches: function ()
              {
                  var matches = this.matches;
  
                  // Optimized by Jose Prado (http://joseprado.com)
                  for (var i = 0; i < matches.length; i++)
                  {
                      if (matches[i] === null)
                          continue;
  
                      var itemI = matches[i],
                              itemIEndPos = itemI.index + itemI.length
                              ;
  
                      for (var j = i + 1; j < matches.length && matches[i] !== null; j++)
                      {
                          var itemJ = matches[j];
  
                          if (itemJ === null)
                              continue;
                          else if (itemJ.index > itemIEndPos)
                              break;
                          else if (itemJ.index == itemI.index && itemJ.length > itemI.length)
                              this.matches[i] = null;
                          else if (itemJ.index >= itemI.index && itemJ.index < itemIEndPos)
                              this.matches[j] = null;
                      }
                  }
              },
  
              /**
               * Splits block of text into individual DIV lines.
               * @param {String} code     Code to highlight.
               * @return {String}         Returns highlighted code in HTML form.
               */
              createDisplayLines: function (code)
              {
                  var lines = code.split(/\n/g),
                          firstLine = parseInt(this.getParam('first-line')),
                          padLength = this.getParam('pad-line-numbers'),
                          highlightedLines = this.getParam('highlight', []),
                          hasGutter = this.getParam('gutter')
                          ;
  
                  code = '';
  
                  if (padLength == true)
                      padLength = (firstLine + lines.length - 1).toString().length;
                  else if (isNaN(padLength) == true)
                      padLength = 0;
  
                  for (var i = 0; i < lines.length; i++)
                  {
                      var line = lines[i],
                              indent = /^(&nbsp;|\s)+/.exec(line),
                              lineClass = 'alt' + (i % 2 == 0 ? 1 : 2),
                              lineNumber = sh.utils.padNumber(firstLine + i, padLength),
                              highlighted = sh.utils.indexOf(highlightedLines, (firstLine + i).toString()) != -1,
                              spaces = null
                              ;
  
                      if (indent != null)
                      {
                          spaces = indent[0].toString();
                          line = line.substr(spaces.length);
                      }
  
                      line = sh.utils.trim(line);
  
                      if (line.length == 0)
                          line = '&nbsp;';
  
                      if (highlighted)
                          lineClass += ' highlighted';
  
                      code +=
                              '<div class="line ' + lineClass + '">'
                              + '<table>'
                              + '<tr>'
                              + (hasGutter ? '<td class="number"><code>' + lineNumber + '</code></td>' : '')
                              + '<td class="content">'
                              + (spaces != null ? '<code class="spaces">' + spaces.replace(' ', '&nbsp;') + '</code>' : '')
                              + line
                              + '</td>'
                              + '</tr>'
                              + '</table>'
                              + '</div>'
                              ;
                  }
  
                  return code;
              },
  
              /**
               * Finds all matches in the source code.
               * @param {String} code		Source code to process matches in.
               * @param {Array} matches	Discovered regex matches.
               * @return {String} Returns formatted HTML with processed mathes.
               */
              processMatches: function (code, matches)
              {
                  var pos = 0,
                          result = '',
                          decorate = sh.utils.decorate, // make an alias to save some bytes
                          brushName = this.getParam('brush-name', '')
                          ;
  
                  function getBrushNameCss(match)
                  {
                      var result = match ? (match.brushName || brushName) : brushName;
                      return result ? result + ' ' : '';
                  }
                  ;
  
                  // Finally, go through the final list of matches and pull the all
                  // together adding everything in between that isn't a match.
                  for (var i = 0; i < matches.length; i++)
                  {
                      var match = matches[i],
                              matchBrushName
                              ;
  
                      if (match === null || match.length === 0)
                          continue;
  
                      matchBrushName = getBrushNameCss(match);
  
                      result += decorate(code.substr(pos, match.index - pos), matchBrushName + 'plain')
                              + decorate(match.value, matchBrushName + match.css)
                              ;
  
                      pos = match.index + match.length;
                  }
  
                  // don't forget to add whatever's remaining in the string
                  result += decorate(code.substr(pos), getBrushNameCss() + 'plain');
  
                  return result;
              },
  
              /**
               * Highlights the code and returns complete HTML.
               * @param {String} code     Code to highlight.
               * @param {Object} params   Parameters object.
               */
              highlight: function (code, params)
              {
                  // using variables for shortcuts because JS compressor will shorten local variable names
                  var conf = sh.config,
                          vars = sh.vars,
                          div,
                          divClassName,
                          tabSize,
                          important = 'important'
                          ;
  
                  this.params = {};
                  this.div = null;
                  this.lines = null;
                  this.code = null;
                  this.bar = null;
                  this.toolbarCommands = {};
                  this.id = sh.utils.guid('highlighter_');
  
                  // register this instance in the highlighters list
                  vars.highlighters[this.id] = this;
  
                  if (code === null)
                      code = '';
  
                  // local params take precedence over defaults
                  this.params = sh.utils.merge(sh.defaults, params || {});
  
                  // process light mode
                  if (this.getParam('light') == true)
                      this.params.toolbar = this.params.gutter = false;
  
                  this.div = div = this.create('DIV');
                  this.lines = this.create('DIV');
                  this.lines.className = 'lines';
  
                  className = 'syntaxhighlighter';
                  div.id = this.id;
  
                  // make collapsed
                  if (this.getParam('collapse'))
                      className += ' collapsed';
  
                  // disable gutter
                  if (this.getParam('gutter') == false)
                      className += ' nogutter';
  
                  // disable line wrapping
                  if (this.getParam('wrap-lines') == false)
                      this.lines.className += ' no-wrap';
  
                  // add custom user style name
                  className += ' ' + this.getParam('class-name');
  
                  // add brush alias to the class name for custom CSS
                  className += ' ' + this.getParam('brush-name');
  
                  div.className = className;
  
                  this.originalCode = code;
                  this.code = sh.utils.trimFirstAndLastLines(code)
                          .replace(/\r/g, ' ') // IE lets these buggers through
                          ;
  
                  tabSize = this.getParam('tab-size');
  
                  // replace tabs with spaces
                  this.code = this.getParam('smart-tabs') == true
                          ? sh.utils.processSmartTabs(this.code, tabSize)
                          : sh.utils.processTabs(this.code, tabSize)
                          ;
  
                  this.code = sh.utils.unindent(this.code);
  
                  // add controls toolbar
                  if (this.getParam('toolbar'))
                  {
                      this.bar = this.create('DIV');
                      this.bar.className = 'bar';
                      this.bar.appendChild(sh.toolbar.create(this));
                      div.appendChild(this.bar);
  
                      // set up toolbar rollover
                      var bar = this.bar;
                      function hide() {
                          bar.className = bar.className.replace('show', '');
                      }
                      div.onmouseover = function () {
                          hide();
                          bar.className += ' show';
                      };
                      div.onmouseout = function () {
                          hide();
                      }
                  }
  
                  div.appendChild(this.lines);
  
                  this.matches = this.findMatches(this.regexList, this.code);
                  this.removeNestedMatches();
  
                  code = this.processMatches(this.code, this.matches);
  
                  // finally, split all lines so that they wrap well
                  code = this.createDisplayLines(sh.utils.trim(code));
  
                  // finally, process the links
                  if (this.getParam('auto-links'))
                      code = sh.utils.processUrls(code);
  
                  this.lines.innerHTML = code;
              },
  
              /**
               * Converts space separated list of keywords into a regular expression string.
               * @param {String} str    Space separated keywords.
               * @return {String}       Returns regular expression string.
               */
              getKeywords: function (str)
              {
                  str = str
                          .replace(/^\s+|\s+$/g, '')
                          .replace(/\s+/g, '|')
                          ;
  
                  return '\\b(?:' + str + ')\\b';
              },
  
              /**
               * Makes a brush compatible with the `html-script` functionality.
               * @param {Object} regexGroup Object containing `left` and `right` regular expressions.
               */
              forHtmlScript: function (regexGroup)
              {
                  this.htmlScript = {
                      left: {regex: regexGroup.left, css: 'script'},
                      right: {regex: regexGroup.right, css: 'script'},
                      code: new XRegExp(
                              "(?<left>" + regexGroup.left.source + ")" +
                              "(?<code>.*?)" +
                              "(?<right>" + regexGroup.right.source + ")",
                              "sgi"
                              )
                  };
              }
          }; // end of Highlighter
  
          return sh;
      }(); // end of anonymous function
  
  
  /**
   * XRegExp 0.6.1
   * (c) 2007-2008 Steven Levithan
   * <http://stevenlevithan.com/regex/xregexp/>
   * MIT License
   * 
   * provides an augmented, cross-browser implementation of regular expressions
   * including support for additional modifiers and syntax. several convenience
   * methods and a recursive-construct parser are also included.
   */
  
  // prevent running twice, which would break references to native globals
  if (!window.XRegExp) {
  // anonymous function to avoid global variables
      (function () {
  // copy various native globals for reference. can't use the name ``native``
  // because it's a reserved JavaScript keyword.
          var real = {
              exec: RegExp.prototype.exec,
              match: String.prototype.match,
              replace: String.prototype.replace,
              split: String.prototype.split
          },
                  /* regex syntax parsing with support for all the necessary cross-
                   browser and context issues (escapings, character classes, etc.) */
                  lib = {
                      part: /(?:[^\\([#\s.]+|\\(?!k<[\w$]+>|[pP]{[^}]+})[\S\s]?|\((?=\?(?!#|<[\w$]+>)))+|(\()(?:\?(?:(#)[^)]*\)|<([$\w]+)>))?|\\(?:k<([\w$]+)>|[pP]{([^}]+)})|(\[\^?)|([\S\s])/g,
                      replaceVar: /(?:[^$]+|\$(?![1-9$&`']|{[$\w]+}))+|\$(?:([1-9]\d*|[$&`'])|{([$\w]+)})/g,
                      extended: /^(?:\s+|#.*)+/,
                      quantifier: /^(?:[?*+]|{\d+(?:,\d*)?})/,
                      classLeft: /&&\[\^?/g,
                      classRight: /]/g
                  },
                  indexOf = function (array, item, from) {
                      for (var i = from || 0; i < array.length; i++)
                          if (array[i] === item)
                              return i;
                      return -1;
                  },
                  brokenExecUndef = /()??/.exec("")[1] !== undefined,
                  plugins = {};
  
          /**
           * Accepts a pattern and flags, returns a new, extended RegExp object.
           * differs from a native regex in that additional flags and syntax are
           * supported and browser inconsistencies are ameliorated.
           * @ignore
           */
          XRegExp = function (pattern, flags) {
              if (pattern instanceof RegExp) {
                  if (flags !== undefined)
                      throw TypeError("can't supply flags when constructing one RegExp from another");
                  return pattern.addFlags(); // new copy
              }
  
              var flags = flags || "",
                      singleline = flags.indexOf("s") > -1,
                      extended = flags.indexOf("x") > -1,
                      hasNamedCapture = false,
                      captureNames = [],
                      output = [],
                      part = lib.part,
                      match, cc, len, index, regex;
  
              part.lastIndex = 0; // in case the last XRegExp compilation threw an error (unbalanced character class)
  
              while (match = real.exec.call(part, pattern)) {
                  // comment pattern. this check must come before the capturing group check,
                  // because both match[1] and match[2] will be non-empty.
                  if (match[2]) {
                      // keep tokens separated unless the following token is a quantifier
                      if (!lib.quantifier.test(pattern.slice(part.lastIndex)))
                          output.push("(?:)");
                      // capturing group
                  } else if (match[1]) {
                      captureNames.push(match[3] || null);
                      if (match[3])
                          hasNamedCapture = true;
                      output.push("(");
                      // named backreference
                  } else if (match[4]) {
                      index = indexOf(captureNames, match[4]);
                      // keep backreferences separate from subsequent literal numbers
                      // preserve backreferences to named groups that are undefined at this point as literal strings
                      output.push(index > -1 ?
                              "\\" + (index + 1) + (isNaN(pattern.charAt(part.lastIndex)) ? "" : "(?:)") :
                              match[0]
                              );
                      // unicode element (requires plugin)
                  } else if (match[5]) {
                      output.push(plugins.unicode ?
                              plugins.unicode.get(match[5], match[0].charAt(1) === "P") :
                              match[0]
                              );
                      // character class opening delimiter ("[" or "[^")
                      // (non-native unicode elements are not supported within character classes)
                  } else if (match[6]) {
                      if (pattern.charAt(part.lastIndex) === "]") {
                          // for cross-browser compatibility with ECMA-262 v3 behavior,
                          // convert [] to (?!) and [^] to [\S\s].
                          output.push(match[6] === "[" ? "(?!)" : "[\\S\\s]");
                          part.lastIndex++;
                      } else {
                          // parse the character class with support for inner escapes and
                          // ES4's infinitely nesting intersection syntax ([&&[^&&[]]]).
                          cc = XRegExp.matchRecursive("&&" + pattern.slice(match.index), lib.classLeft, lib.classRight, "", {escapeChar: "\\"})[0];
                          output.push(match[6] + cc + "]");
                          part.lastIndex += cc.length + 1;
                      }
                      // dot ("."), pound sign ("#"), or whitespace character
                  } else if (match[7]) {
                      if (singleline && match[7] === ".") {
                          output.push("[\\S\\s]");
                      } else if (extended && lib.extended.test(match[7])) {
                          len = real.exec.call(lib.extended, pattern.slice(part.lastIndex - 1))[0].length;
                          // keep tokens separated unless the following token is a quantifier
                          if (!lib.quantifier.test(pattern.slice(part.lastIndex - 1 + len)))
                              output.push("(?:)");
                          part.lastIndex += len - 1;
                      } else {
                          output.push(match[7]);
                      }
                  } else {
                      output.push(match[0]);
                  }
              }
  
              regex = RegExp(output.join(""), real.replace.call(flags, /[sx]+/g, ""));
              regex._x = {
                  source: pattern,
                  captureNames: hasNamedCapture ? captureNames : null
              };
              return regex;
          };
  
          /**
           * Barebones plugin support for now (intentionally undocumented)
           * @ignore
           * @param {Object} name
           * @param {Object} o
           */
          XRegExp.addPlugin = function (name, o) {
              plugins[name] = o;
          };
  
          /**
           * Adds named capture support, with values returned as ``result.name``.
           * 
           * Also fixes two cross-browser issues, following the ECMA-262 v3 spec:
           *  - captured values for non-participating capturing groups should be returned
           *    as ``undefined``, rather than the empty string.
           *  - the regex's ``lastIndex`` should not be incremented after zero-length
           *    matches.
           * @ignore
           */
          RegExp.prototype.exec = function (str) {
              var match = real.exec.call(this, str),
                      name, i, r2;
              if (match) {
                  // fix browsers whose exec methods don't consistently return
                  // undefined for non-participating capturing groups
                  if (brokenExecUndef && match.length > 1) {
                      // r2 doesn't need /g or /y, but they shouldn't hurt
                      r2 = new RegExp("^" + this.source + "$(?!\\s)", this.getNativeFlags());
                      real.replace.call(match[0], r2, function () {
                          for (i = 1; i < arguments.length - 2; i++) {
                              if (arguments[i] === undefined)
                                  match[i] = undefined;
                          }
                      });
                  }
                  // attach named capture properties
                  if (this._x && this._x.captureNames) {
                      for (i = 1; i < match.length; i++) {
                          name = this._x.captureNames[i - 1];
                          if (name)
                              match[name] = match[i];
                      }
                  }
                  // fix browsers that increment lastIndex after zero-length matches
                  if (this.global && this.lastIndex > (match.index + match[0].length))
                      this.lastIndex--;
              }
              return match;
          };
      })(); // end anonymous function
  } // end if(!window.XRegExp)
  
  /**
   * intentionally undocumented
   * @ignore
   */
  RegExp.prototype.getNativeFlags = function () {
      return (this.global ? "g" : "") +
              (this.ignoreCase ? "i" : "") +
              (this.multiline ? "m" : "") +
              (this.extended ? "x" : "") +
              (this.sticky ? "y" : "");
  };
  
  /**
   * Accepts flags; returns a new XRegExp object generated by recompiling
   * the regex with the additional flags (may include non-native flags).
   * The original regex object is not altered.
   * @ignore
   */
  RegExp.prototype.addFlags = function (flags) {
      var regex = new XRegExp(this.source, (flags || "") + this.getNativeFlags());
      if (this._x) {
          regex._x = {
              source: this._x.source,
              captureNames: this._x.captureNames ? this._x.captureNames.slice(0) : null
          };
      }
      return regex;
  };
  
  /**
   * Accepts a context object and string; returns the result of calling
   * ``exec`` with the provided string. the context is ignored but is
   * accepted for congruity with ``Function.prototype.call``.
   * @ignore
   */
  RegExp.prototype.call = function (context, str) {
      return this.exec(str);
  };
  
  /**
   * Accepts a context object and arguments array; returns the result of
   * calling ``exec`` with the first value in the arguments array. the context
   * is ignored but is accepted for congruity with ``Function.prototype.apply``.
   * @ignore
   */
  RegExp.prototype.apply = function (context, args) {
      return this.exec(args[0]);
  };
  
  /**
   * Accepts a pattern and flags; returns an XRegExp object. if the pattern
   * and flag combination has previously been cached, the cached copy is
   * returned, otherwise the new object is cached.
   * @ignore
   */
  XRegExp.cache = function (pattern, flags) {
      var key = "/" + pattern + "/" + (flags || "");
      return XRegExp.cache[key] || (XRegExp.cache[key] = new XRegExp(pattern, flags));
  };
  
  /**
   * Accepts a string; returns the string with regex metacharacters escaped.
   * the returned string can safely be used within a regex to match a literal
   * string. escaped characters are [, ], {, }, (, ), -, *, +, ?, ., \, ^, $,
   * |, #, [comma], and whitespace.
   * @ignore
   */
  XRegExp.escape = function (str) {
      return str.replace(/[-[\]{}()*+?.\\^$|,#\s]/g, "\\$&");
  };
  
  /**
   * Accepts a string to search, left and right delimiters as regex pattern
   * strings, optional regex flags (may include non-native s, x, and y flags),
   * and an options object which allows setting an escape character and changing
   * the return format from an array of matches to a two-dimensional array of
   * string parts with extended position data. returns an array of matches
   * (optionally with extended data), allowing nested instances of left and right
   * delimiters. use the g flag to return all matches, otherwise only the first
   * is returned. if delimiters are unbalanced within the subject data, an error
   * is thrown.
   * 
   * This function admittedly pushes the boundaries of what can be accomplished
   * sensibly without a "real" parser. however, by doing so it provides flexible
   * and powerful recursive parsing capabilities with minimal code weight.
   * 
   * Warning: the ``escapeChar`` option is considered experimental and might be
   * changed or removed in future versions of XRegExp.
   * 
   * unsupported features:
   *  - backreferences within delimiter patterns when using ``escapeChar``.
   *  - although providing delimiters as regex objects adds the minor feature of
   *    independent delimiter flags, it introduces other limitations and is only
   *    intended to be done by the ``XRegExp`` constructor (which can't call
   *    itself while building a regex).
   * 
   * @ignore
   */
  XRegExp.matchRecursive = function (str, left, right, flags, options) {
      var options = options || {},
              escapeChar = options.escapeChar,
              vN = options.valueNames,
              flags = flags || "",
              global = flags.indexOf("g") > -1,
              ignoreCase = flags.indexOf("i") > -1,
              multiline = flags.indexOf("m") > -1,
              sticky = flags.indexOf("y") > -1,
              /* sticky mode has its own handling in this function, which means you
               can use flag "y" even in browsers which don't support it natively */
              flags = flags.replace(/y/g, ""),
              left = left  instanceof RegExp ? (left.global ? left : left.addFlags("g")) : new XRegExp(left, "g" + flags),
              right = right instanceof RegExp ? (right.global ? right : right.addFlags("g")) : new XRegExp(right, "g" + flags),
              output = [],
              openTokens = 0,
              delimStart = 0,
              delimEnd = 0,
              lastOuterEnd = 0,
              outerStart, innerStart, leftMatch, rightMatch, escaped, esc;
  
      if (escapeChar) {
          if (escapeChar.length > 1)
              throw SyntaxError("can't supply more than one escape character");
          if (multiline)
              throw TypeError("can't supply escape character when using the multiline flag");
          escaped = XRegExp.escape(escapeChar);
          /* Escape pattern modifiers:
           /g - not needed here
           /i - included
           /m - **unsupported**, throws error
           /s - handled by XRegExp when delimiters are provided as strings
           /x - handled by XRegExp when delimiters are provided as strings
           /y - not needed here; supported by other handling in this function
           */
          esc = new RegExp(
                  "^(?:" + escaped + "[\\S\\s]|(?:(?!" + left.source + "|" + right.source + ")[^" + escaped + "])+)+",
                  ignoreCase ? "i" : ""
                  );
      }
  
      while (true) {
          /* advance the starting search position to the end of the last delimiter match.
           a couple special cases are also covered:
           - if using an escape character, advance to the next delimiter's starting position,
           skipping any escaped characters
           - first time through, reset lastIndex in case delimiters were provided as regexes
           */
          left.lastIndex = right.lastIndex = delimEnd +
                  (escapeChar ? (esc.exec(str.slice(delimEnd)) || [""])[0].length : 0);
  
          leftMatch = left.exec(str);
          rightMatch = right.exec(str);
  
          // only keep the result which matched earlier in the string
          if (leftMatch && rightMatch) {
              if (leftMatch.index <= rightMatch.index)
                  rightMatch = null;
              else
                  leftMatch = null;
          }
  
          /* paths*:
           leftMatch | rightMatch | openTokens | result
           1         | 0          | 1          | ...
           1         | 0          | 0          | ...
           0         | 1          | 1          | ...
           0         | 1          | 0          | throw
           0         | 0          | 1          | throw
           0         | 0          | 0          | break
           * - does not include the sticky mode special case
           - the loop ends after the first completed match if not in global mode
           */
  
          if (leftMatch || rightMatch) {
              delimStart = (leftMatch || rightMatch).index;
              delimEnd = (leftMatch ? left : right).lastIndex;
          } else if (!openTokens) {
              break;
          }
  
          if (sticky && !openTokens && delimStart > lastOuterEnd)
              break;
  
          if (leftMatch) {
              if (!openTokens++) {
                  outerStart = delimStart;
                  innerStart = delimEnd;
              }
          } else if (rightMatch && openTokens) {
              if (!--openTokens) {
                  if (vN) {
                      if (vN[0] && outerStart > lastOuterEnd)
                          output.push([vN[0], str.slice(lastOuterEnd, outerStart), lastOuterEnd, outerStart]);
                      if (vN[1])
                          output.push([vN[1], str.slice(outerStart, innerStart), outerStart, innerStart]);
                      if (vN[2])
                          output.push([vN[2], str.slice(innerStart, delimStart), innerStart, delimStart]);
                      if (vN[3])
                          output.push([vN[3], str.slice(delimStart, delimEnd), delimStart, delimEnd]);
                  } else {
                      output.push(str.slice(innerStart, delimStart));
                  }
                  lastOuterEnd = delimEnd;
                  if (!global)
                      break;
              }
          } else {
              // reset lastIndex in case delimiters were provided as regexes
              left.lastIndex = right.lastIndex = 0;
              throw Error("subject data contains unbalanced delimiters");
          }
  
          // if the delimiter matched an empty string, advance delimEnd to avoid an infinite loop
          if (delimStart === delimEnd)
              delimEnd++;
      }
  
      if (global && !sticky && vN && vN[0] && str.length > lastOuterEnd)
          output.push([vN[0], str.slice(lastOuterEnd), lastOuterEnd, str.length]);
  
      // reset lastIndex in case delimiters were provided as regexes
      left.lastIndex = right.lastIndex = 0;
  
      return output;
  };
  /**
   * SyntaxHighlighter
   * http://alexgorbatchev.com/
   *
   * SyntaxHighlighter is donationware. If you are using it, please donate.
   * http://alexgorbatchev.com/wiki/SyntaxHighlighter:Donate
   *
   * @version
   * 2.0.320 (May 03 2009)
   * 
   * @copyright
   * Copyright (C) 2004-2009 Alex Gorbatchev.
   *
   * @license
   * This file is part of SyntaxHighlighter.
   * 
   * SyntaxHighlighter is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   * 
   * SyntaxHighlighter is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   * 
   * You should have received a copy of the GNU General Public License
   * along with SyntaxHighlighter.  If not, see <http://www.gnu.org/copyleft/lesser.html>.
   */
  SyntaxHighlighter.brushes.Xml = function ()
  {
      function process(match, regexInfo)
      {
          var constructor = SyntaxHighlighter.Match,
                  code = match[0],
                  tag = new XRegExp('(&lt;|<)[\\s\\/\\?]*(?<name>[:\\w-\\.]+)', 'xg').exec(code),
                  result = []
                  ;
  
          if (match.attributes != null)
          {
              var attributes,
                      regex = new XRegExp('(?<name> [\\w:\\-\\.]+)' +
                              '\\s*=\\s*' +
                              '(?<value> ".*?"|\'.*?\'|\\w+)',
                              'xg');
  
              while ((attributes = regex.exec(code)) != null)
              {
                  result.push(new constructor(attributes.name, match.index + attributes.index, 'color1'));
                  result.push(new constructor(attributes.value, match.index + attributes.index + attributes[0].indexOf(attributes.value), 'string'));
              }
          }
  
          if (tag != null)
              result.push(
                      new constructor(tag.name, match.index + tag[0].indexOf(tag.name), 'keyword')
                      );
  
          return result;
      }
  
      this.regexList = [
          {regex: new XRegExp('(\\&lt;|<)\\!\\[[\\w\\s]*?\\[(.|\\s)*?\\]\\](\\&gt;|>)', 'gm'), css: 'color2'}, // <![ ... [ ... ]]>
          {regex: new XRegExp('(\\&lt;|<)!--\\s*.*?\\s*--(\\&gt;|>)', 'gm'), css: 'comments'}, // <!-- ... -->
          {regex: new XRegExp('(&lt;|<)[\\s\\/\\?]*(\\w+)(?<attributes>.*?)[\\s\\/\\?]*(&gt;|>)', 'sg'), func: process}
      ];
  };
  
  SyntaxHighlighter.brushes.Xml.prototype = new SyntaxHighlighter.Highlighter();
  SyntaxHighlighter.brushes.Xml.aliases = ['xml', 'xhtml', 'xslt', 'html', 'xhtml'];
  /**
   * SyntaxHighlighter
   * http://alexgorbatchev.com/
   *
   * SyntaxHighlighter is donationware. If you are using it, please donate.
   * http://alexgorbatchev.com/wiki/SyntaxHighlighter:Donate
   *
   * @version
   * 2.0.320 (May 03 2009)
   * 
   * @copyright
   * Copyright (C) 2004-2009 Alex Gorbatchev.
   *
   * @license
   * This file is part of SyntaxHighlighter.
   * 
   * SyntaxHighlighter is free software: you can redistribute it and/or modify
   * it under the terms of the GNU Lesser General Public License as published by
   * the Free Software Foundation, either version 3 of the License, or
   * (at your option) any later version.
   * 
   * SyntaxHighlighter is distributed in the hope that it will be useful,
   * but WITHOUT ANY WARRANTY; without even the implied warranty of
   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   * GNU General Public License for more details.
   * 
   * You should have received a copy of the GNU General Public License
   * along with SyntaxHighlighter.  If not, see <http://www.gnu.org/copyleft/lesser.html>.
   */
  SyntaxHighlighter.brushes.JScript = function ()
  {
      var keywords = 'break case catch continue ' +
              'default delete do else false  ' +
              'for function if in instanceof ' +
              'new null return super switch ' +
              'this throw true try typeof var while with'
              ;
  
      this.regexList = [
          {regex: SyntaxHighlighter.regexLib.singleLineCComments, css: 'comments'}, // one line comments
          {regex: SyntaxHighlighter.regexLib.multiLineCComments, css: 'comments'}, // multiline comments
          {regex: SyntaxHighlighter.regexLib.doubleQuotedString, css: 'string'}, // double quoted strings
          {regex: SyntaxHighlighter.regexLib.singleQuotedString, css: 'string'}, // single quoted strings
          {regex: /\s*#.*/gm, css: 'preprocessor'}, // preprocessor tags like #region and #endregion
          {regex: new RegExp(this.getKeywords(keywords), 'gm'), css: 'keyword'}			// keywords
      ];
  
      this.forHtmlScript(SyntaxHighlighter.regexLib.scriptScriptTags);
  };
  
  SyntaxHighlighter.brushes.JScript.prototype = new SyntaxHighlighter.Highlighter();
  SyntaxHighlighter.brushes.JScript.aliases = ['js', 'jscript', 'javascript'];
  
  
  SyntaxHighlighter.config.clipboardSwf = 'syntax/clipboard.swf';
  $(function () {
      var divs = $([]);
      $("#container .source").each(function () {
          var code = $(this).html().replace(/</g, '&lt;').replace(/>/g, '&gt;'),
                  div = $('<div class="code"><pre class="brush:' + ($(this).is("script") ? 'js' : 'xml') + ';">' + code + '</pre></div>'),
                  demo = $(this).prevAll(".demo:eq(0)");
          $(this).after(div);
          if (!$(this).hasClass("below"))
              divs = divs.add(div);
      });
      SyntaxHighlighter.all();
  
      setTimeout((function (divs) {
          return function () {
              divs.each(function () {
                  var div = $(this),
                          demo = $(this).prevAll(".demo:eq(0)"),
                          h = false;
                  var h = Math.max(demo[0].offsetHeight, div[0].offsetHeight);
                  if (h) {
                      if (h < 198)
                          h = 198;
                      div.height(h);
                      demo.height(h);
                  }
              });
          }
      })(divs), 500);
  
      // $(".panel").hide().prev().click(function () { $(this).next().toggle(); }).css("cursor","pointer");
  });