text: ﻿/*
   * FCKeditor - The text editor for Internet - http://www.fckeditor.net
   * Copyright (C) 2003-2007 Frederico Caldeira Knabben
   *
   * == BEGIN LICENSE ==
   *
   * Licensed under the terms of any of the following licenses at your
   * choice:
   *
   *  - GNU General Public License Version 2 or later (the "GPL")
   *    http://www.gnu.org/licenses/gpl.html
   *
   *  - GNU Lesser General Public License Version 2.1 or later (the "LGPL")
   *    http://www.gnu.org/licenses/lgpl.html
   *
   *  - Mozilla Public License Version 1.1 or later (the "MPL")
   *    http://www.mozilla.org/MPL/MPL-1.1.html
   *
   * == END LICENSE ==
   *
   * Creation and initialization of the "FCK" object. This is the main object
   * that represents an editor instance.
   */
  
  // FCK represents the active editor instance.
  var FCK =
  {
  	Name			: FCKURLParams[ 'InstanceName' ],
  	Status			: FCK_STATUS_NOTLOADED,
  	EditMode		: FCK_EDITMODE_WYSIWYG,
  	Toolbar			: null,
  	HasFocus		: false,
  	DataProcessor	: new FCKDataProcessor(),
  
  	AttachToOnSelectionChange : function( functionPointer )
  	{
  		this.Events.AttachEvent( 'OnSelectionChange', functionPointer ) ;
  	},
  
  	GetLinkedFieldValue : function()
  	{
  		return this.LinkedField.value ;
  	},
  
  	GetParentForm : function()
  	{
  		return this.LinkedField.form ;
  	} ,
  
  	// # START : IsDirty implementation
  
  	StartupValue : '',
  
  	IsDirty : function()
  	{
  		if ( this.EditMode == FCK_EDITMODE_SOURCE )
  			return ( this.StartupValue != this.EditingArea.Textarea.value ) ;
  		else
  		{
  			// It can happen switching between design and source mode in Gecko
  			if ( ! this.EditorDocument )
  				return false ;
  
  			return ( this.StartupValue != this.EditorDocument.body.innerHTML ) ;
  		}
  	},
  
  	ResetIsDirty : function()
  	{
  		if ( this.EditMode == FCK_EDITMODE_SOURCE )
  			this.StartupValue = this.EditingArea.Textarea.value ;
  		else if ( this.EditorDocument.body )
  			this.StartupValue = this.EditorDocument.body.innerHTML ;
  	},
  
  	// # END : IsDirty implementation
  
  	StartEditor : function()
  	{
  		this.TempBaseTag = FCKConfig.BaseHref.length > 0 ? '<base href="' + FCKConfig.BaseHref + '" _fcktemp="true"></base>' : '' ;
  
  		// Setup the keystroke handler.
  		var oKeystrokeHandler = FCK.KeystrokeHandler = new FCKKeystrokeHandler() ;
  		oKeystrokeHandler.OnKeystroke = _FCK_KeystrokeHandler_OnKeystroke ;
  
  		// Set the config keystrokes.
  		oKeystrokeHandler.SetKeystrokes( FCKConfig.Keystrokes ) ;
  
  		// In IE7, if the editor tries to access the clipboard by code, a dialog is
  		// shown to the user asking if the application is allowed to access or not.
  		// Due to the IE implementation of it, the KeystrokeHandler will not work
  		//well in this case, so we must leave the pasting keys to have their default behavior.
  		if ( FCKBrowserInfo.IsIE7 )
  		{
  			if ( ( CTRL + 86 /*V*/ ) in oKeystrokeHandler.Keystrokes )
  				oKeystrokeHandler.SetKeystrokes( [ CTRL + 86, true ] ) ;
  
  			if ( ( SHIFT + 45 /*INS*/ ) in oKeystrokeHandler.Keystrokes )
  				oKeystrokeHandler.SetKeystrokes( [ SHIFT + 45, true ] ) ;
  		}
  
  		// Retain default behavior for Ctrl-Backspace. (Bug #362)
  		oKeystrokeHandler.SetKeystrokes( [ CTRL + 8, true ] ) ;
  
  		this.EditingArea = new FCKEditingArea( document.getElementById( 'xEditingArea' ) ) ;
  		this.EditingArea.FFSpellChecker = FCKConfig.FirefoxSpellChecker ;
  
  		// Set the editor's startup contents.
  		this.SetData( this.GetLinkedFieldValue(), true ) ;
  
  		// Tab key handling for source mode.
  		FCKTools.AddEventListener( document, "keydown", this._TabKeyHandler ) ;
  
  		// Add selection change listeners. They must be attached only once.
  		this.AttachToOnSelectionChange( _FCK_PaddingNodeListener ) ;
  		if ( FCKBrowserInfo.IsGecko )
  			this.AttachToOnSelectionChange( this._ExecCheckEmptyBlock ) ;
  
  	},
  
  	Focus : function()
  	{
  		FCK.EditingArea.Focus() ;
  	},
  
  	SetStatus : function( newStatus )
  	{
  		this.Status = newStatus ;
  
  		if ( newStatus == FCK_STATUS_ACTIVE )
  		{
  			FCKFocusManager.AddWindow( window, true ) ;
  
  			if ( FCKBrowserInfo.IsIE )
  				FCKFocusManager.AddWindow( window.frameElement, true ) ;
  
  			// Force the focus in the editor.
  			if ( FCKConfig.StartupFocus )
  				FCK.Focus() ;
  		}
  
  		this.Events.FireEvent( 'OnStatusChange', newStatus ) ;
  
  	},
  
  	// Fixes the body by moving all inline and text nodes to appropriate block
  	// elements.
  	FixBody : function()
  	{
  		var sBlockTag = FCKConfig.EnterMode ;
  
  		// In 'br' mode, no fix must be done.
  		if ( sBlockTag != 'p' && sBlockTag != 'div' )
  			return ;
  
  		var oDocument = this.EditorDocument ;
  
  		if ( !oDocument )
  			return ;
  
  		var oBody = oDocument.body ;
  
  		if ( !oBody )
  			return ;
  
  		FCKDomTools.TrimNode( oBody ) ;
  
  		var oNode = oBody.firstChild ;
  		var oNewBlock ;
  
  		while ( oNode )
  		{
  			var bMoveNode = false ;
  
  			switch ( oNode.nodeType )
  			{
  				// Element Node.
  				case 1 :
  					if ( !FCKListsLib.BlockElements[ oNode.nodeName.toLowerCase() ] && 
  							!oNode.getAttribute('_fckfakelement') &&
  							oNode.getAttribute('_moz_dirty') == null )
  						bMoveNode = true ;
  					break ;
  
  				// Text Node.
  				case 3 :
  					// Ignore space only or empty text.
  					if ( oNewBlock || oNode.nodeValue.Trim().length > 0 )
  						bMoveNode = true ;
  			}
  
  			if ( bMoveNode )
  			{
  				var oParent = oNode.parentNode ;
  
  				if ( !oNewBlock )
  					oNewBlock = oParent.insertBefore( oDocument.createElement( sBlockTag ), oNode ) ;
  
  				oNewBlock.appendChild( oParent.removeChild( oNode ) ) ;
  
  				oNode = oNewBlock.nextSibling ;
  			}
  			else
  			{
  				if ( oNewBlock )
  				{
  					FCKDomTools.TrimNode( oNewBlock ) ;
  					oNewBlock = null ;
  				}
  				oNode = oNode.nextSibling ;
  			}
  		}
  
  		if ( oNewBlock )
  			FCKDomTools.TrimNode( oNewBlock ) ;
  	},
  
  	GetData : function( format )
  	{
  		// We assume that if the user is in source editing, the editor value must
  		// represent the exact contents of the source, as the user wanted it to be.
  		if ( FCK.EditMode == FCK_EDITMODE_SOURCE )
  				return FCK.EditingArea.Textarea.value ;
  
  		this.FixBody() ;
  
  		var oDoc = FCK.EditorDocument ;
  		if ( !oDoc )
  			return null ;
  
  		var isFullPage = FCKConfig.FullPage ;
  
  		// Call the Data Processor to generate the output data.
  		var data = FCK.DataProcessor.ConvertToDataFormat(
  			isFullPage ? oDoc.documentElement : oDoc.body,
  			!isFullPage,
  			FCKConfig.IgnoreEmptyParagraphValue,
  			format ) ;
  
  		// Restore protected attributes.
  		data = FCK.ProtectEventsRestore( data ) ;
  
  		if ( FCKBrowserInfo.IsIE )
  			data = data.replace( FCKRegexLib.ToReplace, '$1' ) ;
  
  		if ( isFullPage )
  		{
  			if ( FCK.DocTypeDeclaration && FCK.DocTypeDeclaration.length > 0 )
  				data = FCK.DocTypeDeclaration + '\n' + data ;
  
  			if ( FCK.XmlDeclaration && FCK.XmlDeclaration.length > 0 )
  				data = FCK.XmlDeclaration + '\n' + data ;
  		}
  
  		return FCKConfig.ProtectedSource.Revert( data ) ;
  	},
  
  	UpdateLinkedField : function()
  	{
  		var value = FCK.GetXHTML( FCKConfig.FormatOutput ) ;
  
  		if ( FCKConfig.HtmlEncodeOutput )
  			value = FCKTools.HTMLEncode( value ) ;
  
  		FCK.LinkedField.value = value ;
  		FCK.Events.FireEvent( 'OnAfterLinkedFieldUpdate' ) ;
  	},
  
  	RegisteredDoubleClickHandlers : new Object(),
  
  	OnDoubleClick : function( element )
  	{
  		var oHandler = FCK.RegisteredDoubleClickHandlers[ element.tagName ] ;
  		if ( oHandler )
  			oHandler( element ) ;
  	},
  
  	// Register objects that can handle double click operations.
  	RegisterDoubleClickHandler : function( handlerFunction, tag )
  	{
  		FCK.RegisteredDoubleClickHandlers[ tag.toUpperCase() ] = handlerFunction ;
  	},
  
  	OnAfterSetHTML : function()
  	{
  		FCKDocumentProcessor.Process( FCK.EditorDocument ) ;
  		FCKUndo.SaveUndoStep() ;
  
  		FCK.Events.FireEvent( 'OnSelectionChange' ) ;
  		FCK.Events.FireEvent( 'OnAfterSetHTML' ) ;
  	},
  
  	// Saves URLs on links and images on special attributes, so they don't change when
  	// moving around.
  	ProtectUrls : function( html )
  	{
  		// <A> href
  		html = html.replace( FCKRegexLib.ProtectUrlsA	, '$& _fcksavedurl=$1' ) ;
  
  		// <IMG> src
  		html = html.replace( FCKRegexLib.ProtectUrlsImg	, '$& _fcksavedurl=$1' ) ;
  
  		// <AREA> href
  		html = html.replace( FCKRegexLib.ProtectUrlsArea	, '$& _fcksavedurl=$1' ) ;
  
  		return html ;
  	},
  
  	// Saves event attributes (like onclick) so they don't get executed while
  	// editing.
  	ProtectEvents : function( html )
  	{
  		return html.replace( FCKRegexLib.TagsWithEvent, _FCK_ProtectEvents_ReplaceTags ) ;
  	},
  
  	ProtectEventsRestore : function( html )
  	{
  		return html.replace( FCKRegexLib.ProtectedEvents, _FCK_ProtectEvents_RestoreEvents ) ;
  	},
  
  	ProtectTags : function( html )
  	{
  		var sTags = FCKConfig.ProtectedTags ;
  
  		// IE doesn't support <abbr> and it breaks it. Let's protect it.
  		if ( FCKBrowserInfo.IsIE )
  			sTags += sTags.length > 0 ? '|ABBR|XML|EMBED' : 'ABBR|XML|EMBED' ;
  
  		var oRegex ;
  		if ( sTags.length > 0 )
  		{
  			oRegex = new RegExp( '<(' + sTags + ')(?!\w|:)', 'gi' ) ;
  			html = html.replace( oRegex, '<FCK:$1' ) ;
  
  			oRegex = new RegExp( '<\/(' + sTags + ')>', 'gi' ) ;
  			html = html.replace( oRegex, '<\/FCK:$1>' ) ;
  		}
  
  		// Protect some empty elements. We must do it separately because the
  		// original tag may not contain the closing slash, like <hr>:
  		//		- <meta> tags get executed, so if you have a redirect meta, the
  		//		  content will move to the target page.
  		//		- <hr> may destroy the document structure if not well
  		//		  positioned. The trick is protect it here and restore them in
  		//		  the FCKDocumentProcessor.
  		sTags = 'META' ;
  		if ( FCKBrowserInfo.IsIE )
  			sTags += '|HR' ;
  
  		oRegex = new RegExp( '<((' + sTags + ')(?=\\s|>|/)[\\s\\S]*?)/?>', 'gi' ) ;
  		html = html.replace( oRegex, '<FCK:$1 />' ) ;
  
  		return html ;
  	},
  
  	SetData : function( data, resetIsDirty )
  	{
  		this.EditingArea.Mode = FCK.EditMode ;
  
  		// If there was an onSelectionChange listener in IE we must remove it to avoid crashes #1498
  		if ( FCKBrowserInfo.IsIE && FCK.EditorDocument )
  		{
  				FCK.EditorDocument.detachEvent("onselectionchange", Doc_OnSelectionChange ) ;
  		}
  
  		if ( FCK.EditMode == FCK_EDITMODE_WYSIWYG )
  		{
  			// Save the resetIsDirty for later use (async)
  			this._ForceResetIsDirty = ( resetIsDirty === true ) ;
  
  			// Protect parts of the code that must remain untouched (and invisible)
  			// during editing.
  			data = FCKConfig.ProtectedSource.Protect( data ) ;
  
  			// Call the Data Processor to transform the data.
  			data = FCK.DataProcessor.ConvertToHtml( data ) ;
  
  			// Fix for invalid self-closing tags (see #152).
  			data = data.replace( FCKRegexLib.InvalidSelfCloseTags, '$1></$2>' ) ;
  
  			// Protect event attributes (they could get fired in the editing area).
  			data = FCK.ProtectEvents( data ) ;
  
  			// Protect some things from the browser itself.
  			data = FCK.ProtectUrls( data ) ;
  			data = FCK.ProtectTags( data ) ;
  
  			// Insert the base tag (FCKConfig.BaseHref), if not exists in the source.
  			// The base must be the first tag in the HEAD, to get relative
  			// links on styles, for example.
  			if ( FCK.TempBaseTag.length > 0 && !FCKRegexLib.HasBaseTag.test( data ) )
  				data = data.replace( FCKRegexLib.HeadOpener, '$&' + FCK.TempBaseTag ) ;
  
  			// Build the HTML for the additional things we need on <head>.
  			var sHeadExtra = '' ;
  
  			if ( !FCKConfig.FullPage )
  				sHeadExtra += _FCK_GetEditorAreaStyleTags() ;
  
  			if ( FCKBrowserInfo.IsIE )
  				sHeadExtra += FCK._GetBehaviorsStyle() ;
  			else if ( FCKConfig.ShowBorders )
  				sHeadExtra += '<link href="' + FCKConfig.FullBasePath + 'css/fck_showtableborders_gecko.css" rel="stylesheet" type="text/css" _fcktemp="true" />' ;
  
  			sHeadExtra += '<link href="' + FCKConfig.FullBasePath + 'css/fck_internal.css" rel="stylesheet" type="text/css" _fcktemp="true" />' ;
  
  			// Attention: do not change it before testing it well (sample07)!
  			// This is tricky... if the head ends with <meta ... content type>,
  			// Firefox will break. But, it works if we place our extra stuff as
  			// the last elements in the HEAD.
  			data = data.replace( FCKRegexLib.HeadCloser, sHeadExtra + '$&' ) ;
  
  			// Load the HTML in the editing area.
  			this.EditingArea.OnLoad = _FCK_EditingArea_OnLoad ;
  			this.EditingArea.Start( data ) ;
  		}
  		else
  		{
  			// Remove the references to the following elements, as the editing area
  			// IFRAME will be removed.
  			FCK.EditorWindow	= null ;
  			FCK.EditorDocument	= null ;
  			FCKDomTools.PaddingNode = null ;
  
  			this.EditingArea.OnLoad = null ;
  			this.EditingArea.Start( data ) ;
  
  			// Enables the context menu in the textarea.
  			this.EditingArea.Textarea._FCKShowContextMenu = true ;
  
  			// Removes the enter key handler.
  			FCK.EnterKeyHandler = null ;
  
  			if ( resetIsDirty )
  				this.ResetIsDirty() ;
  
  			// Listen for keystroke events.
  			FCK.KeystrokeHandler.AttachToElement( this.EditingArea.Textarea ) ;
  
  			this.EditingArea.Textarea.focus() ;
  
  			FCK.Events.FireEvent( 'OnAfterSetHTML' ) ;
  		}
  
  		if ( FCKBrowserInfo.IsGecko )
  			window.onresize() ;
  	},
  
  	// For the FocusManager
  	HasFocus : false,
  
  
  	// This collection is used by the browser specific implementations to tell
  	// which named commands must be handled separately.
  	RedirectNamedCommands : new Object(),
  
  	ExecuteNamedCommand : function( commandName, commandParameter, noRedirect, noSaveUndo )
  	{
  		if ( !noSaveUndo )
  			FCKUndo.SaveUndoStep() ;
  
  		if ( !noRedirect && FCK.RedirectNamedCommands[ commandName ] != null )
  			FCK.ExecuteRedirectedNamedCommand( commandName, commandParameter ) ;
  		else
  		{
  			FCK.Focus() ;
  			FCK.EditorDocument.execCommand( commandName, false, commandParameter ) ;
  			FCK.Events.FireEvent( 'OnSelectionChange' ) ;
  		}
  
  		if ( !noSaveUndo )
  		FCKUndo.SaveUndoStep() ;
  	},
  
  	GetNamedCommandState : function( commandName )
  	{
  		try
  		{
  
  			// Bug #50 : Safari never returns positive state for the Paste command, override that.
  			if ( FCKBrowserInfo.IsSafari && FCK.EditorWindow && commandName.IEquals( 'Paste' ) )
  				return FCK_TRISTATE_OFF ;
  
  			if ( !FCK.EditorDocument.queryCommandEnabled( commandName ) )
  				return FCK_TRISTATE_DISABLED ;
  			else
  			{
  				return FCK.EditorDocument.queryCommandState( commandName ) ? FCK_TRISTATE_ON : FCK_TRISTATE_OFF ;
  			}
  		}
  		catch ( e )
  		{
  			return FCK_TRISTATE_OFF ;
  		}
  	},
  
  	GetNamedCommandValue : function( commandName )
  	{
  		var sValue = '' ;
  		var eState = FCK.GetNamedCommandState( commandName ) ;
  
  		if ( eState == FCK_TRISTATE_DISABLED )
  			return null ;
  
  		try
  		{
  			sValue = this.EditorDocument.queryCommandValue( commandName ) ;
  		}
  		catch(e) {}
  
  		return sValue ? sValue : '' ;
  	},
  
  	Paste : function( _callListenersOnly )
  	{
  		// First call 'OnPaste' listeners.
  		if ( FCK.Status != FCK_STATUS_COMPLETE || !FCK.Events.FireEvent( 'OnPaste' ) )
  			return false ;
  
  		// Then call the default implementation.
  		return _callListenersOnly || FCK._ExecPaste() ;
  	},
  
  	PasteFromWord : function()
  	{
  		FCKDialog.OpenDialog( 'FCKDialog_Paste', FCKLang.PasteFromWord, 'dialog/fck_paste.html', 400, 330, 'Word' ) ;
  	},
  
  	Preview : function()
  	{
  		var iWidth	= FCKConfig.ScreenWidth * 0.8 ;
  		var iHeight	= FCKConfig.ScreenHeight * 0.7 ;
  		var iLeft	= ( FCKConfig.ScreenWidth - iWidth ) / 2 ;
  		var oWindow = window.open( '', null, 'toolbar=yes,location=no,status=yes,menubar=yes,scrollbars=yes,resizable=yes,width=' + iWidth + ',height=' + iHeight + ',left=' + iLeft ) ;
  
  		var sHTML ;
  
  		if ( FCKConfig.FullPage )
  		{
  			if ( FCK.TempBaseTag.length > 0 )
  				sHTML = FCK.TempBaseTag + FCK.GetXHTML() ;
  			else
  				sHTML = FCK.GetXHTML() ;
  		}
  		else
  		{
  			sHTML =
  				FCKConfig.DocType +
  				'<html dir="' + FCKConfig.ContentLangDirection + '">' +
  				'<head>' +
  				FCK.TempBaseTag +
  				'<title>' + FCKLang.Preview + '</title>' +
  				_FCK_GetEditorAreaStyleTags() +
  				'</head><body' + FCKConfig.GetBodyAttributes() + '>' +
  				FCK.GetXHTML() +
  				'</body></html>' ;
  		}
  
  		oWindow.document.write( sHTML );
  		oWindow.document.close();
  	},
  
  	SwitchEditMode : function( noUndo )
  	{
  		var bIsWysiwyg = ( FCK.EditMode == FCK_EDITMODE_WYSIWYG ) ;
  
  		// Save the current IsDirty state, so we may restore it after the switch.
  		var bIsDirty = FCK.IsDirty() ;
  
  		var sHtml ;
  
  		// Update the HTML in the view output to show.
  		if ( bIsWysiwyg )
  		{
  			FCKCommands.GetCommand( 'ShowBlocks' ).SaveState() ;
  			if ( !noUndo && FCKBrowserInfo.IsIE )
  				FCKUndo.SaveUndoStep() ;
  
  			sHtml = FCK.GetXHTML( FCKConfig.FormatSource ) ;
  
  			if ( sHtml == null )
  				return false ;
  		}
  		else
  			sHtml = this.EditingArea.Textarea.value ;
  
  		FCK.EditMode = bIsWysiwyg ? FCK_EDITMODE_SOURCE : FCK_EDITMODE_WYSIWYG ;
  
  		FCK.SetData( sHtml, !bIsDirty ) ;
  
  		// Set the Focus.
  		FCK.Focus() ;
  
  		// Update the toolbar (Running it directly causes IE to fail).
  		FCKTools.RunFunction( FCK.ToolbarSet.RefreshModeState, FCK.ToolbarSet ) ;
  
  		return true ;
  	},
  
  	InsertElement : function( element )
  	{
  		// The parameter may be a string (element name), so transform it in an element.
  		if ( typeof element == 'string' )
  			element = this.EditorDocument.createElement( element ) ;
  
  		var elementName = element.nodeName.toLowerCase() ;
  
  		// Create a range for the selection. V3 will have a new selection
  		// object that may internally supply this feature.
  		var range = new FCKDomRange( this.EditorWindow ) ;
  
  		if ( FCKListsLib.BlockElements[ elementName ] != null )
  		{
  			range.SplitBlock() ;
  			range.InsertNode( element ) ;
  
  			var next = FCKDomTools.GetNextSourceElement( element, false, null, [ 'hr','br','param','img','area','input' ] ) ;
  
  			// Be sure that we have something after the new element, so we can move the cursor there.
  			if ( !next && FCKConfig.EnterMode != 'br')
  			{
  				next = this.EditorDocument.body.appendChild( this.EditorDocument.createElement( FCKConfig.EnterMode ) ) ;
  
  				if ( FCKBrowserInfo.IsGeckoLike )
  					FCKTools.AppendBogusBr( next ) ;
  			}
  
  			if ( FCKListsLib.EmptyElements[ elementName ] == null )
  				range.MoveToElementEditStart( element ) ;
  			else if ( next )
  				range.MoveToElementEditStart( next ) ;
  			else
  				range.MoveToPosition( element, 4 ) ;
  
  			if ( FCKBrowserInfo.IsGecko )
  			{
  				if ( next )
  					next.scrollIntoView( false ) ;
  				element.scrollIntoView( false ) ;
  			}
  		}
  		else
  		{
  			// Delete the current selection and insert the node.
  			range.MoveToSelection() ;
  			range.DeleteContents() ;
  			range.InsertNode( element ) ;
  
  			// Move the selection right after the new element.
  			// DISCUSSION: Should we select the element instead?
  			range.SetStart( element, 4 ) ;
  			range.SetEnd( element, 4 ) ;
  		}
  
  		range.Select() ;
  		range.Release() ;
  
  		// REMOVE IT: The focus should not really be set here. It is up to the
  		// calling code to reset the focus if needed.
  		this.Focus() ;
  
  		return element ;
  	},
  
  	_InsertBlockElement : function( blockElement )
  	{
  	},
  
  	_IsFunctionKey : function( keyCode )
  	{
  		// keys that are captured but do not change editor contents
  		if ( keyCode >= 16 && keyCode <= 20 )
  			// shift, ctrl, alt, pause, capslock
  			return true ;
  		if ( keyCode == 27 || ( keyCode >= 33 && keyCode <= 40 ) )
  			// esc, page up, page down, end, home, left, up, right, down
  			return true ;
  		if ( keyCode == 45 )
  			// insert, no effect on FCKeditor, yet
  			return true ;
  		return false ;
  	},
  
  	_KeyDownListener : function( evt )
  	{
  		if (! evt)
  			evt = FCK.EditorWindow.event ;
  		if ( FCK.EditorWindow )
  		{
  			if ( !FCK._IsFunctionKey(evt.keyCode) // do not capture function key presses, like arrow keys or shift/alt/ctrl
  					&& !(evt.ctrlKey || evt.metaKey) // do not capture Ctrl hotkeys, as they have their snapshot capture logic
  					&& !(evt.keyCode == 46) ) // do not capture Del, it has its own capture logic in fckenterkey.js
  				FCK._KeyDownUndo() ;
  		}
  		return true ;
  	},
  
  	_KeyDownUndo : function()
  	{
  		if ( !FCKUndo.Typing )
  		{
  			FCKUndo.SaveUndoStep() ;
  			FCKUndo.Typing = true ;
  			FCK.Events.FireEvent( "OnSelectionChange" ) ;
  		}
  
  		FCKUndo.TypesCount++ ;
  		FCKUndo.Changed = 1 ;
  
  		if ( FCKUndo.TypesCount > FCKUndo.MaxTypes )
  		{
  			FCKUndo.TypesCount = 0 ;
  			FCKUndo.SaveUndoStep() ;
  		}
  	},
  
  	_TabKeyHandler : function( evt )
  	{
  		if ( ! evt )
  			evt = window.event ;
  
  		var keystrokeValue = evt.keyCode ;
  
  		// Pressing <Tab> in source mode should produce a tab space in the text area, not
  		// changing the focus to something else.
  		if ( keystrokeValue == 9 && FCK.EditMode != FCK_EDITMODE_WYSIWYG )
  		{
  			if ( FCKBrowserInfo.IsIE )
  			{
  				var range = document.selection.createRange() ;
  				if ( range.parentElement() != FCK.EditingArea.Textarea )
  					return true ;
  				range.text = '\t' ;
  				range.select() ;
  			}
  			else
  			{
  				var a = [] ;
  				var el = FCK.EditingArea.Textarea ;
  				var selStart = el.selectionStart ;
  				var selEnd = el.selectionEnd ;
  				a.push( el.value.substr(0, selStart ) ) ;
  				a.push( '\t' ) ;
  				a.push( el.value.substr( selEnd ) ) ;
  				el.value = a.join( '' ) ;
  				el.setSelectionRange( selStart + 1, selStart + 1 ) ;
  			}
  
  			if ( evt.preventDefault )
  				return evt.preventDefault() ;
  
  			return evt.returnValue = false ;
  		}
  
  		return true ;
  	}
  } ;
  
  FCK.Events = new FCKEvents( FCK ) ;
  
  // DEPRECATED in favor or "GetData".
  FCK.GetHTML	= FCK.GetXHTML = FCK.GetData ;
  
  // DEPRECATED in favor of "SetData".
  FCK.SetHTML = FCK.SetData ;
  
  // InsertElementAndGetIt and CreateElement are Deprecated : returns the same value as InsertElement.
  FCK.InsertElementAndGetIt = FCK.CreateElement = FCK.InsertElement ;
  
  // Replace all events attributes (like onclick).
  function _FCK_ProtectEvents_ReplaceTags( tagMatch )
  {
  	return tagMatch.replace( FCKRegexLib.EventAttributes, _FCK_ProtectEvents_ReplaceEvents ) ;
  }
  
  // Replace an event attribute with its respective __fckprotectedatt attribute.
  // The original event markup will be encoded and saved as the value of the new
  // attribute.
  function _FCK_ProtectEvents_ReplaceEvents( eventMatch, attName )
  {
  	return ' ' + attName + '_fckprotectedatt="' + encodeURIComponent( eventMatch ) + '"' ;
  }
  
  function _FCK_ProtectEvents_RestoreEvents( match, encodedOriginal )
  {
  	return decodeURIComponent( encodedOriginal ) ;
  }
  
  function _FCK_MouseEventsListener( evt )
  {
  	if ( ! evt )
  		evt = window.event ;
  	if ( evt.type == 'mousedown' )
  		FCK.MouseDownFlag = true ;
  	else if ( evt.type == 'mouseup' )
  		FCK.MouseDownFlag = false ;
  	else if ( evt.type == 'mousemove' )
  		FCK.Events.FireEvent( 'OnMouseMove', evt ) ;
  }
  
  function _FCK_PaddingNodeListener()
  {
  	if ( FCKConfig.EnterMode.IEquals( 'br' ) )
  		return ;
  	FCKDomTools.EnforcePaddingNode( FCK.EditorDocument, FCKConfig.EnterMode ) ;
  
  	if ( ! FCKBrowserInfo.IsIE && FCKDomTools.PaddingNode )
  	{
  		// Prevent the caret from going between the body and the padding node in Firefox.
  		// i.e. <body>|<p></p></body>
  		var sel = FCK.EditorWindow.getSelection() ;
  		if ( sel && sel.rangeCount == 1 )
  		{
  			var range = sel.getRangeAt( 0 ) ;
  			if ( range.collapsed && range.startContainer == FCK.EditorDocument.body && range.startOffset == 0 )
  			{
  				range.selectNodeContents( FCKDomTools.PaddingNode ) ;
  				range.collapse( true ) ;
  				sel.removeAllRanges() ;
  				sel.addRange( range ) ;
  			}
  		}
  	}
  	else if ( FCKDomTools.PaddingNode )
  	{
  		// Prevent the caret from going into an empty body but not into the padding node in IE.
  		// i.e. <body><p></p>|</body>
  		var parentElement = FCKSelection.GetParentElement() ;
  		var paddingNode = FCKDomTools.PaddingNode ;
  		if ( parentElement && parentElement.nodeName.IEquals( 'body' ) )
  		{
  			if ( FCK.EditorDocument.body.childNodes.length == 1 
  					&& FCK.EditorDocument.body.firstChild == paddingNode )
  			{
  				var range = FCK.EditorDocument.body.createTextRange() ;
  				var clearContents = false ;
  				if ( !paddingNode.childNodes.firstChild )
  				{
  					paddingNode.appendChild( paddingNode.ownerDocument.createTextNode( '\ufeff' ) ) ;
  					clearContents = true ;
  				}
  				range.moveToElementText( paddingNode ) ;
  				range.select() ;
  				if ( clearContents )
  					range.pasteHTML( '' ) ;
  			}
  		}
  	}
  }
  
  function _FCK_EditingArea_OnLoad()
  {
  	// Get the editor's window and document (DOM)
  	FCK.EditorWindow	= FCK.EditingArea.Window ;
  	FCK.EditorDocument	= FCK.EditingArea.Document ;
  
  	FCK.InitializeBehaviors() ;
  
  	// Listen for mousedown and mouseup events for tracking drag and drops.
  	FCK.MouseDownFlag = false ;
  	FCKTools.AddEventListener( FCK.EditorDocument, 'mousemove', _FCK_MouseEventsListener ) ;
  	FCKTools.AddEventListener( FCK.EditorDocument, 'mousedown', _FCK_MouseEventsListener ) ;
  	FCKTools.AddEventListener( FCK.EditorDocument, 'mouseup', _FCK_MouseEventsListener ) ;
  
  	// Most of the CTRL key combos do not work under Safari for onkeydown and onkeypress (See #1119)
  	// But we can use the keyup event to override some of these...
  	if ( FCKBrowserInfo.IsSafari )
  	{
  		var undoFunc = function( evt )
  		{
  			if ( ! ( evt.ctrlKey || evt.metaKey ) )
  				return ;
  			if ( FCK.EditMode != FCK_EDITMODE_WYSIWYG )
  				return ;
  			switch ( evt.keyCode )
  			{
  				case 89:
  					FCKUndo.Redo() ;
  					break ;
  				case 90:
  					FCKUndo.Undo() ;
  					break ;
  			}
  		}
  
  		FCKTools.AddEventListener( FCK.EditorDocument, 'keyup', undoFunc ) ;
  	}
  
  	// Create the enter key handler
  	FCK.EnterKeyHandler = new FCKEnterKey( FCK.EditorWindow, FCKConfig.EnterMode, FCKConfig.ShiftEnterMode, FCKConfig.TabSpaces ) ;
  
  	// Listen for keystroke events.
  	FCK.KeystrokeHandler.AttachToElement( FCK.EditorDocument ) ;
  
  	if ( FCK._ForceResetIsDirty )
  		FCK.ResetIsDirty() ;
  
  	// This is a tricky thing for IE. In some cases, even if the cursor is
  	// blinking in the editing, the keystroke handler doesn't catch keyboard
  	// events. We must activate the editing area to make it work. (#142).
  	if ( FCKBrowserInfo.IsIE && FCK.HasFocus )
  		FCK.EditorDocument.body.setActive() ;
  
  	FCK.OnAfterSetHTML() ;
  
  	// Restore show blocks status.
  	FCKCommands.GetCommand( 'ShowBlocks' ).RestoreState() ;
  
  	// Check if it is not a startup call, otherwise complete the startup.
  	if ( FCK.Status != FCK_STATUS_NOTLOADED )
  		return ;
  
  	if ( FCKConfig.Debug )
  		FCKDebug._GetWindow() ;
  
  	FCK.SetStatus( FCK_STATUS_ACTIVE ) ;
  }
  
  function _FCK_GetEditorAreaStyleTags()
  {
  	var sTags = '' ;
  	var aCSSs = FCKConfig.EditorAreaCSS ;
  	var sStyles = FCKConfig.EditorAreaStyles ;
  
  	for ( var i = 0 ; i < aCSSs.length ; i++ )
  		sTags += '<link href="' + aCSSs[i] + '" rel="stylesheet" type="text/css" />' ;
  
  	if ( sStyles && sStyles.length > 0 )
  		sTags += "<style>" + sStyles + "</style>" ;
  
  	return sTags ;
  }
  
  function _FCK_KeystrokeHandler_OnKeystroke( keystroke, keystrokeValue )
  {
  	if ( FCK.Status != FCK_STATUS_COMPLETE )
  		return false ;
  
  	if ( FCK.EditMode == FCK_EDITMODE_WYSIWYG )
  	{
  		switch ( keystrokeValue )
  		{
  			case 'Paste' :
  				return !FCK.Paste() ;
  
  			case 'Cut' :
  				FCKUndo.SaveUndoStep() ;
  				return false ;
  		}
  	}
  	else
  	{
  		// In source mode, some actions must have their default behavior.
  		if ( keystrokeValue.Equals( 'Paste', 'Undo', 'Redo', 'SelectAll', 'Cut' ) )
  			return false ;
  	}
  
  	// The return value indicates if the default behavior of the keystroke must
  	// be cancelled. Let's do that only if the Execute() call explicitly returns "false".
  	var oCommand = FCK.Commands.GetCommand( keystrokeValue ) ;
  	return ( oCommand.Execute.apply( oCommand, FCKTools.ArgumentsToArray( arguments, 2 ) ) !== false ) ;
  }
  
  // Set the FCK.LinkedField reference to the field that will be used to post the
  // editor data.
  (function()
  {
  	// There is a bug on IE... getElementById returns any META tag that has the
  	// name set to the ID you are looking for. So the best way in to get the array
  	// by names and look for the correct one.
  	// As ASP.Net generates a ID that is different from the Name, we must also
  	// look for the field based on the ID (the first one is the ID).
  
  	var oDocument = window.parent.document ;
  
  	// Try to get the field using the ID.
  	var eLinkedField = oDocument.getElementById( FCK.Name ) ;
  
  	var i = 0;
  	while ( eLinkedField || i == 0 )
  	{
  		if ( eLinkedField && eLinkedField.tagName.toLowerCase().Equals( 'input', 'textarea' ) )
  		{
  			FCK.LinkedField = eLinkedField ;
  			break ;
  		}
  
  		eLinkedField = oDocument.getElementsByName( FCK.Name )[i++] ;
  	}
  })() ;
  
  var FCKTempBin =
  {
  	Elements : new Array(),
  
  	AddElement : function( element )
  	{
  		var iIndex = this.Elements.length ;
  		this.Elements[ iIndex ] = element ;
  		return iIndex ;
  	},
  
  	RemoveElement : function( index )
  	{
  		var e = this.Elements[ index ] ;
  		this.Elements[ index ] = null ;
  		return e ;
  	},
  
  	Reset : function()
  	{
  		var i = 0 ;
  		while ( i < this.Elements.length )
  			this.Elements[ i++ ] = null ;
  		this.Elements.length = 0 ;
  	}
  } ;
  
  
  
  // # Focus Manager: Manages the focus in the editor.
  var FCKFocusManager = FCK.FocusManager =
  {
  	IsLocked : false,
  
  	AddWindow : function( win, sendToEditingArea )
  	{
  		var oTarget ;
  
  		if ( FCKBrowserInfo.IsIE )
  			oTarget = win.nodeType == 1 ? win : win.frameElement ? win.frameElement : win.document ;
  		else if ( FCKBrowserInfo.IsSafari )
  			oTarget = win ;
  		else
  			oTarget = win.document ;
  
  		FCKTools.AddEventListener( oTarget, 'blur', FCKFocusManager_Win_OnBlur ) ;
  		FCKTools.AddEventListener( oTarget, 'focus', sendToEditingArea ? FCKFocusManager_Win_OnFocus_Area : FCKFocusManager_Win_OnFocus ) ;
  	},
  
  	RemoveWindow : function( win )
  	{
  		if ( FCKBrowserInfo.IsIE )
  			oTarget = win.nodeType == 1 ? win : win.frameElement ? win.frameElement : win.document ;
  		else
  			oTarget = win.document ;
  
  		FCKTools.RemoveEventListener( oTarget, 'blur', FCKFocusManager_Win_OnBlur ) ;
  		FCKTools.RemoveEventListener( oTarget, 'focus', FCKFocusManager_Win_OnFocus_Area ) ;
  		FCKTools.RemoveEventListener( oTarget, 'focus', FCKFocusManager_Win_OnFocus ) ;
  	},
  
  	Lock : function()
  	{
  		this.IsLocked = true ;
  	},
  
  	Unlock : function()
  	{
  		if ( this._HasPendingBlur )
  			FCKFocusManager._Timer = window.setTimeout( FCKFocusManager_FireOnBlur, 100 ) ;
  
  		this.IsLocked = false ;
  	},
  
  	_ResetTimer : function()
  	{
  		this._HasPendingBlur = false ;
  
  		if ( this._Timer )
  		{
  			window.clearTimeout( this._Timer ) ;
  			delete this._Timer ;
  		}
  	}
  } ;
  
  function FCKFocusManager_Win_OnBlur()
  {
  	if ( typeof(FCK) != 'undefined' && FCK.HasFocus )
  	{
  		FCKFocusManager._ResetTimer() ;
  		FCKFocusManager._Timer = window.setTimeout( FCKFocusManager_FireOnBlur, 100 ) ;
  	}
  }
  
  function FCKFocusManager_FireOnBlur()
  {
  	if ( FCKFocusManager.IsLocked )
  		FCKFocusManager._HasPendingBlur = true ;
  	else
  	{
  		FCK.HasFocus = false ;
  		FCK.Events.FireEvent( "OnBlur" ) ;
  	}
  }
  
  function FCKFocusManager_Win_OnFocus_Area()
  {
  	FCK.Focus() ;
  	FCKFocusManager_Win_OnFocus() ;
  }
  
  function FCKFocusManager_Win_OnFocus()
  {
  	FCKFocusManager._ResetTimer() ;
  
  	if ( !FCK.HasFocus && !FCKFocusManager.IsLocked )
  	{
  		FCK.HasFocus = true ;
  		FCK.Events.FireEvent( "OnFocus" ) ;
  	}
  }
  
  