text: ﻿/*
  Copyright (c) 2003-2009, CKSource - Frederico Knabben. All rights reserved.
  For licensing, see LICENSE.html or http://ckeditor.com/license
  */
  
  (function()
  {
  	// #### checkSelectionChange : START
  
  	// The selection change check basically saves the element parent tree of
  	// the current node and check it on successive requests. If there is any
  	// change on the tree, then the selectionChange event gets fired.
  	function checkSelectionChange()
  	{
  		try
  		{
  			// In IE, the "selectionchange" event may still get thrown when
  			// releasing the WYSIWYG mode, so we need to check it first.
  			var sel = this.getSelection();
  			if ( !sel )
  				return;
  
  			var firstElement = sel.getStartElement();
  			var currentPath = new CKEDITOR.dom.elementPath( firstElement );
  
  			if ( !currentPath.compare( this._.selectionPreviousPath ) )
  			{
  				this._.selectionPreviousPath = currentPath;
  				this.fire( 'selectionChange', { selection : sel, path : currentPath, element : firstElement } );
  			}
  		}
  		catch (e)
  		{}
  	}
  
  	var checkSelectionChangeTimer,
  		checkSelectionChangeTimeoutPending;
  
  	function checkSelectionChangeTimeout()
  	{
  		// Firing the "OnSelectionChange" event on every key press started to
  		// be too slow. This function guarantees that there will be at least
  		// 200ms delay between selection checks.
  
  		checkSelectionChangeTimeoutPending = true;
  
  		if ( checkSelectionChangeTimer )
  			return;
  
  		checkSelectionChangeTimeoutExec.call( this );
  
  		checkSelectionChangeTimer = CKEDITOR.tools.setTimeout( checkSelectionChangeTimeoutExec, 200, this );
  	}
  
  	function checkSelectionChangeTimeoutExec()
  	{
  		checkSelectionChangeTimer = null;
  
  		if ( checkSelectionChangeTimeoutPending )
  		{
  			// Call this with a timeout so the browser properly moves the
  			// selection after the mouseup. It happened that the selection was
  			// being moved after the mouseup when clicking inside selected text
  			// with Firefox.
  			CKEDITOR.tools.setTimeout( checkSelectionChange, 0, this );
  
  			checkSelectionChangeTimeoutPending = false;
  		}
  	}
  
  	// #### checkSelectionChange : END
  
  	var selectAllCmd =
  	{
  		exec : function( editor )
  		{
  			switch ( editor.mode )
  			{
  				case 'wysiwyg' :
  					editor.document.$.execCommand( 'SelectAll', false, null );
  					break;
  				case 'source' :
  					// TODO
  			}
  		},
  		canUndo : false
  	};
  
  	CKEDITOR.plugins.add( 'selection',
  	{
  		init : function( editor )
  		{
  			editor.on( 'contentDom', function()
  				{
  					var doc = editor.document;
  
  					if ( CKEDITOR.env.ie )
  					{
  						// Other browsers don't loose the selection if the
  						// editor document loose the focus. In IE, we don't
  						// have support for it, so we reproduce it here, other
  						// than firing the selection change event.
  
  						var savedRange,
  							saveEnabled;
  
  						// "onfocusin" is fired before "onfocus". It makes it
  						// possible to restore the selection before click
  						// events get executed.
  						doc.on( 'focusin', function()
  							{
  								// If we have saved a range, restore it at this
  								// point.
  								if ( savedRange )
  								{
  									// Well not break because of this.
  									try
  									{
  										savedRange.select();
  									}
  									catch (e)
  									{}
  
  									savedRange = null;
  								}
  							});
  
  						editor.window.on( 'focus', function()
  							{
  								// Enable selections to be saved.
  								saveEnabled = true;
  
  								saveSelection();
  							});
  
  						// Check document selection before 'blur' fired, this
  						// will prevent us from breaking text selection somewhere
  						// else on the host page.(#3909)
  						editor.document.on( 'beforedeactivate', function()
  							{
  								// Disable selections from being saved.
  								saveEnabled = false;
  
  								// IE may leave the selection still inside the
  								// document. Let's force it to be removed.
  								// TODO: The following has effect for
  								// collapsed selections.
  								editor.document.$.execCommand( 'Unselect' );
  							});
  
  						// IE fires the "selectionchange" event when clicking
  						// inside a selection. We don't want to capture that.
  						doc.on( 'mousedown', disableSave );
  						doc.on( 'mouseup',
  							function()
  							{
  								saveEnabled = true;
  								setTimeout( function()
  									{
  										saveSelection( true );
  									},
  									0 );
  							});
  
  						doc.on( 'keydown', disableSave );
  						doc.on( 'keyup',
  							function()
  							{
  								saveEnabled = true;
  								saveSelection();
  							});
  
  
  						// IE is the only to provide the "selectionchange"
  						// event.
  						doc.on( 'selectionchange', saveSelection );
  
  						function disableSave()
  						{
  							saveEnabled = false;
  						}
  
  						function saveSelection( testIt )
  						{
  							if ( saveEnabled )
  							{
  								var doc = editor.document,
  									sel = doc && doc.$.selection;
  
  								// There is a very specific case, when clicking
  								// inside a text selection. In that case, the
  								// selection collapses at the clicking point,
  								// but the selection object remains in an
  								// unknown state, making createRange return a
  								// range at the very start of the document. In
  								// such situation we have to test the range, to
  								// be sure it's valid.
  								if ( testIt && sel && sel.type == 'None' )
  								{
  									// The "InsertImage" command can be used to
  									// test whether the selection is good or not.
  									// If not, it's enough to give some time to
  									// IE to put things in order for us.
  									if ( !doc.$.queryCommandEnabled( 'InsertImage' ) )
  									{
  										CKEDITOR.tools.setTimeout( saveSelection, 50, this, true );
  										return;
  									}
  								}
  
  								savedRange = sel && sel.createRange();
  
  								checkSelectionChangeTimeout.call( editor );
  							}
  						}
  					}
  					else
  					{
  						// In other browsers, we make the selection change
  						// check based on other events, like clicks or keys
  						// press.
  
  						doc.on( 'mouseup', checkSelectionChangeTimeout, editor );
  						doc.on( 'keyup', checkSelectionChangeTimeout, editor );
  					}
  				});
  
  			editor.addCommand( 'selectAll', selectAllCmd );
  			editor.ui.addButton( 'SelectAll',
  				{
  					label : editor.lang.selectAll,
  					command : 'selectAll'
  				});
  
  			editor.selectionChange = checkSelectionChangeTimeout;
  		}
  	});
  
  	/**
  	 * Gets the current selection from the editing area when in WYSIWYG mode.
  	 * @returns {CKEDITOR.dom.selection} A selection object or null if not on
  	 *		WYSIWYG mode or no selection is available.
  	 * @example
  	 * var selection = CKEDITOR.instances.editor1.<b>getSelection()</b>;
  	 * alert( selection.getType() );
  	 */
  	CKEDITOR.editor.prototype.getSelection = function()
  	{
  		return this.document && this.document.getSelection();
  	};
  
  	CKEDITOR.editor.prototype.forceNextSelectionCheck = function()
  	{
  		delete this._.selectionPreviousPath;
  	};
  
  	/**
  	 * Gets the current selection from the document.
  	 * @returns {CKEDITOR.dom.selection} A selection object.
  	 * @example
  	 * var selection = CKEDITOR.instances.editor1.document.<b>getSelection()</b>;
  	 * alert( selection.getType() );
  	 */
  	CKEDITOR.dom.document.prototype.getSelection = function()
  	{
  		var sel = new CKEDITOR.dom.selection( this );
  		return ( !sel || sel.isInvalid ) ? null : sel;
  	};
  
  	/**
  	 * No selection.
  	 * @constant
  	 * @example
  	 * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_NONE )
  	 *     alert( 'Nothing is selected' );
  	 */
  	CKEDITOR.SELECTION_NONE		= 1;
  
  	/**
  	 * Text or collapsed selection.
  	 * @constant
  	 * @example
  	 * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_TEXT )
  	 *     alert( 'Text is selected' );
  	 */
  	CKEDITOR.SELECTION_TEXT		= 2;
  
  	/**
  	 * Element selection.
  	 * @constant
  	 * @example
  	 * if ( editor.getSelection().getType() == CKEDITOR.SELECTION_ELEMENT )
  	 *     alert( 'An element is selected' );
  	 */
  	CKEDITOR.SELECTION_ELEMENT	= 3;
  
  	/**
  	 * Manipulates the selection in a DOM document.
  	 * @constructor
  	 * @example
  	 */
  	CKEDITOR.dom.selection = function( document )
  	{
  		var lockedSelection = document.getCustomData( 'cke_locked_selection' );
  
  		if ( lockedSelection )
  			return lockedSelection;
  
  		this.document = document;
  		this.isLocked = false;
  		this._ =
  		{
  			cache : {}
  		};
  
  		/**
  		 * IE BUG: The selection's document may be a different document than the
  		 * editor document. Return null if that's the case.
  		 */
  		if ( CKEDITOR.env.ie )
  		{
  			var range = this.getNative().createRange();
  			if ( !range
  				|| ( range.item && range.item(0).ownerDocument != this.document.$ )
  				|| ( range.parentElement && range.parentElement().ownerDocument != this.document.$ ) )
  			{
  				this.isInvalid = true;
  			}
  		}
  
  		return this;
  	};
  
  	var styleObjectElements =
  	{
  		img:1,hr:1,li:1,table:1,tr:1,td:1,embed:1,object:1,ol:1,ul:1,
  		a:1, input:1, form:1, select:1, textarea:1, button:1, fieldset:1, th:1, thead:1, tfoot:1
  	};
  
  	CKEDITOR.dom.selection.prototype =
  	{
  		/**
  		 * Gets the native selection object from the browser.
  		 * @function
  		 * @returns {Object} The native selection object.
  		 * @example
  		 * var selection = editor.getSelection().<b>getNative()</b>;
  		 */
  		getNative :
  			CKEDITOR.env.ie ?
  				function()
  				{
  					return this._.cache.nativeSel || ( this._.cache.nativeSel = this.document.$.selection );
  				}
  			:
  				function()
  				{
  					return this._.cache.nativeSel || ( this._.cache.nativeSel = this.document.getWindow().$.getSelection() );
  				},
  
  		/**
  		 * Gets the type of the current selection. The following values are
  		 * available:
  		 * <ul>
  		 *		<li>{@link CKEDITOR.SELECTION_NONE} (1): No selection.</li>
  		 *		<li>{@link CKEDITOR.SELECTION_TEXT} (2): Text is selected or
  		 *			collapsed selection.</li>
  		 *		<li>{@link CKEDITOR.SELECTION_ELEMENT} (3): A element
  		 *			selection.</li>
  		 * </ul>
  		 * @function
  		 * @returns {Number} One of the following constant values:
  		 *		{@link CKEDITOR.SELECTION_NONE}, {@link CKEDITOR.SELECTION_TEXT} or
  		 *		{@link CKEDITOR.SELECTION_ELEMENT}.
  		 * @example
  		 * if ( editor.getSelection().<b>getType()</b> == CKEDITOR.SELECTION_TEXT )
  		 *     alert( 'Text is selected' );
  		 */
  		getType :
  			CKEDITOR.env.ie ?
  				function()
  				{
  					var cache = this._.cache;
  					if ( cache.type )
  						return cache.type;
  
  					var type = CKEDITOR.SELECTION_NONE;
  
  					try
  					{
  						var sel = this.getNative(),
  							ieType = sel.type;
  
  						if ( ieType == 'Text' )
  							type = CKEDITOR.SELECTION_TEXT;
  
  						if ( ieType == 'Control' )
  							type = CKEDITOR.SELECTION_ELEMENT;
  
  						// It is possible that we can still get a text range
  						// object even when type == 'None' is returned by IE.
  						// So we'd better check the object returned by
  						// createRange() rather than by looking at the type.
  						if ( sel.createRange().parentElement )
  							type = CKEDITOR.SELECTION_TEXT;
  					}
  					catch(e) {}
  
  					return ( cache.type = type );
  				}
  			:
  				function()
  				{
  					var cache = this._.cache;
  					if ( cache.type )
  						return cache.type;
  
  					var type = CKEDITOR.SELECTION_TEXT;
  
  					var sel = this.getNative();
  
  					if ( !sel )
  						type = CKEDITOR.SELECTION_NONE;
  					else if ( sel.rangeCount == 1 )
  					{
  						// Check if the actual selection is a control (IMG,
  						// TABLE, HR, etc...).
  
  						var range = sel.getRangeAt(0),
  							startContainer = range.startContainer;
  
  						if ( startContainer == range.endContainer
  							&& startContainer.nodeType == 1
  							&& ( range.endOffset - range.startOffset ) == 1
  							&& styleObjectElements[ startContainer.childNodes[ range.startOffset ].nodeName.toLowerCase() ] )
  						{
  							type = CKEDITOR.SELECTION_ELEMENT;
  						}
  					}
  
  					return ( cache.type = type );
  				},
  
  		getRanges :
  			CKEDITOR.env.ie ?
  				( function()
  				{
  					// Finds the container and offset for a specific boundary
  					// of an IE range.
  					var getBoundaryInformation = function( range, start )
  					{
  						// Creates a collapsed range at the requested boundary.
  						range = range.duplicate();
  						range.collapse( start );
  
  						// Gets the element that encloses the range entirely.
  						var parent = range.parentElement();
  						var siblings = parent.childNodes;
  
  						var testRange;
  
  						for ( var i = 0 ; i < siblings.length ; i++ )
  						{
  							var child = siblings[ i ];
  							if ( child.nodeType == 1 )
  							{
  								testRange = range.duplicate();
  
  								testRange.moveToElementText( child );
  								testRange.collapse();
  
  								var comparison = testRange.compareEndPoints( 'StartToStart', range );
  
  								if ( comparison > 0 )
  									break;
  								else if ( comparison === 0 )
  									return {
  										container : parent,
  										offset : i
  									};
  
  								testRange = null;
  							}
  						}
  
  						if ( !testRange )
  						{
  							testRange = range.duplicate();
  							testRange.moveToElementText( parent );
  							testRange.collapse( false );
  						}
  
  						testRange.setEndPoint( 'StartToStart', range );
  						// IE report line break as CRLF with range.text but
  						// only LF with textnode.nodeValue, normalize them to avoid
  						// breaking character counting logic below. (#3949)
  						var distance = testRange.text.replace( /(\r\n|\r)/g, '\n' ).length;
  
  						while ( distance > 0 )
  							distance -= siblings[ --i ].nodeValue.length;
  
  						if ( distance === 0 )
  						{
  							return {
  								container : parent,
  								offset : i
  							};
  						}
  						else
  						{
  							return {
  								container : siblings[ i ],
  								offset : -distance
  							};
  						}
  					};
  
  					return function()
  					{
  						var cache = this._.cache;
  						if ( cache.ranges )
  							return cache.ranges;
  
  						// IE doesn't have range support (in the W3C way), so we
  						// need to do some magic to transform selections into
  						// CKEDITOR.dom.range instances.
  
  						var sel = this.getNative(),
  							nativeRange = sel && sel.createRange(),
  							type = this.getType(),
  							range;
  
  						if ( !sel )
  							return [];
  
  						if ( type == CKEDITOR.SELECTION_TEXT )
  						{
  							range = new CKEDITOR.dom.range( this.document );
  
  							var boundaryInfo = getBoundaryInformation( nativeRange, true );
  							range.setStart( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );
  
  							boundaryInfo = getBoundaryInformation( nativeRange );
  							range.setEnd( new CKEDITOR.dom.node( boundaryInfo.container ), boundaryInfo.offset );
  
  							return ( cache.ranges = [ range ] );
  						}
  						else if ( type == CKEDITOR.SELECTION_ELEMENT )
  						{
  							var retval = this._.cache.ranges = [];
  
  							for ( var i = 0 ; i < nativeRange.length ; i++ )
  							{
  								var element = nativeRange.item( i ),
  									parentElement = element.parentNode,
  									j = 0;
  
  								range = new CKEDITOR.dom.range( this.document );
  
  								for (; j < parentElement.childNodes.length && parentElement.childNodes[j] != element ; j++ )
  								{ /*jsl:pass*/ }
  
  								range.setStart( new CKEDITOR.dom.node( parentElement ), j );
  								range.setEnd( new CKEDITOR.dom.node( parentElement ), j + 1 );
  								retval.push( range );
  							}
  
  							return retval;
  						}
  
  						return ( cache.ranges = [] );
  					};
  				})()
  			:
  				function()
  				{
  					var cache = this._.cache;
  					if ( cache.ranges )
  						return cache.ranges;
  
  					// On browsers implementing the W3C range, we simply
  					// tranform the native ranges in CKEDITOR.dom.range
  					// instances.
  
  					var ranges = [];
  					var sel = this.getNative();
  
  					if ( !sel )
  						return [];
  
  					for ( var i = 0 ; i < sel.rangeCount ; i++ )
  					{
  						var nativeRange = sel.getRangeAt( i );
  						var range = new CKEDITOR.dom.range( this.document );
  
  						range.setStart( new CKEDITOR.dom.node( nativeRange.startContainer ), nativeRange.startOffset );
  						range.setEnd( new CKEDITOR.dom.node( nativeRange.endContainer ), nativeRange.endOffset );
  						ranges.push( range );
  					}
  
  					return ( cache.ranges = ranges );
  				},
  
  		/**
  		 * Gets the DOM element in which the selection starts.
  		 * @returns {CKEDITOR.dom.element} The element at the beginning of the
  		 *		selection.
  		 * @example
  		 * var element = editor.getSelection().<b>getStartElement()</b>;
  		 * alert( element.getName() );
  		 */
  		getStartElement : function()
  		{
  			var cache = this._.cache;
  			if ( cache.startElement !== undefined )
  				return cache.startElement;
  
  			var node,
  				sel = this.getNative();
  
  			switch ( this.getType() )
  			{
  				case CKEDITOR.SELECTION_ELEMENT :
  					return this.getSelectedElement();
  
  				case CKEDITOR.SELECTION_TEXT :
  
  					var range = this.getRanges()[0];
  
  					if ( range )
  					{
  						if ( !range.collapsed )
  						{
  							range.optimize();
  
  							// Decrease the range content to exclude particial
  							// selected node on the start which doesn't have
  							// visual impact. ( #3231 )
  							while( true )
  							{
  								var startContainer = range.startContainer,
  									startOffset = range.startOffset;
  								if ( startOffset == ( startContainer.getChildCount ?
  									startContainer.getChildCount() : startContainer.getLength() ) )
  									range.setStartAfter( startContainer );
  								else break;
  							}
  
  							node = range.startContainer;
  
  							if ( node.type != CKEDITOR.NODE_ELEMENT )
  								return node.getParent();
  
  							node = node.getChild( range.startOffset );
  
  							if ( !node || node.type != CKEDITOR.NODE_ELEMENT )
  								return range.startContainer;
  
  							var child = node.getFirst();
  							while (  child && child.type == CKEDITOR.NODE_ELEMENT )
  							{
  								node = child;
  								child = child.getFirst();
  							}
  
  							return node;
  						}
  					}
  
  					if ( CKEDITOR.env.ie )
  					{
  						range = sel.createRange();
  						range.collapse( true );
  
  						node = range.parentElement();
  					}
  					else
  					{
  						node = sel.anchorNode;
  
  						if ( node.nodeType != 1 )
  							node = node.parentNode;
  					}
  			}
  
  			return cache.startElement = ( node ? new CKEDITOR.dom.element( node ) : null );
  		},
  
  		/**
  		 * Gets the current selected element.
  		 * @returns {CKEDITOR.dom.element} The selected element. Null if no
  		 *		selection is available or the selection type is not
  		 *		{@link CKEDITOR.SELECTION_ELEMENT}.
  		 * @example
  		 * var element = editor.getSelection().<b>getSelectedElement()</b>;
  		 * alert( element.getName() );
  		 */
  		getSelectedElement : function()
  		{
  			var cache = this._.cache;
  			if ( cache.selectedElement !== undefined )
  				return cache.selectedElement;
  
  			var node;
  
  			if ( this.getType() == CKEDITOR.SELECTION_ELEMENT )
  			{
  				var sel = this.getNative();
  
  				if ( CKEDITOR.env.ie )
  				{
  					try
  					{
  						node = sel.createRange().item(0);
  					}
  					catch(e) {}
  				}
  				else
  				{
  					var range = sel.getRangeAt( 0 );
  					node = range.startContainer.childNodes[ range.startOffset ];
  				}
  			}
  
  			return cache.selectedElement = ( node ? new CKEDITOR.dom.element( node ) : null );
  		},
  
  		lock : function()
  		{
  			// Call all cacheable function.
  			this.getRanges();
  			this.getStartElement();
  			this.getSelectedElement();
  
  			// The native selection is not available when locked.
  			this._.cache.nativeSel = {};
  
  			this.isLocked = true;
  
  			// Save this selection inside the DOM document.
  			this.document.setCustomData( 'cke_locked_selection', this );
  		},
  
  		unlock : function( restore )
  		{
  			var doc = this.document,
  				lockedSelection = doc.getCustomData( 'cke_locked_selection' );
  
  			if ( lockedSelection )
  			{
  				doc.setCustomData( 'cke_locked_selection', null );
  
  				if ( restore )
  				{
  					var selectedElement = lockedSelection.getSelectedElement(),
  						ranges = !selectedElement && lockedSelection.getRanges();
  
  					this.isLocked = false;
  					this.reset();
  
  					doc.getBody().focus();
  
  					if ( selectedElement )
  						this.selectElement( selectedElement );
  					else
  						this.selectRanges( ranges );
  				}
  			}
  
  			if  ( !lockedSelection || !restore )
  			{
  				this.isLocked = false;
  				this.reset();
  			}
  		},
  
  		reset : function()
  		{
  			this._.cache = {};
  		},
  
  		selectElement : function( element )
  		{
  			if ( this.isLocked )
  			{
  				var range = new CKEDITOR.dom.range( this.document );
  				range.setStartBefore( element );
  				range.setEndAfter( element );
  
  				this._.cache.selectedElement = element;
  				this._.cache.startElement = element;
  				this._.cache.ranges = [ range ];
  				this._.cache.type = CKEDITOR.SELECTION_ELEMENT;
  
  				return;
  			}
  
  			if ( CKEDITOR.env.ie )
  			{
  				this.getNative().empty();
  
  				try
  				{
  					// Try to select the node as a control.
  					range = this.document.$.body.createControlRange();
  					range.addElement( element.$ );
  					range.select();
  				}
  				catch(e)
  				{
  					// If failed, select it as a text range.
  					range = this.document.$.body.createTextRange();
  					range.moveToElementText( element.$ );
  					range.select();
  				}
  
  				this.reset();
  			}
  			else
  			{
  				// Create the range for the element.
  				range = this.document.$.createRange();
  				range.selectNode( element.$ );
  
  				// Select the range.
  				var sel = this.getNative();
  				sel.removeAllRanges();
  				sel.addRange( range );
  
  				this.reset();
  			}
  		},
  
  		selectRanges : function( ranges )
  		{
  			if ( this.isLocked )
  			{
  				this._.cache.selectedElement = null;
  				this._.cache.startElement = ranges[ 0 ].getTouchedStartNode();
  				this._.cache.ranges = ranges;
  				this._.cache.type = CKEDITOR.SELECTION_TEXT;
  
  				return;
  			}
  
  			if ( CKEDITOR.env.ie )
  			{
  				// IE doesn't accept multiple ranges selection, so we just
  				// select the first one.
  				if ( ranges[ 0 ] )
  					ranges[ 0 ].select();
  
  				this.reset();
  			}
  			else
  			{
  				var sel = this.getNative();
  				sel.removeAllRanges();
  
  				for ( var i = 0 ; i < ranges.length ; i++ )
  				{
  					var range = ranges[ i ];
  					var nativeRange = this.document.$.createRange();
  					var startContainer = range.startContainer;
  
  					// In FF2, if we have a collapsed range, inside an empty
  					// element, we must add something to it otherwise the caret
  					// will not be visible.
  					if ( range.collapsed &&
  						( CKEDITOR.env.gecko && CKEDITOR.env.version < 10900 ) &&
  						startContainer.type == CKEDITOR.NODE_ELEMENT &&
  						!startContainer.getChildCount() )
  					{
  						startContainer.appendText( '' );
  					}
  
  					nativeRange.setStart( startContainer.$, range.startOffset );
  					nativeRange.setEnd( range.endContainer.$, range.endOffset );
  
  					// Select the range.
  					sel.addRange( nativeRange );
  				}
  
  				this.reset();
  			}
  		},
  
  		createBookmarks : function( serializable )
  		{
  			var retval = [],
  				ranges = this.getRanges(),
  				length = ranges.length,
  				bookmark;
  			for ( var i = 0; i < length ; i++ )
  			{
  			    retval.push( bookmark = ranges[ i ].createBookmark( serializable, true ) );
  
  				serializable = bookmark.serializable;
  
  				var bookmarkStart = serializable ? this.document.getById( bookmark.startNode ) : bookmark.startNode,
  					bookmarkEnd = serializable ? this.document.getById( bookmark.endNode ) : bookmark.endNode;
  
  			    // Updating the offset values for rest of ranges which have been mangled(#3256).
  			    for ( var j = i + 1 ; j < length ; j++ )
  			    {
  			        var dirtyRange = ranges[ j ],
  			               rangeStart = dirtyRange.startContainer,
  			               rangeEnd = dirtyRange.endContainer;
  
  			       rangeStart.equals( bookmarkStart.getParent() ) && dirtyRange.startOffset++;
  			       rangeStart.equals( bookmarkEnd.getParent() ) && dirtyRange.startOffset++;
  			       rangeEnd.equals( bookmarkStart.getParent() ) && dirtyRange.endOffset++;
  			       rangeEnd.equals( bookmarkEnd.getParent() ) && dirtyRange.endOffset++;
  			    }
  			}
  
  			return retval;
  		},
  
  		createBookmarks2 : function( normalized )
  		{
  			var bookmarks = [],
  				ranges = this.getRanges();
  
  			for ( var i = 0 ; i < ranges.length ; i++ )
  				bookmarks.push( ranges[i].createBookmark2( normalized ) );
  
  			return bookmarks;
  		},
  
  		selectBookmarks : function( bookmarks )
  		{
  			var ranges = [];
  			for ( var i = 0 ; i < bookmarks.length ; i++ )
  			{
  				var range = new CKEDITOR.dom.range( this.document );
  				range.moveToBookmark( bookmarks[i] );
  				ranges.push( range );
  			}
  			this.selectRanges( ranges );
  			return this;
  		}
  	};
  })();
  
  CKEDITOR.dom.range.prototype.select =
  	CKEDITOR.env.ie ?
  		// V2
  		function( forceExpand )
  		{
  			var collapsed = this.collapsed;
  			var isStartMarkerAlone;
  			var dummySpan;
  
  			var bookmark = this.createBookmark();
  
  			// Create marker tags for the start and end boundaries.
  			var startNode = bookmark.startNode;
  
  			var endNode;
  			if ( !collapsed )
  				endNode = bookmark.endNode;
  
  			// Create the main range which will be used for the selection.
  			var ieRange = this.document.$.body.createTextRange();
  
  			// Position the range at the start boundary.
  			ieRange.moveToElementText( startNode.$ );
  			ieRange.moveStart( 'character', 1 );
  
  			if ( endNode )
  			{
  				// Create a tool range for the end.
  				var ieRangeEnd = this.document.$.body.createTextRange();
  
  				// Position the tool range at the end.
  				ieRangeEnd.moveToElementText( endNode.$ );
  
  				// Move the end boundary of the main range to match the tool range.
  				ieRange.setEndPoint( 'EndToEnd', ieRangeEnd );
  				ieRange.moveEnd( 'character', -1 );
  			}
  			else
  			{
  				// The isStartMarkerAlone logic comes from V2. It guarantees that the lines
  				// will expand and that the cursor will be blinking on the right place.
  				// Actually, we are using this flag just to avoid using this hack in all
  				// situations, but just on those needed.
  				isStartMarkerAlone = forceExpand || !startNode.hasPrevious() || ( startNode.getPrevious().is && startNode.getPrevious().is( 'br' ) );
  
  				// Append a temporary <span>&#65279;</span> before the selection.
  				// This is needed to avoid IE destroying selections inside empty
  				// inline elements, like <b></b> (#253).
  				// It is also needed when placing the selection right after an inline
  				// element to avoid the selection moving inside of it.
  				dummySpan = this.document.createElement( 'span' );
  				dummySpan.setHtml( '&#65279;' );	// Zero Width No-Break Space (U+FEFF). See #1359.
  				dummySpan.insertBefore( startNode );
  
  				if ( isStartMarkerAlone )
  				{
  					// To expand empty blocks or line spaces after <br>, we need
  					// instead to have any char, which will be later deleted using the
  					// selection.
  					// \ufeff = Zero Width No-Break Space (U+FEFF). (#1359)
  					this.document.createText( '\ufeff' ).insertBefore( startNode );
  				}
  			}
  
  			// Remove the markers (reset the position, because of the changes in the DOM tree).
  			this.setStartBefore( startNode );
  			startNode.remove();
  
  			if ( collapsed )
  			{
  				if ( isStartMarkerAlone )
  				{
  					// Move the selection start to include the temporary \ufeff.
  					ieRange.moveStart( 'character', -1 );
  
  					ieRange.select();
  
  					// Remove our temporary stuff.
  					this.document.$.selection.clear();
  				}
  				else
  					ieRange.select();
  
  				dummySpan.remove();
  			}
  			else
  			{
  				this.setEndBefore( endNode );
  				endNode.remove();
  				ieRange.select();
  			}
  		}
  	:
  		function()
  		{
  			var startContainer = this.startContainer;
  
  			// If we have a collapsed range, inside an empty element, we must add
  			// something to it, otherwise the caret will not be visible.
  			if ( this.collapsed && startContainer.type == CKEDITOR.NODE_ELEMENT && !startContainer.getChildCount() )
  				startContainer.append( new CKEDITOR.dom.text( '' ) );
  
  			var nativeRange = this.document.$.createRange();
  			nativeRange.setStart( startContainer.$, this.startOffset );
  
  			try
  			{
  				nativeRange.setEnd( this.endContainer.$, this.endOffset );
  			}
  			catch ( e )
  			{
  				// There is a bug in Firefox implementation (it would be too easy
  				// otherwise). The new start can't be after the end (W3C says it can).
  				// So, let's create a new range and collapse it to the desired point.
  				if ( e.toString().indexOf( 'NS_ERROR_ILLEGAL_VALUE' ) >= 0 )
  				{
  					this.collapse( true );
  					nativeRange.setEnd( this.endContainer.$, this.endOffset );
  				}
  				else
  					throw( e );
  			}
  
  			var selection = this.document.getSelection().getNative();
  			selection.removeAllRanges();
  			selection.addRange( nativeRange );
  		};
  