diff --git a/client/galaxy/scripts/libs/jquery/jquery.dynatree.js b/client/galaxy/scripts/libs/jquery/jquery.dynatree.js
old mode 100644
new mode 100755
index fac3b02ceb9..e45bedf2fd7
--- a/client/galaxy/scripts/libs/jquery/jquery.dynatree.js
+++ b/client/galaxy/scripts/libs/jquery/jquery.dynatree.js
@@ -1,2034 +1,3457 @@
-/*************************************************************************
-	jquery.dynatree.js
-	Dynamic tree view control, with support for lazy loading of branches.
-
-	Copyright (c) 2008-2010,  Martin Wendt (http://wwWendt.de)
-	Dual licensed under the MIT or GPL Version 2 licenses.
-	http://code.google.com/p/dynatree/wiki/LicenseInfo
-
-	A current version and some documentation is available at
-		http://dynatree.googlecode.com/
-
-	$Version: 0.5.4$
-	$Revision: 329, 2010-05-05 08:04:39$
-
- 	@depends: jquery.js
- 	@depends: ui.core.js
-    @depends: jquery.cookie.js
-*************************************************************************/
-
-
-/*************************************************************************
- *	Debug functions
- */
-
-var _canLog = true;
-
-function _log(mode, msg) {
-	/**
-	 * Usage: logMsg("%o was toggled", this);
-	 */
-	if( !_canLog ) 
-		return;
-	// Remove first argument
-	var args = Array.prototype.slice.apply(arguments, [1]); 
-	// Prepend timestamp
-	var dt = new Date();
-	var tag = dt.getHours()+":"+dt.getMinutes()+":"+dt.getSeconds()+"."+dt.getMilliseconds();
-	args[0] = tag + " - " + args[0];
-
-	try {
-		switch( mode ) {
-		case "info":
-			window.console.info.apply(window.console, args);
-			break;
-		case "warn":
-			window.console.warn.apply(window.console, args);
-			break;
-		default:
-			window.console.log.apply(window.console, args);
-		}
-	} catch(e) {
-		if( !window.console )
-			_canLog = false; // Permanently disable, when logging is not supported by the browser 
-	}
-}
-
-function logMsg(msg) {
-	Array.prototype.unshift.apply(arguments, ["debug"]);
-	_log.apply(this, arguments);
-}
-
-
-// Forward declaration
-var getDynaTreePersistData = undefined;
-
-
-
-/*************************************************************************
- *	Constants
- */
-var DTNodeStatus_Error   = -1;
-var DTNodeStatus_Loading = 1;
-var DTNodeStatus_Ok      = 0;
-
-
-// Start of local namespace
-;(function($) {
-
-/*************************************************************************
- *	Common tool functions.
- */
-
-var Class = {
-	create: function() {
-		return function() {
-			this.initialize.apply(this, arguments);
-		}
-	}
-}
-
-/*************************************************************************
- *	Class DynaTreeNode
- */
-var DynaTreeNode = Class.create();
-
-DynaTreeNode.prototype = {
-	initialize: function(parent, tree, data) {
-		/**
-		 * @constructor 
-		 */
-		this.parent = parent; 
-		this.tree = tree;
-		if ( typeof data == "string" ) 
-			data = { title: data };
-		if( data.key == undefined )
-			data.key = "_" + tree._nodeCount++;
-		this.data = $.extend({}, $.ui.dynatree.nodedatadefaults, data);
-		this.div = null; // not yet created
-		this.span = null; // not yet created
-		this.childList = null; // no subnodes yet
-//		this.isRead = false; // Lazy content not yet read
-		this.isLoading = false; // Lazy content is being loaded
-		this.hasSubSel = false;
-	},
-
-	toString: function() {
-		return "dtnode<" + this.data.key + ">: '" + this.data.title + "'";
-	},
-
-	toDict: function(recursive, callback) {
-		var dict = $.extend({}, this.data);
-		dict.activate = ( this.tree.activeNode === this );
-		dict.focus = ( this.tree.focusNode === this );
-		dict.expand = this.bExpanded;
-		dict.select = this.bSelected;
-		if( callback )
-			callback(dict);
-		if( recursive && this.childList ) {
-			dict.children = [];
-			for(var i=0; i<this.childList.length; i++ )
-				dict.children.push(this.childList[i].toDict(true, callback));
-		} else {
-			delete dict.children;
-		}
-		return dict;
-	},
-
-	_getInnerHtml: function() {
-		var opts = this.tree.options;
-		var cache = this.tree.cache;
-		// parent connectors
-		var rootParent = opts.rootVisible ? null : this.tree.tnRoot; 
-		var bHideFirstExpander = (opts.rootVisible && opts.minExpandLevel>0) || opts.minExpandLevel>1;
-		var bHideFirstConnector = opts.rootVisible || opts.minExpandLevel>0;
-
-		var res = "";
-		var p = this.parent;
-		while( p ) {
-			// Suppress first connector column, if visible top level is always expanded
-			if ( bHideFirstConnector && p==rootParent  )
-				break;
-			res = ( p.isLastSibling() ? cache.tagEmpty : cache.tagVline) + res;
-			p = p.parent;
-		}
-
-		// connector (expanded, expandable or simple)
-		if( bHideFirstExpander && this.parent==rootParent ) { 
-			// skip connector
-		} else if ( this.childList || this.data.isLazy ) {
-   			res += cache.tagExpander;
-		} else {
-   			res += cache.tagConnector;
-		}
-		
-		// Checkbox mode
-		if( opts.checkbox && this.data.hideCheckbox!=true && !this.data.isStatusNode ) {
-   			res += cache.tagCheckbox;
-		}
-		
-		// folder or doctype icon
-   		if ( this.data.icon ) {
-    		res += "<img src='" + opts.imagePath + this.data.icon + "' alt='' />";
-   		} else if ( this.data.icon == false ) {
-        	// icon == false means 'no icon'
-		} else {
-        	// icon == null means 'default icon'
-   			res += cache.tagNodeIcon;
-		}
-
-		// node name
-		var tooltip = ( this.data && typeof this.data.tooltip == "string" ) ? " title='" + this.data.tooltip + "'" : "";
-		res +=  "<a href='#' class='" + opts.classNames.title + "'" + tooltip + ">" + this.data.title + "</a>";
-		return res;
-	},
-
-	_fixOrder: function() {
-		/**
-		 * Make sure, that <div> order matches childList order.
-		 */
-		var cl = this.childList; 
-		if( !cl )
-			return;
-		var childDiv = this.div.firstChild.nextSibling;
-		for(var i=0; i<cl.length-1; i++) {
-			var childNode1 = cl[i]; 
-			var childNode2 = childDiv.firstChild.dtnode;
-			if( childNode1 !== childNode2 ) {
-				this.tree.logDebug("_fixOrder: mismatch at index " + i + ": " + childNode1 + " != " + childNode2);
-				this.div.insertBefore(childNode1.div, childNode2.div);
-			} else {
-				childDiv = childDiv.nextSibling;
-			}
-		}
-	},
-	
-	render: function(bDeep, bHidden) {
-		/**
-		 * Create HTML markup for this node.
-		 * 
-		 * <div> // This div contains the node's span and list of child div's.
-		 *   <span id='key'>S S S A</span> // Span contains graphic spans and title <a> tag 
-		 *   <div>child1</div>
-		 *   <div>child2</div>
-		 * </div>
-		 */
-//		this.tree.logDebug("%o.render()", this);
-		var opts = this.tree.options;
-		var cn = opts.classNames;
-		var isLastSib = this.isLastSibling();
-		// --- 
-		if( ! this.div ) {
-			this.span = document.createElement("span");
-			this.span.dtnode = this;
-			if( this.data.key )
-				this.span.id = this.tree.options.idPrefix + this.data.key;
-			this.div  = document.createElement("div");
-			this.div.appendChild(this.span);
-			
-			if ( this.parent ) {
-				this.parent.div.appendChild(this.div);
-			}
-
-			if( this.parent==null && !this.tree.options.rootVisible )
-				this.span.style.display = "none";
-		}
-		// set node connector images, links and text
-		this.span.innerHTML = this._getInnerHtml();
-
-		// hide this node, if parent is collapsed
-		this.div.style.display = ( this.parent==null || this.parent.bExpanded ? "" : "none");
-
-		// Set classes for current status
-		var cnList = [];
-		cnList.push( ( this.data.isFolder ) ? cn.folder : cn.document );
-		if( this.bExpanded )
-			cnList.push(cn.expanded);
-		if( this.childList != null )
-			cnList.push(cn.hasChildren);
-		if( this.data.isLazy && this.childList==null )
-			cnList.push(cn.lazy);
-		if( isLastSib )
-			cnList.push(cn.lastsib);
-		if( this.bSelected )
-			cnList.push(cn.selected);
-		if( this.hasSubSel )
-			cnList.push(cn.partsel);
-		if( this.tree.activeNode === this )
-			cnList.push(cn.active);
-		if( this.data.addClass )
-			cnList.push(this.data.addClass);
-		// IE6 doesn't correctly evaluate multiple class names,
-		// so we create combined class names that can be used in the CSS
-		cnList.push(cn.combinedExpanderPrefix
-				+ (this.bExpanded ? "e" : "c")
-				+ (this.data.isLazy && this.childList==null ? "d" : "")
-				+ (isLastSib ? "l" : "")
-				);
-		cnList.push(cn.combinedIconPrefix
-				+ (this.bExpanded ? "e" : "c")
-				+ (this.data.isFolder ? "f" : "")
-				);
-		this.span.className = cnList.join(" ");
-
-		if( bDeep && this.childList && (bHidden || this.bExpanded) ) {
-			for(var i=0; i<this.childList.length; i++) {
-				this.childList[i].render(bDeep, bHidden)
-			}
-			this._fixOrder();
-		}
-	},
-
-	hasChildren: function() {
-		return this.childList != null;
-	},
-
-	isLastSibling: function() {
-		var p = this.parent;
-		if ( !p ) return true;
-		return p.childList[p.childList.length-1] === this;
-	},
-
-	prevSibling: function() {
-		if( !this.parent ) return null;
-		var ac = this.parent.childList;
-		for(var i=1; i<ac.length; i++) // start with 1, so prev(first) = null
-			if( ac[i] === this )
-				return ac[i-1];
-		return null;
-	},
-
-	nextSibling: function() {
-		if( !this.parent ) return null;
-		var ac = this.parent.childList;
-		for(var i=0; i<ac.length-1; i++) // up to length-2, so next(last) = null
-			if( ac[i] === this )
-				return ac[i+1];
-		return null;
-	},
-
-	_setStatusNode: function(data) {
-		// Create, modify or remove the status child node (pass 'null', to remove it).
-		var firstChild = ( this.childList ? this.childList[0] : null );
-		if( !data ) {
-			if ( firstChild ) {
-				this.div.removeChild(firstChild.div);
-				if( this.childList.length == 1 )
-					this.childList = null;
-				else
-					this.childList.shift();
-			}
-		} else if ( firstChild ) {
-			data.isStatusNode = true;
-			firstChild.data = data;
-			firstChild.render(false, false);
-		} else {
-			data.isStatusNode = true;
-			firstChild = this.addChild(data);
-		}
-	},
-
-	setLazyNodeStatus: function(lts, opts) {
-		var tooltip = (opts && opts.tooltip) ? opts.tooltip : null;
-		var info = (opts && opts.info) ? " (" + opts.info + ")" : "";
-		switch( lts ) {
-			case DTNodeStatus_Ok:
-				this._setStatusNode(null);
-//				this.isRead = true;
-				this.isLoading = false;
-				this.render(false, false);
-				if( this.tree.options.autoFocus ) {
-					if( this === this.tree.tnRoot && !this.tree.options.rootVisible && this.childList ) {
-						// special case: using ajaxInit
-						this.childList[0].focus();
-					} else {
-						this.focus();
-					}
-				}
-				break;
-			case DTNodeStatus_Loading:
-				this.isLoading = true;
-				this._setStatusNode({
-					title: this.tree.options.strings.loading + info,
-					tooltip: tooltip,
-					addClass: this.tree.options.classNames.nodeWait
-				});
-				break;
-			case DTNodeStatus_Error:
-				this.isLoading = false;
-				this._setStatusNode({
-					title: this.tree.options.strings.loadError + info,
-					tooltip: tooltip,
-					addClass: this.tree.options.classNames.nodeError
-				});
-				break;
-			default:
-				throw "Bad LazyNodeStatus: '" + lts + "'.";
-		}
-	},
-
-	_parentList: function(includeRoot, includeSelf) {
-		var l = [];
-		var dtn = includeSelf ? this : this.parent;
-		while( dtn ) {
-			if( includeRoot || dtn.parent )
-				l.unshift(dtn);
-			dtn = dtn.parent;
-		};
-		return l;
-	},
-
-	getLevel: function() {
-		var level = 0;
-		var dtn = this.parent;
-		while( dtn ) {
-			level++;
-			dtn = dtn.parent;
-		};
-		return level;
-	},
-
-	_getTypeForOuterNodeEvent: function(event) {
-		/** Return the inner node span (title, checkbox or expander) if 
-		 *  event.target points to the outer span.
-		 *  This function should fix issue #93: 
-		 *  FF2 ignores empty spans, when generating events (returning the parent instead).
-		 */ 
-		var cns = this.tree.options.classNames;
-	    var target = event.target;
-	    // Only process clicks on an outer node span (probably due to a FF2 event handling bug)
-	    if( target.className.indexOf(cns.folder)<0 
-	    	&& target.className.indexOf(cns.document)<0 ) {
-	        return null
-	    }
-	    // Event coordinates, relative to outer node span:
-	    var eventX = event.pageX - target.offsetLeft;
-	    var eventY = event.pageY - target.offsetTop;
-	    
-	    for(var i=0; i<target.childNodes.length; i++) {
-	        var cn = target.childNodes[i];
-	        var x = cn.offsetLeft - target.offsetLeft;
-	        var y = cn.offsetTop - target.offsetTop;
-	        var nx = cn.clientWidth, ny = cn.clientHeight;
-//	        alert (cn.className + ": " + x + ", " + y + ", s:" + nx + ", " + ny);
-	        if( eventX>=x && eventX<=(x+nx) && eventY>=y && eventY<=(y+ny) ) {
-//	            alert("HIT "+ cn.className);
-	            if( cn.className==cns.title ) 
-	            	return "title";
-	            else if( cn.className==cns.expander ) 
-	            	return "expander";
-	            else if( cn.className==cns.checkbox ) 
-	            	return "checkbox";
-	            else if( cn.className==cns.nodeIcon ) 
-	            	return "icon";
-	        }
-	    }
-	    return "prefix";
-	},
-
-	getEventTargetType: function(event) {
-		// Return the part of a node, that a click event occured on.
-		// Note: there is no check, if the was fired on TIHS node. 
-		var tcn = event && event.target ? event.target.className : "";
-		var cns = this.tree.options.classNames;
-
-		if( tcn == cns.title )
-			return "title";
-		else if( tcn==cns.expander )
-			return "expander";
-		else if( tcn==cns.checkbox )
-			return "checkbox";
-		else if( tcn==cns.nodeIcon )
-			return "icon";
-		else if( tcn==cns.empty || tcn==cns.vline || tcn==cns.connector )
-			return "prefix";
-		else if( tcn.indexOf(cns.folder)>=0 || tcn.indexOf(cns.document)>=0 )
-			// FIX issue #93
-			return this._getTypeForOuterNodeEvent(event);
-		return null;
-	},
-
-	isVisible: function() {
-		// Return true, if all parents are expanded.
-		var parents = this._parentList(true, false);
-		for(var i=0; i<parents.length; i++)
-			if( ! parents[i].bExpanded ) return false;
-		return true;
-	},
-
-	makeVisible: function() {
-		// Make sure, all parents are expanded
-		var parents = this._parentList(true, false);
-		for(var i=0; i<parents.length; i++)
-			parents[i]._expand(true);
-	},
-
-	focus: function() {
-		// TODO: check, if we already have focus
-//		this.tree.logDebug("dtnode.focus(): %o", this);
-		this.makeVisible();
-		try {
-			$(this.span).find(">a").focus();
-		} catch(e) { }
-	},
-
-	_activate: function(flag, fireEvents) {
-		// (De)Activate - but not focus - this node.
-		this.tree.logDebug("dtnode._activate(%o, fireEvents=%o) - %o", flag, fireEvents, this);
-		var opts = this.tree.options;
-		if( this.data.isStatusNode )
-			return;
-		if ( fireEvents && opts.onQueryActivate && opts.onQueryActivate.call(this.span, flag, this) == false )
-			return; // Callback returned false
-		
-		if( flag ) {
-			// Activate
-			if( this.tree.activeNode ) {
-				if( this.tree.activeNode === this )
-					return;
-				this.tree.activeNode.deactivate();
-			}
-			if( opts.activeVisible )
-				this.makeVisible();
-			this.tree.activeNode = this;
-	        if( opts.persist )
-				$.cookie(opts.cookieId+"-active", this.data.key, opts.cookie);
-	        this.tree.persistence.activeKey = this.data.key;
-			$(this.span).addClass(opts.classNames.active);
-			if ( fireEvents && opts.onActivate ) // Pass element as 'this' (jQuery convention)
-				opts.onActivate.call(this.span, this);
-		} else {
-			// Deactivate
-			if( this.tree.activeNode === this ) {
-				var opts = this.tree.options;
-				if ( opts.onQueryActivate && opts.onQueryActivate.call(this.span, false, this) == false )
-					return; // Callback returned false
-				$(this.span).removeClass(opts.classNames.active);
-		        if( opts.persist ) {
-		        	// Note: we don't pass null, but ''. So the cookie is not deleted.
-		        	// If we pass null, we also have to pass a COPY of opts, because $cookie will override opts.expires (issue 84)
-					$.cookie(opts.cookieId+"-active", "", opts.cookie);
-		        }
-		        this.tree.persistence.activeKey = null;
-				this.tree.activeNode = null;
-				if ( fireEvents && opts.onDeactivate )
-					opts.onDeactivate.call(this.span, this);
-			}
-		}
-	},
-
-	activate: function() {
-		// Select - but not focus - this node.
-//		this.tree.logDebug("dtnode.activate(): %o", this);
-		this._activate(true, true);
-	},
-
-	deactivate: function() {
-//		this.tree.logDebug("dtnode.deactivate(): %o", this);
-		this._activate(false, true);
-	},
-
-	isActive: function() {
-		return (this.tree.activeNode === this);
-	},
-	
-	_userActivate: function() {
-		// Handle user click / [space] / [enter], according to clickFolderMode.
-		var activate = true;
-		var expand = false;
-		if ( this.data.isFolder ) {
-			switch( this.tree.options.clickFolderMode ) {
-			case 2:
-				activate = false;
-				expand = true;
-				break;
-			case 3:
-				activate = expand = true;
-				break;
-			}
-		}
-		if( this.parent == null && this.tree.options.minExpandLevel>0 ) {
-			expand = false;
-		}
-		if( expand ) {
-			this.toggleExpand();
-			this.focus();
-		} 
-		if( activate ) {
-			this.activate();
-		}
-	},
-
-	_setSubSel: function(hasSubSel) {
-		if( hasSubSel ) {
-			this.hasSubSel = true;
-			$(this.span).addClass(this.tree.options.classNames.partsel);
-		} else {
-			this.hasSubSel = false;
-			$(this.span).removeClass(this.tree.options.classNames.partsel);
-		}
-	},
-
-	_fixSelectionState: function() {
-		// fix selection status, for multi-hier mode 
-//		this.tree.logDebug("_fixSelectionState(%o) - %o", this.bSelected, this);
-		if( this.bSelected ) {
-			// Select all children
-			this.visit(function(dtnode){
-				dtnode.parent._setSubSel(true);
-				dtnode._select(true, false, false);
-			});
-			// Select parents, if all children are selected
-			var p = this.parent;
-			while( p ) {
-				p._setSubSel(true);
-				var allChildsSelected = true;
-				for(var i=0; i<p.childList.length;  i++) {
-					var n = p.childList[i]; 
-					if( !n.bSelected && !n.data.isStatusNode ) {
-						allChildsSelected = false;
-						break;
-					}
-				}
-				if( allChildsSelected )
-					p._select(true, false, false);
-				p = p.parent;
-			}
-		} else {
-			// Deselect all children
-			this._setSubSel(false);
-			this.visit(function(dtnode){
-				dtnode._setSubSel(false);
-				dtnode._select(false, false, false);
-			});
-			// Deselect parents, and recalc hasSubSel
-			var p = this.parent;
-			while( p ) {
-				p._select(false, false, false);
-				var isPartSel = false;
-				for(var i=0; i<p.childList.length;  i++) {
-					if( p.childList[i].bSelected || p.childList[i].hasSubSel ) {
-						isPartSel = true;
-						break;
-					}
-				}
-				p._setSubSel(isPartSel);
-				p = p.parent;
-			}
-		}
-	},
-	
-	_select: function(sel, fireEvents, deep) {
-		// Select - but not focus - this node.
-//		this.tree.logDebug("dtnode._select(%o) - %o", sel, this);
-		var opts = this.tree.options;
-		if( this.data.isStatusNode )
-			return;
-		// 
-		if( this.bSelected == sel ) {
-//			this.tree.logDebug("dtnode._select(%o) IGNORED - %o", sel, this);
-			return;
-		}
-		// Allow event listener to abort selection
-		if ( fireEvents && opts.onQuerySelect && opts.onQuerySelect.call(this.span, sel, this) == false )
-			return; // Callback returned false
-		
-		// Force single-selection
-		if( opts.selectMode==1 && sel ) { 
-			this.tree.visit(function(dtnode){
-				if( dtnode.bSelected ) {
-					// Deselect; assuming that in selectMode:1 there's max. one other selected node
-					dtnode._select(false, false, false);
-					return false;
-				}
-			});
-		}
-
-		this.bSelected = sel;
-//        this.tree._changeNodeList("select", this, sel);
-  
-		if( sel ) {
-			if( opts.persist )
-				this.tree.persistence.addSelect(this.data.key);
-
-			$(this.span).addClass(opts.classNames.selected);
-
-			if( deep && opts.selectMode==3 )
-				this._fixSelectionState();
-
-			if ( fireEvents && opts.onSelect )
-				opts.onSelect.call(this.span, true, this);
-
-		} else {
-			if( opts.persist )
-				this.tree.persistence.clearSelect(this.data.key);
-			
-			$(this.span).removeClass(opts.classNames.selected);
-
-	    	if( deep && opts.selectMode==3 )
-				this._fixSelectionState();
-
-	    	if ( fireEvents && opts.onSelect )
-				opts.onSelect.call(this.span, false, this);
-		}
-	},
-
-	select: function(sel) {
-		// Select - but not focus - this node.
-//		this.tree.logDebug("dtnode.select(%o) - %o", sel, this);
-		if( this.data.unselectable )
-			return this.bSelected;
-		return this._select(sel!=false, true, true);
-	},
-
-	toggleSelect: function() {
-//		this.tree.logDebug("dtnode.toggleSelect() - %o", this);
-		return this.select(!this.bSelected);
-	},
-
-	isSelected: function() {
-		return this.bSelected;
-	},
-	
-	_loadContent: function() {
-		try {
-			var opts = this.tree.options;
-			this.tree.logDebug("_loadContent: start - %o", this);
-			this.setLazyNodeStatus(DTNodeStatus_Loading);
-			if( true == opts.onLazyRead.call(this.span, this) ) {
-				// If function returns 'true', we assume that the loading is done:
-				this.setLazyNodeStatus(DTNodeStatus_Ok);
-				// Otherwise (i.e. if the loading was started as an asynchronous process)
-				// the onLazyRead(dtnode) handler is expected to call dtnode.setLazyNodeStatus(DTNodeStatus_Ok/_Error) when done.
-				this.tree.logDebug("_loadContent: succeeded - %o", this);
-			}
-		} catch(e) {
-//			alert(e);
-			this.setLazyNodeStatus(DTNodeStatus_Error);
-			this.tree.logWarning("_loadContent: failed - %o", e);
-		}
-	},
-	
-	_expand: function(bExpand) {
-//		this.tree.logDebug("dtnode._expand(%o) - %o", bExpand, this);
-		if( this.bExpanded == bExpand ) {
-//			this.tree.logDebug("dtnode._expand(%o) IGNORED - %o", bExpand, this);
-			return;
-		}
-		var opts = this.tree.options;
-		if( !bExpand && this.getLevel()<opts.minExpandLevel ) {
-			this.tree.logDebug("dtnode._expand(%o) forced expand - %o", bExpand, this);
-			return;
-		}
-		if ( opts.onQueryExpand && opts.onQueryExpand.call(this.span, bExpand, this) == false )
-			return; // Callback returned false
-		this.bExpanded = bExpand;
-
-		// Persist expand state
-		if( opts.persist ) {
-	        if( bExpand )
-				this.tree.persistence.addExpand(this.data.key);
-			else 
-				this.tree.persistence.clearExpand(this.data.key);
-		}
-
-		this.render(false);
-
-        // Auto-collapse mode: collapse all siblings
-		if( this.bExpanded && this.parent && opts.autoCollapse ) {
-			var parents = this._parentList(false, true);
-			for(var i=0; i<parents.length; i++)
-				parents[i].collapseSiblings();
-		}
-
-		// If the currently active node is now hidden, deactivate it
-		if( opts.activeVisible && this.tree.activeNode && ! this.tree.activeNode.isVisible() ) {
-			this.tree.activeNode.deactivate();
-		}
-		// Expanding a lazy node: set 'loading...' and call callback
-		if( bExpand && this.data.isLazy && this.childList==null && !this.isLoading ) {
-			this._loadContent();
-			return;
-		}
-//		this.tree.logDebug("_expand: start div toggle - %o", this);
-
-		var fxDuration = opts.fx ? (opts.fx.duration || 200) : 0;
-		if( this.childList ) {
-			for(var i=0; i<this.childList.length; i++ ) {
-				var $child = $(this.childList[i].div);
-				if( fxDuration ) {
-					// This is a toggle, so only do it, if not already rendered (in)visible (issue 98)
-					if( bExpand != $child.is(':visible') )
-						$child.animate(opts.fx, fxDuration);
-				} else {
-					if( bExpand )
-						$child.show();
-					else
-						$child.hide(); // TODO: this seems to be slow, when called the first time for an element
-				}
-			}
-		}
-		
-/* issue 109: using selector filter is really SLOW.
-		// issue 98: only toggle, if render hasn't set visibility already:
-		var filter = ">DIV" + (bExpand ? ":hidden" : ":visible");
-		
-		if( opts.fx ) {
-			var duration = opts.fx.duration || 200;
-//			$(">DIV", this.div).animate(opts.fx, duration);
-			$(filter, this.div).animate(opts.fx, duration);
-		} else {
-			$(filter, this.div).toggle();
-//			var $d = $(">DIV", this.div);
-//			this.tree.logDebug("_expand: got div, start toggle - %o", this);
-//			$d.toggle();
-		}
-//*/
-//		this.tree.logDebug("_expand: end div toggle - %o", this);
-
-		if ( opts.onExpand )
-			opts.onExpand.call(this.span, bExpand, this);
-	},
-
-	expand: function(flag) {
-		if( !this.childList && !this.data.isLazy && flag )
-			return; // Prevent expanding empty nodes
-		if( this.parent == null && this.tree.options.minExpandLevel>0 && !flag )
-			return; // Prevent collapsing the root
-		this._expand(flag);
-	},
-
-	toggleExpand: function() {
-		this.expand(!this.bExpanded);
-	},
-
-	collapseSiblings: function() {
-		if( this.parent == null )
-			return;
-		var ac = this.parent.childList;
-		for (var i=0; i<ac.length; i++) {
-			if ( ac[i] !== this && ac[i].bExpanded )
-				ac[i]._expand(false);
-		}
-	},
-
-	onClick: function(event) {
-//		this.tree.logDebug("dtnode.onClick(" + event.type + "): dtnode:" + this + ", button:" + event.button + ", which: " + event.which);
-		var targetType = this.getEventTargetType(event);
-		if( targetType == "expander" ) {
-			// Clicking the expander icon always expands/collapses
-			this.toggleExpand();
-			this.focus(); // issue 95
-		} else if( targetType == "checkbox" ) {
-			// Clicking the checkbox always (de)selects
-			this.toggleSelect();
-			this.focus(); // issue 95
-		} else {
-			this._userActivate();
-			// Chrome and Safari don't focus the a-tag on click
-			this.span.getElementsByTagName("a")[0].focus();
-		}
-		// Make sure that clicks stop, otherwise <a href='#'> jumps to the top
-		return false;
-	},
-
-	onDblClick: function(event) {
-//		this.tree.logDebug("dtnode.onDblClick(" + event.type + "): dtnode:" + this + ", button:" + event.button + ", which: " + event.which);
-	},
-
-	onKeydown: function(event) {
-//		this.tree.logDebug("dtnode.onKeydown(" + event.type + "): dtnode:" + this + ", charCode:" + event.charCode + ", keyCode: " + event.keyCode + ", which: " + event.which);
-		var handled = true;
-//		alert("keyDown" + event.which);
-
-		switch( event.which ) {
-			// charCodes:
-//			case 43: // '+'
-			case 107: // '+'
-			case 187: // '+' @ Chrome, Safari
-				if( !this.bExpanded ) this.toggleExpand();
-				break;
-//			case 45: // '-'
-			case 109: // '-'
-			case 189: // '+' @ Chrome, Safari
-				if( this.bExpanded ) this.toggleExpand();
-				break;
-			//~ case 42: // '*'
-				//~ break;
-			//~ case 47: // '/'
-				//~ break;
-			// case 13: // <enter>
-				// <enter> on a focused <a> tag seems to generate a click-event. 
-				// this._userActivate();
-				// break;
-			case 32: // <space>
-				this._userActivate();
-				break;
-			case 8: // <backspace>
-				if( this.parent )
-					this.parent.focus();
-				break;
-			case 37: // <left>
-				if( this.bExpanded ) {
-					this.toggleExpand();
-					this.focus();
-				} else if( this.parent && (this.tree.options.rootVisible || this.parent.parent) ) {
-					this.parent.focus();
-				}
-				break;
-			case 39: // <right>
-				if( !this.bExpanded && (this.childList || this.data.isLazy) ) {
-					this.toggleExpand();
-					this.focus();
-				} else if( this.childList ) {
-					this.childList[0].focus();
-				}
-				break;
-			case 38: // <up>
-				var sib = this.prevSibling();
-				while( sib && sib.bExpanded && sib.childList )
-					sib = sib.childList[sib.childList.length-1];
-				if( !sib && this.parent && (this.tree.options.rootVisible || this.parent.parent) )
-					sib = this.parent;
-				if( sib ) sib.focus();
-				break;
-			case 40: // <down>
-				var sib;
-				if( this.bExpanded && this.childList ) {
-					sib = this.childList[0];
-				} else {
-					var parents = this._parentList(false, true);
-					for(var i=parents.length-1; i>=0; i--) {
-						sib = parents[i].nextSibling();
-						if( sib ) break;
-					}
-				}
-				if( sib ) sib.focus();
-				break;
-			default:
-				handled = false;
-		}
-		// Return false, if handled, to prevent default processing
-		return !handled; 
-	},
-
-	onKeypress: function(event) {
-		// onKeypress is only hooked to allow user callbacks.
-		// We don't process it, because IE and Safari don't fire keypress for cursor keys.
-//		this.tree.logDebug("dtnode.onKeypress(" + event.type + "): dtnode:" + this + ", charCode:" + event.charCode + ", keyCode: " + event.keyCode + ", which: " + event.which);
-	},
-	
-	onFocus: function(event) {
-		// Handles blur and focus events.
-//		this.tree.logDebug("dtnode.onFocus(%o): %o", event, this);
-		var opts = this.tree.options;
-		if ( event.type=="blur" || event.type=="focusout" ) {
-			if ( opts.onBlur ) // Pass element as 'this' (jQuery convention)
-				opts.onBlur.call(this.span, this);
-			if( this.tree.tnFocused )
-				$(this.tree.tnFocused.span).removeClass(opts.classNames.focused);
-			this.tree.tnFocused = null;
-	        if( opts.persist ) 
-				$.cookie(opts.cookieId+"-focus", "", opts.cookie);
-		} else if ( event.type=="focus" || event.type=="focusin") {
-			// Fix: sometimes the blur event is not generated
-			if( this.tree.tnFocused && this.tree.tnFocused !== this ) {
-				this.tree.logDebug("dtnode.onFocus: out of sync: curFocus: %o", this.tree.tnFocused);
-				$(this.tree.tnFocused.span).removeClass(opts.classNames.focused);
-			}
-			this.tree.tnFocused = this;
-			if ( opts.onFocus ) // Pass element as 'this' (jQuery convention)
-				opts.onFocus.call(this.span, this);
-			$(this.tree.tnFocused.span).addClass(opts.classNames.focused);
-	        if( opts.persist )
-				$.cookie(opts.cookieId+"-focus", this.data.key, opts.cookie);
-		}
-		// TODO: return anything?
-//		return false;
-	},
-
-	visit: function(fn, data, includeSelf) {
-		// Call fn(dtnode, data) for all child nodes. Stop iteration, if fn() returns false.
-		var n = 0;
-		if( includeSelf == true ) {
-			if( fn(this, data) == false )
-				return 1; 
-			n++; 
-		}
-		if ( this.childList )
-			for (var i=0; i<this.childList.length; i++)
-				n += this.childList[i].visit(fn, data, true);
-		return n;
-	},
-
-	remove: function() {
-        // Remove this node
-//		this.tree.logDebug ("%o.remove()", this);
-        if ( this === this.tree.root )
-            return false;
-        return this.parent.removeChild(this);
-	},
-
-	removeChild: function(tn) {
-		// Remove tn from list of direct children.
-		var ac = this.childList;
-		if( ac.length == 1 ) {
-			if( tn !== ac[0] )
-				throw "removeChild: invalid child";
-			return this.removeChildren();
-		}
-        if( tn === this.tree.activeNode )
-        	tn.deactivate();
-        if( this.tree.options.persist ) {
-	        if( tn.bSelected )
-	            this.tree.persistence.clearSelect(tn.data.key);
-	        if ( tn.bExpanded )
-	            this.tree.persistence.clearExpand(tn.data.key);
-        }
-		tn.removeChildren(true);
-		this.div.removeChild(tn.div);
-		for(var i=0; i<ac.length; i++) {
-			if( ac[i] === tn ) {
-				this.childList.splice(i, 1);
-				delete tn;
-				break;
-			}
-		}
-	},
-
-	removeChildren: function(isRecursiveCall, retainPersistence) {
-        // Remove all child nodes (more efficiently than recursive remove())
-//		this.tree.logDebug ("%o.removeChildren(%o)", this, isRecursiveCall);
-		var tree = this.tree;
-        var ac = this.childList;
-        if( ac ) {
-        	for(var i=0; i<ac.length; i++) {
-				var tn=ac[i];
-//        		this.tree.logDebug ("del %o", tn);
-                if ( tn === tree.activeNode && !retainPersistence )
-                	tn.deactivate();
-                if( this.tree.options.persist && !retainPersistence ) {
-	                if( tn.bSelected )
-	                    this.tree.persistence.clearSelect(tn.data.key);
-	                if ( tn.bExpanded )
-	                    this.tree.persistence.clearExpand(tn.data.key);
-                }
-                tn.removeChildren(true, retainPersistence);
-				this.div.removeChild(tn.div);
-                delete tn;
-        	}
-        	this.childList = null;
-        }
-		if( ! isRecursiveCall ) {
-//			this._expand(false);
-//			this.isRead = false;
-			this.isLoading = false;
-			this.render(false, false);
-		}
-	},
-
-	reload: function(force) {
-		// Discard lazy content (and reload, if node was expanded). 
-		if( this.parent == null )
-			return this.tree.reload();
-		
-		if( ! this.data.isLazy )
-			throw "node.reload() requires lazy nodes.";
-		if( this.bExpanded ) {
-			this.expand(false);
-			this.removeChildren();
-			this.expand(true);
-		} else {
-			this.removeChildren();
-			if( force )
-				this._loadContent();
-		}
-	},
-
-	_addChildNode: function(dtnode, beforeNode) {
-		/** 
-		 * Internal function to add one single DynatreeNode as a child.
-		 * 
-		 */
-		var tree = this.tree;
-		var opts = tree.options;
-		var pers = tree.persistence;
-		
-//		tree.logDebug("%o._addChildNode(%o)", this, dtnode);
-		
-		// --- Update and fix dtnode attributes if necessary 
-		dtnode.parent = this;
-//		if( beforeNode && (beforeNode.parent !== this || beforeNode === dtnode ) )
-//			throw "<beforeNode> must be another child of <this>";
-
-		// --- Add dtnode as a child
-		if ( this.childList==null ) {
-			this.childList = [];
-		} else if( ! beforeNode ) {
-			// Fix 'lastsib'
-			$(this.childList[this.childList.length-1].span).removeClass(opts.classNames.lastsib);
-		}
-		if( beforeNode ) {
-			var iBefore = $.inArray(beforeNode, this.childList);
-			if( iBefore < 0 )
-				throw "<beforeNode> must be a child of <this>";
-			this.childList.splice(iBefore, 0, dtnode);
-//			alert(this.childList);
-		} else {
-			// Append node
-			this.childList.push(dtnode);
-		}
-
-		// --- Handle persistence 
-		// Initial status is read from cookies, if persistence is active and 
-		// cookies are already present.
-		// Otherwise the status is read from the data attributes and then persisted.
-		var isInitializing = tree.isInitializing();
-		if( opts.persist && pers.cookiesFound && isInitializing ) {
-			// Init status from cookies
-//			tree.logDebug("init from cookie, pa=%o, dk=%o", pers.activeKey, dtnode.data.key);
-			if( pers.activeKey == dtnode.data.key )
-				tree.activeNode = dtnode;
-			if( pers.focusedKey == dtnode.data.key )
-				tree.focusNode = dtnode;
-			dtnode.bExpanded = ($.inArray(dtnode.data.key, pers.expandedKeyList) >= 0);
-			dtnode.bSelected = ($.inArray(dtnode.data.key, pers.selectedKeyList) >= 0);
-//			tree.logDebug("    key=%o, bSelected=%o", dtnode.data.key, dtnode.bSelected);
-		} else {
-			// Init status from data (Note: we write the cookies after the init phase)
-//			tree.logDebug("init from data");
-			if( dtnode.data.activate ) {
-				tree.activeNode = dtnode;
-				if( opts.persist )
-					pers.activeKey = dtnode.data.key;
-			}
-			if( dtnode.data.focus ) {
-				tree.focusNode = dtnode;
-				if( opts.persist )
-					pers.focusedKey = dtnode.data.key;
-			}
-			dtnode.bExpanded = ( dtnode.data.expand == true ); // Collapsed by default
-			if( dtnode.bExpanded && opts.persist )
-				pers.addExpand(dtnode.data.key);
-			dtnode.bSelected = ( dtnode.data.select == true ); // Deselected by default
-/*			
-			Doesn't work, cause pers.selectedKeyList may be null
-			if( dtnode.bSelected && opts.selectMode==1 
-				&& pers.selectedKeyList && pers.selectedKeyList.length>0 ) {
-				tree.logWarning("Ignored multi-selection in single-mode for %o", dtnode);
-				dtnode.bSelected = false; // Fixing bad input data (multi selection for mode:1)
-			}
-*/
-			if( dtnode.bSelected && opts.persist )
-				pers.addSelect(dtnode.data.key);
-		}
-
-		// Always expand, if it's below minExpandLevel
-//		tree.logDebug ("%o._addChildNode(%o), l=%o", this, dtnode, dtnode.getLevel());
-		if ( opts.minExpandLevel >= dtnode.getLevel() ) {
-//			tree.logDebug ("Force expand for %o", dtnode);
-			this.bExpanded = true;
-		}
-
-		// In multi-hier mode, update the parents selection state
-		// issue #82: only if not initializing, because the children may not exist yet
-//		if( !dtnode.data.isStatusNode && opts.selectMode==3 && !isInitializing )
-//			dtnode._fixSelectionState();
-
-		// In multi-hier mode, update the parents selection state
-		if( dtnode.bSelected && opts.selectMode==3 ) {
-			var p = this;
-			while( p ) {
-				if( !p.hasSubSel )
-					p._setSubSel(true);
-				p = p.parent;
-			}
-		}
-		// render this node and the new child
-		if ( tree.bEnableUpdate )
-			this.render(true, true);
-
-		return dtnode;
-	},
-
-	addChild: function(obj, beforeNode) {
-		/**
-		 * Add a node object as child.
-		 * 
-		 * This should be the only place, where a DynaTreeNode is constructed!
-		 * (Except for the root node creation in the tree constructor)
-		 * 
-		 * @param obj A JS object (may be recursive) or an array of those.
-		 * @param {DynaTreeNode} beforeNode (optional) sibling node.
-		 *     
-		 * Data format: array of node objects, with optional 'children' attributes.
-		 * [
-		 *	{ title: "t1", isFolder: true, ... }
-		 *	{ title: "t2", isFolder: true, ...,
-		 *		children: [
-		 *			{title: "t2.1", ..},
-		 *			{..}
-		 *			]
-		 *	}
-		 * ]
-		 * A simple object is also accepted instead of an array.
-		 * 
-		 */
-//		this.tree.logDebug("%o.addChild(%o, %o)", this, obj, beforeNode);
-		if( !obj || obj.length==0 ) // Passed null or undefined or empty array
-			return;
-		if( obj instanceof DynaTreeNode )
-			return this._addChildNode(obj, beforeNode);
-		if( !obj.length ) // Passed a single data object
-			obj = [ obj ];
-
-		var prevFlag = this.tree.enableUpdate(false);
-
-		var tnFirst = null;
-		for (var i=0; i<obj.length; i++) {
-			var data = obj[i];
-			var dtnode = this._addChildNode(new DynaTreeNode(this, this.tree, data), beforeNode);
-			if( !tnFirst ) tnFirst = dtnode;
-			// Add child nodes recursively
-			if( data.children )
-				dtnode.addChild(data.children, null);
-		}
-		this.tree.enableUpdate(prevFlag);
-		return tnFirst;
-	},
-
-	append: function(obj) {
-		this.tree.logWarning("node.append() is deprecated (use node.addChild() instead).");
-		return this.addChild(obj, null);
-	},
-
-	appendAjax: function(ajaxOptions) {
-		this.removeChildren(false, true);
-		this.setLazyNodeStatus(DTNodeStatus_Loading);
-		// Ajax option inheritance: $.ajaxSetup < $.ui.dynatree.defaults.ajaxDefaults < tree.options.ajaxDefaults < ajaxOptions
-		var self = this;
-		var orgSuccess = ajaxOptions.success;
-		var orgError = ajaxOptions.error;
-		var options = $.extend({}, this.tree.options.ajaxDefaults, ajaxOptions, {
-/*
-       		complete: function(req, textStatus){
-	 		    alert("ajax complete");
-   			},
-   			timeout: 5000, // 5 sec
-*/   			
-       		success: function(data, textStatus){
-     		    // <this> is the request options
-//				self.tree.logDebug("appendAjax().success");
-				var prevPhase = self.tree.phase;
-				self.tree.phase = "init";
-//				self.append(data);
-				self.addChild(data, null);
-				self.tree.phase = "postInit";
-				self.setLazyNodeStatus(DTNodeStatus_Ok);
-				if( orgSuccess )
-					orgSuccess.call(options, self);
-				self.tree.phase = prevPhase;
-       			},
-       		error: function(XMLHttpRequest, textStatus, errorThrown){
-       		    // <this> is the request options  
-// 				self.tree.logWarning("appendAjax failed: %o:\n%o\n%o", textStatus, XMLHttpRequest, errorThrown);
-   				self.tree.logWarning("appendAjax failed:", textStatus, ":\n", XMLHttpRequest, "\n", errorThrown);
-				self.setLazyNodeStatus(DTNodeStatus_Error, {info: textStatus, tooltip: ""+errorThrown});
-				if( orgError )
-					orgError.call(options, self, XMLHttpRequest, textStatus, errorThrown);
-       			}
-		});
-       	$.ajax(options);
-	},
-	// --- end of class
-	lastentry: undefined
-}
-
-/*************************************************************************
- * class DynaTreeStatus
- */
-
-var DynaTreeStatus = Class.create();
-
-
-DynaTreeStatus._getTreePersistData = function(cookieId, cookieOpts) {
-	// Static member: Return persistence information from cookies
-	var ts = new DynaTreeStatus(cookieId, cookieOpts);
-	ts.read();
-	return ts.toDict();
-}
-// Make available in global scope
-getDynaTreePersistData = DynaTreeStatus._getTreePersistData;
-
-
-DynaTreeStatus.prototype = {
-	// Constructor
-	initialize: function(cookieId, cookieOpts) {
-		this._log("DynaTreeStatus: initialize");
-		if( cookieId === undefined )
-			cookieId = $.ui.dynatree.defaults.cookieId;
-		cookieOpts = $.extend({}, $.ui.dynatree.defaults.cookie, cookieOpts);
-		
-		this.cookieId = cookieId; 
-		this.cookieOpts = cookieOpts;
-		this.cookiesFound = undefined;
-		this.activeKey = null;
-		this.focusedKey = null;
-		this.expandedKeyList = null;
-		this.selectedKeyList = null;
-	},
-	// member functions
-	_log: function(msg) {
-		//	this.logDebug("_changeNodeList(%o): nodeList:%o, idx:%o", mode, nodeList, idx);
-		Array.prototype.unshift.apply(arguments, ["debug"]);
-		_log.apply(this, arguments);
-	},
-	read: function() {
-		this._log("DynaTreeStatus: read");
-		// Read or init cookies. 
-		this.cookiesFound = false;
-			
-		var cookie = $.cookie(this.cookieId + "-active");
-		this.activeKey = ( cookie == null ) ? "" : cookie;
-		if( cookie != null ) this.cookiesFound = true;
-
-		cookie = $.cookie(this.cookieId + "-focus");
-		this.focusedKey = ( cookie == null ) ? "" : cookie;
-		if( cookie != null ) this.cookiesFound = true;
-
-		cookie = $.cookie(this.cookieId + "-expand");
-		this.expandedKeyList = ( cookie == null ) ? [] : cookie.split(","); 
-		if( cookie != null ) this.cookiesFound = true;
-
-		cookie = $.cookie(this.cookieId + "-select");
-		this.selectedKeyList = ( cookie == null ) ? [] : cookie.split(","); 
-		if( cookie != null ) this.cookiesFound = true;
-	},
-	write: function() {
-		this._log("DynaTreeStatus: write");
-		$.cookie(this.cookieId + "-active", ( this.activeKey == null ) ? "" : this.activeKey, this.cookieOpts);
-		$.cookie(this.cookieId + "-focus", ( this.focusedKey == null ) ? "" : this.focusedKey, this.cookieOpts);
-		$.cookie(this.cookieId + "-expand", ( this.expandedKeyList == null ) ? "" : this.expandedKeyList.join(","), this.cookieOpts);
-		$.cookie(this.cookieId + "-select", ( this.selectedKeyList == null ) ? "" : this.selectedKeyList.join(","), this.cookieOpts);
-	},
-	addExpand: function(key) {
-		this._log("addExpand(%o)", key);
-		if( $.inArray(key, this.expandedKeyList) < 0 ) {
-			this.expandedKeyList.push(key);
-			$.cookie(this.cookieId + "-expand", this.expandedKeyList.join(","), this.cookieOpts);
-		}
-	},
-	clearExpand: function(key) {
-		this._log("clearExpand(%o)", key);
-		var idx = $.inArray(key, this.expandedKeyList); 
-		if( idx >= 0 ) {
-			this.expandedKeyList.splice(idx, 1);
-			$.cookie(this.cookieId + "-expand", this.expandedKeyList.join(","), this.cookieOpts);
-		}
-	},
-	addSelect: function(key) {
-		this._log("addSelect(%o)", key);
-		if( $.inArray(key, this.selectedKeyList) < 0 ) {
-			this.selectedKeyList.push(key);
-			$.cookie(this.cookieId + "-select", this.selectedKeyList.join(","), this.cookieOpts);
-		}
-	},
-	clearSelect: function(key) {
-		this._log("clearSelect(%o)", key);
-		var idx = $.inArray(key, this.selectedKeyList); 
-		if( idx >= 0 ) {
-			this.selectedKeyList.splice(idx, 1);
-			$.cookie(this.cookieId + "-select", this.selectedKeyList.join(","), this.cookieOpts);
-		}
-	},
-	isReloading: function() {
-		return this.cookiesFound == true;
-	},
-	toDict: function() {
-		return {
-			cookiesFound: this.cookiesFound,
-			activeKey: this.activeKey,
-			focusedKey: this.activeKey,
-			expandedKeyList: this.expandedKeyList,
-			selectedKeyList: this.selectedKeyList
-		};
-	},
-	// --- end of class
-	lastentry: undefined
-};
-
-
-/*************************************************************************
- * class DynaTree
- */
-
-var DynaTree = Class.create();
-
-// --- Static members ----------------------------------------------------------
-
-DynaTree.version = "$Version: 0.5.4$"; 
-/*
-DynaTree._initTree = function() {
-};
-
-DynaTree._bind = function() {
-};
-*/
-//--- Class members ------------------------------------------------------------
-
-DynaTree.prototype = {
-	// Constructor
-//	initialize: function(divContainer, options) {
-	initialize: function($widget) {
-		// instance members
-		this.phase = "init";
-		this.$widget = $widget;
-		this.options = $widget.options;
-		this.$tree = $widget.element;
-		// find container element
-		this.divTree = this.$tree.get(0);
-	},
-
-	// member functions
-
-	_load: function() {
-		var $widget = this.$widget;
-		var opts = this.options;
-		this.bEnableUpdate = true;
-		this._nodeCount = 1;
-		this.activeNode = null;
-		this.focusNode = null;
-
-		// If a 'options.classNames' dictionary was passed, still use defaults 
-    	// for undefined classes:
-    	if( opts.classNames !== $.ui.dynatree.defaults.classNames ) {
-    		opts.classNames = $.extend({}, $.ui.dynatree.defaults.classNames, opts.classNames);
-    	}
-    	// Guess skin path, if not specified
-    	if(!opts.imagePath) {
-    		$("script").each( function () {
-    			// Eclipse syntax parser breaks on this expression, so put it at the bottom:
-    			if( this.src.search(_rexDtLibName) >= 0 ) {
-                    if( this.src.indexOf("/")>=0 ) // issue #47
-    				    opts.imagePath = this.src.slice(0, this.src.lastIndexOf("/")) + "/skin/";
-                    else
-    				    opts.imagePath = "skin/";
-//    				logMsg("Guessing imagePath from '%s': '%s'", this.src, opts.imagePath);
-    				return false; // first match
-    			}
-    		});
-    	}
-    	
-		this.persistence = new DynaTreeStatus(opts.cookieId, opts.cookie);
-		if( opts.persist ) {
-			if( !$.cookie )
-				_log("warn", "Please include jquery.cookie.js to use persistence.");
-			this.persistence.read();
-		}
-		this.logDebug("DynaTree.persistence: %o", this.persistence.toDict());
-
-		// Cached tag strings
-		this.cache = {
-			tagEmpty: "<span class='" + opts.classNames.empty + "'></span>",
-			tagVline: "<span class='" + opts.classNames.vline + "'></span>",
-			tagExpander: "<span class='" + opts.classNames.expander + "'></span>",
-			tagConnector: "<span class='" + opts.classNames.connector + "'></span>",
-			tagNodeIcon: "<span class='" + opts.classNames.nodeIcon + "'></span>",
-			tagCheckbox: "<span class='" + opts.classNames.checkbox + "'></span>",
-			lastentry: undefined
-		};
-
-    	// Clear container, in case it contained some 'waiting' or 'error' text 
-    	// for clients that don't support JS.
-		// We don't do this however, if we try to load from an embedded UL element.
-    	if( opts.children || (opts.initAjax && opts.initAjax.url) || opts.initId )
-    		$(this.divTree).empty();
-    	else if( this.divRoot )
-    		$(this.divRoot).remove();
-
-		// create the root element
-		this.tnRoot = new DynaTreeNode(null, this, {title: opts.title, key: "root"});
-		this.tnRoot.data.isFolder = true;
-		this.tnRoot.render(false, false);
-		this.divRoot = this.tnRoot.div;
-		this.divRoot.className = opts.classNames.container;
-		// add root to container
-		// TODO: this should be delayed until all children have been created for performance reasons
-		this.divTree.appendChild(this.divRoot);
-
-    	var root = this.tnRoot;
-    	var isReloading = ( opts.persist && this.persistence.isReloading() );
-    	var isLazy = false;
-    	var prevFlag = this.enableUpdate(false);  
-
-    	this.logDebug("Dynatree._load(): read tree structure...");
-
-    	// Init tree structure
-    	if( opts.children ) {
-    		// Read structure from node array
-    		root.addChild(opts.children);
-
-    	} else if( opts.initAjax && opts.initAjax.url ) {
-    		// Init tree from AJAX request
-    		isLazy = true;
-    		root.data.isLazy = true;
-    		this._reloadAjax();
-
-    	} else if( opts.initId ) {
-    		// Init tree from another UL element
-    		this._createFromTag(root, $("#"+opts.initId));
-
-    	} else {
-    		// Init tree from the first UL element inside the container <div>
-    		var $ul = this.$tree.find(">ul").hide();
-    		this._createFromTag(root, $ul);
-    		$ul.remove();
-    	}
-    	
-    	this._checkConsistency();
-    	// Render html markup
-    	this.logDebug("Dynatree._load(): render nodes...");
-    	this.enableUpdate(prevFlag);
-    	
-    	// bind event handlers
-    	this.logDebug("Dynatree._load(): bind events...");
-    	this.$widget.bind();
-
-        // --- Post-load processing
-    	this.logDebug("Dynatree._load(): postInit...");
-    	this.phase = "postInit";
-    	
-    	// In persist mode, make sure that cookies are written, even if they are empty
-        if( opts.persist ) { 
-			this.persistence.write();
-        }
-        
-    	// Set focus, if possible (this will also fire an event and write a cookie)
-    	if( this.focusNode && this.focusNode.isVisible() ) {
-    		this.logDebug("Focus on init: %o", this.focusNode);
-    		this.focusNode.focus();
-    	}
-
-    	if( !isLazy && opts.onPostInit ) {
-    		opts.onPostInit.call(this, isReloading, false);
-    	}
-
-    	this.phase = "idle";
-	},
-	
-	_reloadAjax: function() {
-		// Reload 
-		var opts = this.options;
-		if( ! opts.initAjax || ! opts.initAjax.url )
-			throw "tree.reload() requires 'initAjax' mode.";
-		var pers = this.persistence;
-		var ajaxOpts = $.extend({}, opts.initAjax);
-		// Append cookie info to the request
-//		this.logDebug("reloadAjax: key=%o, an.key:%o", pers.activeKey, this.activeNode?this.activeNode.data.key:"?");
-		if( ajaxOpts.addActiveKey )
-			ajaxOpts.data.activeKey = pers.activeKey; 
-		if( ajaxOpts.addFocusedKey )
-			ajaxOpts.data.focusedKey = pers.focusedKey; 
-		if( ajaxOpts.addExpandedKeyList )
-			ajaxOpts.data.expandedKeyList = pers.expandedKeyList.join(","); 
-		if( ajaxOpts.addSelectedKeyList )
-			ajaxOpts.data.selectedKeyList = pers.selectedKeyList.join(","); 
-
-		// Set up onPostInit callback to be called when Ajax returns
-		if( opts.onPostInit ) {
-			if( ajaxOpts.success )
-				this.logWarning("initAjax: success callback is ignored when onPostInit was specified.");
-			if( ajaxOpts.error )
-				this.logWarning("initAjax: error callback is ignored when onPostInit was specified.");
-			var isReloading = pers.isReloading();
-			ajaxOpts["success"] = function(dtnode) { opts.onPostInit.call(dtnode.tree, isReloading, false); }; 
-			ajaxOpts["error"] = function(dtnode) { opts.onPostInit.call(dtnode.tree, isReloading, true); }; 
-		}
-    	this.logDebug("Dynatree._init(): send Ajax request...");
-    	this.tnRoot.appendAjax(ajaxOpts);
-	},
-
-	toString: function() {
-		return "DynaTree '" + this.options.title + "'";
-	},
-
-	toDict: function() {
-		return this.tnRoot.toDict(true);
-	},
-	
-	getPersistData: function() {
-		return this.persistence.toDict();
-	},
-	
-	logDebug: function(msg) {
-		if( this.options.debugLevel >= 2 ) {
-			Array.prototype.unshift.apply(arguments, ["debug"]);
-			_log.apply(this, arguments);
-		}
-	},
-
-	logInfo: function(msg) {
-		if( this.options.debugLevel >= 1 ) {
-			Array.prototype.unshift.apply(arguments, ["info"]);
-			_log.apply(this, arguments);
-		}
-	},
-
-	logWarning: function(msg) {
-		Array.prototype.unshift.apply(arguments, ["warn"]);
-		_log.apply(this, arguments);
-	},
-
-	isInitializing: function() {
-		return ( this.phase=="init" || this.phase=="postInit" );
-	},
-	isReloading: function() {
-		return ( this.phase=="init" || this.phase=="postInit" ) && this.options.persist && this.persistence.cookiesFound;
-	},
-	isUserEvent: function() {
-		return ( this.phase=="userEvent" );
-	},
-
-	redraw: function() {
-		this.logDebug("dynatree.redraw()...");
-		this.tnRoot.render(true, true);
-		this.logDebug("dynatree.redraw() done.");
-	},
-
-	reloadAjax: function() {
-		this.logWarning("tree.reloadAjax() is deprecated since v0.5.2 (use reload() instead).");
-	},
-	
-	reload: function() {
-		this._load();
-	},
-	
-	getRoot: function() {
-		return this.tnRoot;
-	},
-
-	getNodeByKey: function(key) {
-		// $("#...") has problems, if the key contains '.', so we use getElementById()
-//		return $("#" + this.options.idPrefix + key).attr("dtnode");
-		var el = document.getElementById(this.options.idPrefix + key);
-		return ( el && el.dtnode ) ? el.dtnode : null;
-	},
-
-	getActiveNode: function() {
-		return this.activeNode;
-	},
-	
-	reactivate: function(setFocus) {
-		// Re-fire onQueryActivate and onActivate events.
-		var node = this.activeNode;
-//		this.logDebug("reactivate %o", node);
-		if( node ) {
-			this.activeNode = null; // Force re-activating
-			node.activate();
-			if( setFocus )
-				node.focus();
-		}
-	},
-
-	getSelectedNodes: function(stopOnParents) {
-		var nodeList = [];
-		this.tnRoot.visit(function(dtnode){
-			if( dtnode.bSelected ) {
-				nodeList.push(dtnode);
-				if( stopOnParents == true )
-					return false; // stop processing this branch
-			}
-		});
-		return nodeList;
-	},
-
-	activateKey: function(key) {
-		var dtnode = (key === null) ? null : this.getNodeByKey(key);
-		if( !dtnode ) {
-			if( this.activeNode )
-				this.activeNode.deactivate();
-			this.activeNode = null;
-			return null;
-		}
-		dtnode.focus();
-		dtnode.activate();
-		return dtnode;
-	},
-
-	selectKey: function(key, select) {
-		var dtnode = this.getNodeByKey(key);
-		if( !dtnode )
-			return null;
-		dtnode.select(select);
-		return dtnode;
-	},
-
-	enableUpdate: function(bEnable) {
-		if ( this.bEnableUpdate==bEnable )
-			return bEnable;
-		this.bEnableUpdate = bEnable;
-		if ( bEnable )
-			this.redraw();
-		return !bEnable; // return previous value
-	},
-
-	visit: function(fn, data, includeRoot) {
-		return this.tnRoot.visit(fn, data, includeRoot);
-	},
-
-	_createFromTag: function(parentTreeNode, $ulParent) {
-		// Convert a <UL>...</UL> list into children of the parent tree node.
-		var self = this;
-/*
-TODO: better?
-		this.$lis = $("li:has(a[href])", this.element);
-		this.$tabs = this.$lis.map(function() { return $("a", this)[0]; });
- */
-		$ulParent.find(">li").each(function() {
-			var $li = $(this);
-			var $liSpan = $li.find(">span:first");
-			var title;
-			if( $liSpan.length ) {
-				// If a <li><span> tag is specified, use it literally.
-				title = $liSpan.html();
-			} else {
-				// If only a <li> tag is specified, use the trimmed string up to the next child <ul> tag.
-				title = $li.html();
-				var iPos = title.search(/<ul/i);
-				if( iPos>=0 )
-					title = $.trim(title.substring(0, iPos));
-				else
-					title = $.trim(title);
-//				self.logDebug("%o", title);
-			}
-			// Parse node options from ID, title and class attributes
-			var data = {
-				title: title,
-				isFolder: $li.hasClass("folder"),
-				isLazy: $li.hasClass("lazy"),
-				expand: $li.hasClass("expanded"),
-				select: $li.hasClass("selected"),
-				activate: $li.hasClass("active"),
-				focus: $li.hasClass("focused")
-			};
-			if( $li.attr("title") )
-				data.tooltip = $li.attr("title");
-			if( $li.attr("id") )
-				data.key = $li.attr("id");
-			// If a data attribute is present, evaluate as a JavaScript object
-			if( $li.attr("data") ) {
-				var dataAttr = $.trim($li.attr("data"));
-				if( dataAttr ) {
-					if( dataAttr.charAt(0) != "{" )
-						dataAttr = "{" + dataAttr + "}"
-					try {
-						$.extend(data, eval("(" + dataAttr + ")"));
-					} catch(e) {
-						throw ("Error parsing node data: " + e + "\ndata:\n'" + dataAttr + "'");
-					}
-				}
-			}
-			childNode = parentTreeNode.addChild(data);
-			// Recursive reading of child nodes, if LI tag contains an UL tag
-			var $ul = $li.find(">ul:first");
-			if( $ul.length ) {
-				self._createFromTag(childNode, $ul); // must use 'self', because 'this' is the each() context
-			}
-		});
-	},
-
-	_checkConsistency: function() {
-//		this.logDebug("tree._checkConsistency() NOT IMPLEMENTED - %o", this);
-	},
-	
-	// --- end of class
-	lastentry: undefined
-};
-
-/*************************************************************************
- * widget $(..).dynatree
- */
-
-$.widget("ui.dynatree", {
-	init: function() {
-        // ui.core 1.6 renamed init() to _init(): this stub assures backward compatibility
-        _log("warn", "ui.dynatree.init() was called; you should upgrade to ui.core.js v1.6 or higher.");
-        return this._init();
-    },
-
- 	_init: function() {
-		if( parseFloat($.ui.version) < 1.8 ) {
-	        // jquery.ui.core 1.8 renamed _init() to _create(): this stub assures backward compatibility
-	        _log("info", "ui.dynatree._init() was called; consider upgrading to jquery.ui.core.js v1.8 or higher.");
-			return this._create();
-		}
-		// jquery.ui.core 1.8 still uses _init() to perform "default functionality" 
-    	_log("debug", "ui.dynatree._init() was called; no current default functionality.");
-    },
-
-	_create: function() {
-    	if( parseFloat($.ui.version) >= 1.8 ) {
-    		this.options = $.extend(true, {}, $[this.namespace][this.widgetName].defaults, this.options);
-    	}
-    	logMsg("Dynatree._create(): version='%s', debugLevel=%o.", DynaTree.version, this.options.debugLevel);
-    	var opts = this.options;
-    	// The widget framework supplies this.element and this.options.
-    	this.options.event += ".dynatree"; // namespace event
-
-    	var divTree = this.element.get(0);
-/*    	// Clear container, in case it contained some 'waiting' or 'error' text 
-    	// for clients that don't support JS
-    	if( opts.children || (opts.initAjax && opts.initAjax.url) || opts.initId )
-    		$(divTree).empty();
-*/
-    	// Create the DynaTree object
-    	this.tree = new DynaTree(this);
-    	this.tree._load();
-    	this.tree.logDebug("Dynatree._create(): done.");
-	},
-
-	bind: function() {
-		var $this = this.element;
-		var o = this.options;
-
-		// Prevent duplicate binding
-		this.unbind();
-		
-		// Tool function to get dtnode from the event target:
-		function __getNodeFromElement(el) {
-			var iMax = 5;
-			while( el && iMax-- ) {
-				if( el.dtnode ) return el.dtnode;
-				el = el.parentNode;
-			};
-			return null;
-		}
-
-		var eventNames = "click.dynatree dblclick.dynatree";
-		if( o.keyboard ) // Note: leading ' '!
-			eventNames += " keypress.dynatree keydown.dynatree";
-		$this.bind(eventNames, function(event){
-			var dtnode = __getNodeFromElement(event.target);
-			if( !dtnode )
-				return true;  // Allow bubbling of other events
-			var prevPhase = dtnode.tree.phase;
-			dtnode.tree.phase = "userEvent";
-			try {
-				dtnode.tree.logDebug("bind(%o): dtnode: %o", event, dtnode);
-
-				switch(event.type) {
-				case "click":
-					return ( o.onClick && o.onClick(dtnode, event)===false ) ? false : dtnode.onClick(event);
-				case "dblclick":
-					return ( o.onDblClick && o.onDblClick(dtnode, event)===false ) ? false : dtnode.onDblClick(event);
-				case "keydown":
-					return ( o.onKeydown && o.onKeydown(dtnode, event)===false ) ? false : dtnode.onKeydown(event);
-				case "keypress":
-					return ( o.onKeypress && o.onKeypress(dtnode, event)===false ) ? false : dtnode.onKeypress(event);
-				};
-			} catch(e) {
-				var _ = null; // issue 117
-//				dtnode.tree.logError("bind(%o): dtnode: %o", event, dtnode);
-			} finally {
-				dtnode.tree.phase = prevPhase;
-			}
-		});
-		
-		// focus/blur don't bubble, i.e. are not delegated to parent <div> tags,
-		// so we use the addEventListener capturing phase.
-		// See http://www.howtocreate.co.uk/tutorials/javascript/domevents
-		function __focusHandler(event) {
-			// Handles blur and focus.
-			// Fix event for IE:
-			event = arguments[0] = $.event.fix( event || window.event );
-			var dtnode = __getNodeFromElement(event.target);
-			return dtnode ? dtnode.onFocus(event) : false;
-		}
-		var div = this.tree.divTree;
-		if( div.addEventListener ) {
-			div.addEventListener("focus", __focusHandler, true);
-			div.addEventListener("blur", __focusHandler, true);
-		} else {
-			div.onfocusin = div.onfocusout = __focusHandler;
-		}
-		// EVENTS
-		// disable click if event is configured to something else
-//		if (!(/^click/).test(o.event))
-//			this.$tabs.bind("click.tabs", function() { return false; });
-		
-	},
-	
-	unbind: function() {
-		this.element.unbind(".dynatree");
-	},
-	
-/* TODO: we could handle option changes during runtime here (maybe to re-render, ...)
-	setData: function(key, value) {
-		this.tree.logDebug("dynatree.setData('" + key + "', '" + value + "')");
-	},
-*/	
-	enable: function() {
-		this.bind();
-		// Call default disable(): remove -disabled from css: 
-		$.widget.prototype.enable.apply(this, arguments);
-	},
-	
-	disable: function() {
-		this.unbind();
-		// Call default disable(): add -disabled to css: 
-		$.widget.prototype.disable.apply(this, arguments);
-	},
-	
-	// --- getter methods (i.e. NOT returning a reference to $)
-	getTree: function() {
-		return this.tree;
-	},
-
-	getRoot: function() {
-		return this.tree.getRoot();
-	},
-
-	getActiveNode: function() {
-		return this.tree.getActiveNode();
-	},
-
-	getSelectedNodes: function() {
-		return this.tree.getSelectedNodes();
-	},
-
-	// ------------------------------------------------------------------------
-	lastentry: undefined
-});
-
-
-// The following methods return a value (thus breaking the jQuery call chain):
-
-$.ui.dynatree.getter = "getTree getRoot getActiveNode getSelectedNodes";
-
-
-// Plugin default options:
-
-$.ui.dynatree.defaults = {
-	title: "Dynatree root", // Name of the root node.
-	rootVisible: false, // Set to true, to make the root node visible.
- 	minExpandLevel: 1, // 1: root node is not collapsible
-	imagePath: null, // Path to a folder containing icons. Defaults to 'skin/' subdirectory.
-	children: null, // Init tree structure from this object array.
-	initId: null, // Init tree structure from a <ul> element with this ID.
-	initAjax: null, // Ajax options used to initialize the tree strucuture.
-	autoFocus: true, // Set focus to first child, when expanding or lazy-loading.
-	keyboard: true, // Support keyboard navigation.
-    persist: false, // Persist expand-status to a cookie
-	autoCollapse: false, // Automatically collapse all siblings, when a node is expanded.
-	clickFolderMode: 3, // 1:activate, 2:expand, 3:activate and expand
-	activeVisible: true, // Make sure, active nodes are visible (expanded).
-	checkbox: false, // Show checkboxes.
-	selectMode: 2, // 1:single, 2:multi, 3:multi-hier
-	fx: null, // Animations, e.g. null or { height: "toggle", duration: 200 }
-
-	// Low level event handlers: onEvent(dtnode, event): return false, to stop default processing
-	onClick: null, // null: generate focus, expand, activate, select events.
-	onDblClick: null, // (No default actions.)
-	onKeydown: null, // null: generate keyboard navigation (focus, expand, activate).
-	onKeypress: null, // (No default actions.)
-	onFocus: null, // null: set focus to node.
-	onBlur: null, // null: remove focus from node.
-
-	// Pre-event handlers onQueryEvent(flag, dtnode): return false, to stop processing
-	onQueryActivate: null, // Callback(flag, dtnode) before a node is (de)activated.
-	onQuerySelect: null, // Callback(flag, dtnode) before a node is (de)selected.
-	onQueryExpand: null, // Callback(flag, dtnode) before a node is expanded/collpsed.
-	
-	// High level event handlers
-	onPostInit: null, // Callback(isReloading, isError) when tree was (re)loaded.
-	onActivate: null, // Callback(dtnode) when a node is activated.
-	onDeactivate: null, // Callback(dtnode) when a node is deactivated.
-	onSelect: null, // Callback(flag, dtnode) when a node is (de)selected.
-	onExpand: null, // Callback(dtnode) when a node is expanded/collapsed.
-	onLazyRead: null, // Callback(dtnode) when a lazy node is expanded for the first time.
-	
-	ajaxDefaults: { // Used by initAjax option
-		cache: false, // false: Append random '_' argument to the request url to prevent caching.
-		dataType: "json" // Expect json format and pass json object to callbacks.
-	},
-	strings: {
-		loading: "Loading&#8230;",
-		loadError: "Load error!"
-	},
-	idPrefix: "ui-dynatree-id-", // Used to generate node id's like <span id="ui-dynatree-id-<key>">.
-//    cookieId: "ui-dynatree-cookie", // Choose a more unique name, to allow multiple trees.
-    cookieId: "dynatree", // Choose a more unique name, to allow multiple trees.
-	cookie: {
-		expires: null //7, // Days or Date; null: session cookie
-//		path: "/", // Defaults to current page
-//		domain: "jquery.com",
-//		secure: true
-	},
-    // Class names used, when rendering the HTML markup.
-	// Note: if only single entries are passed for options.classNames, all other 
-	// values are still set to default. 
-	classNames: {
-		container: "ui-dynatree-container",
-		folder: "ui-dynatree-folder",
-		document: "ui-dynatree-document",
-		
-		empty: "ui-dynatree-empty",
-		vline: "ui-dynatree-vline",
-		expander: "ui-dynatree-expander",
-		connector: "ui-dynatree-connector",
-		checkbox: "ui-dynatree-checkbox",
-		nodeIcon: "ui-dynatree-icon",
-		title: "ui-dynatree-title",
-		
-		nodeError: "ui-dynatree-statusnode-error",
-		nodeWait: "ui-dynatree-statusnode-wait",
-		hidden: "ui-dynatree-hidden",
-		combinedExpanderPrefix: "ui-dynatree-exp-",
-		combinedIconPrefix: "ui-dynatree-ico-",
-//		disabled: "ui-dynatree-disabled",
-		hasChildren: "ui-dynatree-has-children",
-		active: "ui-dynatree-active",
-		selected: "ui-dynatree-selected",
-		expanded: "ui-dynatree-expanded",
-		lazy: "ui-dynatree-lazy",
-		focused: "ui-dynatree-focused",
-		partsel: "ui-dynatree-partsel",
-		lastsib: "ui-dynatree-lastsib"
-	},
-	debugLevel: 1,
-
-	// ------------------------------------------------------------------------
-	lastentry: undefined
-};
-
-/**
- * Reserved data attributes for a tree node.
- */
-$.ui.dynatree.nodedatadefaults = {
-	title: null, // (required) Displayed name of the node (html is allowed here)
-	key: null, // May be used with activate(), select(), find(), ...
-	isFolder: false, // Use a folder icon. Also the node is expandable but not selectable.
-	isLazy: false, // Call onLazyRead(), when the node is expanded for the first time to allow for delayed creation of children.
-	tooltip: null, // Show this popup text.
-	icon: null, // Use a custom image (filename relative to tree.options.imagePath). 'null' for default icon, 'false' for no icon.
-	addClass: null, // Class name added to the node's span tag.  
-	activate: false, // Initial active status.
-	focus: false, // Initial focused status.
-	expand: false, // Initial expanded status.
-	select: false, // Initial selected status.
-	hideCheckbox: false, // Suppress checkbox display for this node.
-	unselectable: false, // Prevent selection.
-//  disabled: false,	
-	// The following attributes are only valid if passed to some functions:
-	children: null, // Array of child nodes.
-	// NOTE: we can also add custom attributes here.
-	// This may then also be used in the onActivate(), onSelect() or onLazyTree() callbacks.
-	// ------------------------------------------------------------------------
-	lastentry: undefined
-};
-
-// ---------------------------------------------------------------------------
-})(jQuery);
-
-// Eclipse syntax parser breaks on this expression, so we put it at the bottom.
-var _rexDtLibName = /.*dynatree[^/]*\.js$/i;
+/*! ****************************************************************************
+	jquery.dynatree.js
+	Dynamic tree view control, with support for lazy loading of branches.
+
+	Copyright (c) 2006-2014, Martin Wendt (http://wwWendt.de)
+	Dual licensed under the MIT or GPL Version 2 licenses.
+	http://code.google.com/p/dynatree/wiki/LicenseInfo
+
+	A current version and some documentation is available at
+		http://dynatree.googlecode.com/
+
+	@version: 1.2.8
+	@date:    2015-07-04T16:44
+
+	@depends: jquery.js
+	@depends: jquery.ui.core.js
+	@depends: jquery.cookie.js
+*******************************************************************************/
+
+/* jsHint options*/
+// Note: We currently allow eval() to parse the 'data' attributes, when initializing from HTML.
+// TODO: pass jsHint with the options given in grunt.js only.
+//       The following should not be required:
+/*global alert */
+/*jshint nomen:false, smarttabs:true, eqeqeq:false, evil:true, regexp:false */
+
+/*************************************************************************
+ *  Debug functions
+ */
+
+var _canLog = true;
+
+function _log(mode, msg) {
+	/**
+	 * Usage: logMsg("%o was toggled", this);
+	 */
+	if( !_canLog ){
+		return;
+	}
+	// Remove first argument
+	var args = Array.prototype.slice.apply(arguments, [1]);
+	// Prepend timestamp
+	var dt = new Date();
+	var tag = dt.getHours() + ":" + dt.getMinutes() + ":" +
+				dt.getSeconds() + "." + dt.getMilliseconds();
+	args[0] = tag + " - " + args[0];
+
+	try {
+		switch( mode ) {
+		case "info":
+			window.console.info.apply(window.console, args);
+			break;
+		case "warn":
+			window.console.warn.apply(window.console, args);
+			break;
+		default:
+			window.console.log.apply(window.console, args);
+			break;
+		}
+	} catch(e) {
+		if( !window.console ){
+			_canLog = false; // Permanently disable, when logging is not supported by the browser
+		}else if(e.number === -2146827850){
+			// fix for IE8, where window.console.log() exists, but does not support .apply()
+			window.console.log(args.join(", "));
+		}
+	}
+}
+
+
+function logMsg(msg) {
+	Array.prototype.unshift.apply(arguments, ["debug"]);
+	_log.apply(this, arguments);
+}
+
+
+// Forward declaration
+var getDynaTreePersistData = null;
+
+
+
+/*************************************************************************
+ *  Constants
+ */
+var DTNodeStatus_Error   = -1;
+var DTNodeStatus_Loading = 1;
+var DTNodeStatus_Ok      = 0;
+
+
+// Start of local namespace
+(function($) {
+
+/*************************************************************************
+ *  Common tool functions.
+ */
+
+var Class = {
+	create: function() {
+		return function() {
+			this.initialize.apply(this, arguments);
+		};
+	}
+};
+
+// Tool function to get dtnode from the event target:
+function getDtNodeFromElement(el) {
+	alert("getDtNodeFromElement is deprecated");
+	return $.ui.dynatree.getNode(el);
+/*
+	var iMax = 5;
+	while( el && iMax-- ) {
+		if(el.dtnode) { return el.dtnode; }
+		el = el.parentNode;
+	}
+	return null;
+*/
+}
+
+function noop() {
+}
+
+
+/* Convert number to string and prepend +/-; return empty string for 0.*/
+function offsetString(n){
+	return n === 0 ? "" : (( n > 0 ) ? ("+" + n) : ("" + n));
+}
+
+
+/* Check browser version, since $.browser was removed in jQuery 1.9 */
+function _checkBrowser(){
+	var matched, browser;
+	function uaMatch( ua ) {
+		ua = ua.toLowerCase();
+		var match = /(chrome)[ \/]([\w.]+)/.exec( ua ) ||
+			 /(webkit)[ \/]([\w.]+)/.exec( ua ) ||
+			 /(opera)(?:.*version|)[ \/]([\w.]+)/.exec( ua ) ||
+			 /(msie) ([\w.]+)/.exec( ua ) ||
+			 ua.indexOf("compatible") < 0 && /(mozilla)(?:.*? rv:([\w.]+)|)/.exec( ua ) ||
+			 [];
+		return {
+			browser: match[ 1 ] || "",
+			version: match[ 2 ] || "0"
+		};
+	}
+	matched = uaMatch( navigator.userAgent );
+	browser = {};
+	 if ( matched.browser ) {
+		 browser[ matched.browser ] = true;
+		 browser.version = matched.version;
+	 }
+	 if ( browser.chrome ) {
+		 browser.webkit = true;
+	 } else if ( browser.webkit ) {
+		 browser.safari = true;
+	 }
+	 return browser;
+}
+
+
+/** Compare two dotted version strings (like '10.2.3').
+ * @returns {Integer} 0: v1 == v2, -1: v1 < v2, 1: v1 > v2
+ */
+function versionCompare(v1, v2) {
+	var v1parts = ("" + v1).split("."),
+		v2parts = ("" + v2).split("."),
+		minLength = Math.min(v1parts.length, v2parts.length),
+		p1, p2, i;
+	// Compare tuple pair-by-pair.
+	for(i = 0; i < minLength; i++) {
+		// Convert to integer if possible, because "8" > "10".
+		p1 = parseInt(v1parts[i], 10);
+		p2 = parseInt(v2parts[i], 10);
+		if (isNaN(p1)){ p1 = v1parts[i]; }
+		if (isNaN(p2)){ p2 = v2parts[i]; }
+		if (p1 == p2) {
+			continue;
+		}else if (p1 > p2) {
+			return 1;
+		}else if (p1 < p2) {
+			return -1;
+		}
+		// one operand is NaN
+		return NaN;
+	}
+	// The longer tuple is always considered 'greater'
+	if (v1parts.length === v2parts.length) {
+		return 0;
+	}
+	return (v1parts.length < v2parts.length) ? -1 : 1;
+}
+
+
+//var BROWSER = jQuery.browser || _checkBrowser();
+var BROWSER = _checkBrowser(); // issue 440
+var jquerySupports = {
+	// http://jqueryui.com/upgrade-guide/1.9/#deprecated-offset-option-merged-into-my-and-at
+	positionMyOfs: versionCompare($.ui.version, "1.9") >= 0  //isVersionAtLeast($.ui.version, 1, 9)
+	};
+
+
+/*************************************************************************
+ *  Class DynaTreeNode
+ */
+var DynaTreeNode = Class.create();
+
+DynaTreeNode.prototype = {
+	initialize: function(parent, tree, data) {
+		/**
+		 * @constructor
+		 */
+		this.parent = parent;
+		this.tree = tree;
+		if ( typeof data === "string" ){
+			data = { title: data };
+		}
+//      if( !data.key ){
+		if( data.key == null ){ // test for null OR undefined (issue 420)
+			data.key = "_" + tree._nodeCount++;
+		}else{
+			data.key = "" + data.key; // issue 371
+		}
+		this.data = $.extend({}, $.ui.dynatree.nodedatadefaults, data);
+		this.li = null; // not yet created
+		this.span = null; // not yet created
+		this.ul = null; // not yet created
+		this.childList = null; // no subnodes yet
+		this._isLoading = false; // Lazy content is being loaded
+		this.hasSubSel = false;
+		this.bExpanded = false;
+		this.bSelected = false;
+
+	},
+
+	toString: function() {
+		return "DynaTreeNode<" + this.data.key + ">: '" + this.data.title + "'";
+	},
+
+	toDict: function(recursive, callback) {
+		var node,
+			dict = $.extend({}, this.data);
+		dict.activate = ( this.tree.activeNode === this );
+		dict.focus = ( this.tree.focusNode === this );
+		dict.expand = this.bExpanded;
+		dict.select = this.bSelected;
+		if( callback ){
+			callback(dict);
+		}
+		if( recursive && this.childList ) {
+			dict.children = [];
+			for(var i=0, l=this.childList.length; i<l; i++ ){
+				node = this.childList[i];
+				if( !node.isStatusNode() ){
+					dict.children.push(node.toDict(true, callback));
+				}
+			}
+		} else {
+			delete dict.children;
+		}
+		return dict;
+	},
+
+	fromDict: function(dict) {
+		/**
+		 * Update node data. If dict contains 'children', then also replace
+		 * the hole sub tree.
+		 */
+		var children = dict.children;
+		if(children === undefined){
+			this.data = $.extend(this.data, dict);
+			this.render();
+			return;
+		}
+		dict = $.extend({}, dict);
+		dict.children = undefined;
+		this.data = $.extend(this.data, dict);
+		this.removeChildren();
+		this.addChild(children);
+	},
+
+	_getInnerHtml: function() {
+		var tree = this.tree,
+			opts = tree.options,
+			cache = tree.cache,
+			level = this.getLevel(),
+			data = this.data,
+			res = "",
+			imageSrc;
+		// connector (expanded, expandable or simple)
+		if( level < opts.minExpandLevel ) {
+			if(level > 1){
+				res += cache.tagConnector;
+			}
+			// .. else (i.e. for root level) skip expander/connector altogether
+		} else if( this.hasChildren() !== false ) {
+			res += cache.tagExpander;
+		} else {
+			res += cache.tagConnector;
+		}
+		// Checkbox mode
+		if( opts.checkbox && data.hideCheckbox !== true && !data.isStatusNode ) {
+			res += cache.tagCheckbox;
+		}
+		// folder or doctype icon
+		if ( data.icon ) {
+			if (data.icon.charAt(0) === "/"){
+				imageSrc = data.icon;
+			}else{
+				imageSrc = opts.imagePath + data.icon;
+			}
+			res += "<img src='" + imageSrc + "' alt='' />";
+		} else if ( data.icon === false ) {
+			// icon == false means 'no icon'
+//          noop(); // keep JSLint happy
+		} else if ( data.iconClass ) {
+			res +=  "<span class='" + " " + data.iconClass +  "'></span>";
+		} else {
+			// icon == null means 'default icon'
+			res += cache.tagNodeIcon;
+		}
+		// node title
+		var nodeTitle = "";
+		if ( opts.onCustomRender ){
+			nodeTitle = opts.onCustomRender.call(tree, this) || "";
+		}
+		if(!nodeTitle){
+			var tooltip = data.tooltip ? ' title="' + data.tooltip.replace(/\"/g, '&quot;') + '"' : '',
+				href = data.href || "#";
+			if( opts.noLink || data.noLink ) {
+				nodeTitle = '<span style="display:inline-block;" class="' + opts.classNames.title + '"' + tooltip + '>' + data.title + '</span>';
+//              this.tree.logDebug("nodeTitle: " + nodeTitle);
+			} else {
+				nodeTitle = '<a href="' + href + '" class="' + opts.classNames.title + '"' + tooltip + '>' + data.title + '</a>';
+			}
+		}
+		res += nodeTitle;
+		return res;
+	},
+
+
+	_fixOrder: function() {
+		/**
+		 * Make sure, that <li> order matches childList order.
+		 */
+		var cl = this.childList;
+		if( !cl || !this.ul ){
+			return;
+		}
+		var childLI = this.ul.firstChild;
+		for(var i=0, l=cl.length-1; i<l; i++) {
+			var childNode1 = cl[i];
+			var childNode2 = childLI.dtnode;
+			if( childNode1 !== childNode2 ) {
+				this.tree.logDebug("_fixOrder: mismatch at index " + i + ": " + childNode1 + " != " + childNode2);
+				this.ul.insertBefore(childNode1.li, childNode2.li);
+			} else {
+				childLI = childLI.nextSibling;
+			}
+		}
+	},
+
+
+	render: function(useEffects, includeInvisible) {
+		/**
+		 * Create <li><span>..</span> .. </li> tags for this node.
+		 *
+		 * <li id='KEY' dtnode=NODE> // This div contains the node's span and list of child div's.
+		 *   <span class='title'>S S S A</span> // Span contains graphic spans and title <a> tag
+		 *   <ul> // only present, when node has children
+		 *       <li id='KEY' dtnode=NODE>child1</li>
+		 *       <li id='KEY' dtnode=NODE>child2</li>
+		 *   </ul>
+		 * </li>
+		 */
+//      this.tree.logDebug("%s.render(%s)", this, useEffects);
+		// ---
+		var tree = this.tree,
+			parent = this.parent,
+			data = this.data,
+			opts = tree.options,
+			cn = opts.classNames,
+			isLastSib = this.isLastSibling(),
+			firstTime = false;
+
+		if( !parent && !this.ul ) {
+			// Root node has only a <ul>
+			this.li = this.span = null;
+			this.ul = document.createElement("ul");
+			if( opts.minExpandLevel > 1 ){
+				this.ul.className = cn.container + " " + cn.noConnector;
+			}else{
+				this.ul.className = cn.container;
+			}
+		} else if( parent ) {
+			// Create <li><span /> </li>
+			if( ! this.li ) {
+				firstTime = true;
+				this.li = document.createElement("li");
+				this.li.dtnode = this;
+				if( data.key && opts.generateIds ){
+					this.li.id = opts.idPrefix + data.key;
+				}
+				this.span = document.createElement("span");
+				this.span.className = cn.title;
+				this.li.appendChild(this.span);
+
+				if( !parent.ul ) {
+					// This is the parent's first child: create UL tag
+					// (Hidden, because it will be
+					parent.ul = document.createElement("ul");
+					parent.ul.style.display = "none";
+					parent.li.appendChild(parent.ul);
+//                  if( opts.minExpandLevel > this.getLevel() ){
+//                      parent.ul.className = cn.noConnector;
+//                  }
+				}
+				// set node connector images, links and text
+//              this.span.innerHTML = this._getInnerHtml();
+
+				parent.ul.appendChild(this.li);
+			}
+			// set node connector images, links and text
+			this.span.innerHTML = this._getInnerHtml();
+			// Set classes for current status
+			var cnList = [];
+			cnList.push(cn.node);
+			if( data.isFolder ){
+				cnList.push(cn.folder);
+			}
+			if( this.bExpanded ){
+				cnList.push(cn.expanded);
+			}
+			if( this.hasChildren() !== false ){
+				cnList.push(cn.hasChildren);
+			}
+			if( data.isLazy && this.childList === null ){
+				cnList.push(cn.lazy);
+			}
+			if( isLastSib ){
+				cnList.push(cn.lastsib);
+			}
+			if( this.bSelected ){
+				cnList.push(cn.selected);
+			}
+			if( this.hasSubSel ){
+				cnList.push(cn.partsel);
+			}
+			if( tree.activeNode === this ){
+				cnList.push(cn.active);
+			}
+			if( data.addClass ){
+				cnList.push(data.addClass);
+			}
+			// IE6 doesn't correctly evaluate multiple class names,
+			// so we create combined class names that can be used in the CSS
+			cnList.push(cn.combinedExpanderPrefix
+					+ (this.bExpanded ? "e" : "c")
+					+ (data.isLazy && this.childList === null ? "d" : "")
+					+ (isLastSib ? "l" : "")
+					);
+			cnList.push(cn.combinedIconPrefix
+					+ (this.bExpanded ? "e" : "c")
+					+ (data.isFolder ? "f" : "")
+					);
+			this.span.className = cnList.join(" ");
+
+			// TODO: we should not set this in the <span> tag also, if we set it here:
+			this.li.className = isLastSib ? cn.lastsib : "";
+
+			// Allow tweaking, binding, after node was created for the first time
+			if(firstTime && opts.onCreate){
+				opts.onCreate.call(tree, this, this.span);
+			}
+			// Hide children, if node is collapsed
+//          this.ul.style.display = ( this.bExpanded || !parent ) ? "" : "none";
+			// Allow tweaking after node state was rendered
+			if(opts.onRender){
+				opts.onRender.call(tree, this, this.span);
+			}
+		}
+		// Visit child nodes
+		if( (this.bExpanded || includeInvisible === true) && this.childList ) {
+			for(var i=0, l=this.childList.length; i<l; i++) {
+				this.childList[i].render(false, includeInvisible);
+			}
+			// Make sure the tag order matches the child array
+			this._fixOrder();
+		}
+		// Hide children, if node is collapsed
+		if( this.ul ) {
+			var isHidden = (this.ul.style.display === "none");
+			var isExpanded = !!this.bExpanded;
+//          logMsg("isHidden:%s", isHidden);
+			if( useEffects && opts.fx && (isHidden === isExpanded) ) {
+				var duration = opts.fx.duration || 200;
+				$(this.ul).animate(opts.fx, duration);
+			} else {
+				this.ul.style.display = ( this.bExpanded || !parent ) ? "" : "none";
+			}
+		}
+	},
+	/** Return '/id1/id2/id3'. */
+	getKeyPath: function(excludeSelf) {
+		var path = [],
+			sep = this.tree.options.keyPathSeparator;
+
+		this.visitParents(function(node){
+			if(node.parent){
+				path.unshift(node.data.key);
+			}
+		}, !excludeSelf);
+		return sep + path.join(sep);
+	},
+
+	getParent: function() {
+		return this.parent;
+	},
+
+	getChildren: function() {
+		if(this.hasChildren() === undefined){
+			return undefined; // Lazy node: unloaded, currently loading, or load error
+		}
+		return this.childList;
+	},
+
+	/** Check if node has children (returns undefined, if not sure). */
+	hasChildren: function() {
+		if(this.data.isLazy){
+			if(this.childList === null || this.childList === undefined){
+				// Not yet loaded
+				return undefined;
+			}else if(this.childList.length === 0){
+				// Loaded, but response was empty
+				return false;
+			}else if(this.childList.length === 1 && this.childList[0].isStatusNode()){
+				// Currently loading or load error
+				return undefined;
+			}
+			return true;
+		}
+		return !!this.childList;
+	},
+
+	isFirstSibling: function() {
+		var p = this.parent;
+		return !p || p.childList[0] === this;
+	},
+
+	isLastSibling: function() {
+		var p = this.parent;
+		return !p || p.childList[p.childList.length-1] === this;
+	},
+
+	isLoading: function() {
+		return !!this._isLoading;
+	},
+
+	getPrevSibling: function() {
+		if( !this.parent ){
+			return null;
+		}
+		var ac = this.parent.childList;
+		for(var i=1, l=ac.length; i<l; i++){ // start with 1, so prev(first) = null
+			if( ac[i] === this ){
+				return ac[i-1];
+			}
+		}
+		return null;
+	},
+
+	getNextSibling: function() {
+		if( !this.parent ){
+			return null;
+		}
+		var ac = this.parent.childList;
+		for(var i=0, l=ac.length-1; i<l; i++){ // up to length-2, so next(last) = null
+			if( ac[i] === this ){
+				return ac[i+1];
+			}
+		}
+		return null;
+	},
+
+	isStatusNode: function() {
+		return (this.data.isStatusNode === true);
+	},
+
+	isChildOf: function(otherNode) {
+		return (this.parent && this.parent === otherNode);
+	},
+
+	isDescendantOf: function(otherNode) {
+		if(!otherNode){
+			return false;
+		}
+		var p = this.parent;
+		while( p ) {
+			if( p === otherNode ){
+				return true;
+			}
+			p = p.parent;
+		}
+		return false;
+	},
+
+	countChildren: function() {
+		var cl = this.childList;
+		if( !cl ){
+			return 0;
+		}
+		var n = cl.length;
+		for(var i=0, l=n; i<l; i++){
+			var child = cl[i];
+			n += child.countChildren();
+		}
+		return n;
+	},
+
+	/**Sort child list by title.
+	 * cmd: optional compare function.
+	 * deep: optional: pass true to sort all descendant nodes.
+	 */
+	sortChildren: function(cmp, deep) {
+		var cl = this.childList;
+		if( !cl ){
+			return;
+		}
+		cmp = cmp || function(a, b) {
+//          return a.data.title === b.data.title ? 0 : a.data.title > b.data.title ? 1 : -1;
+			var x = a.data.title.toLowerCase(),
+				y = b.data.title.toLowerCase();
+			return x === y ? 0 : x > y ? 1 : -1;
+			};
+		cl.sort(cmp);
+		if( deep ){
+			for(var i=0, l=cl.length; i<l; i++){
+				if( cl[i].childList ){
+					cl[i].sortChildren(cmp, "$norender$");
+				}
+			}
+		}
+		if( deep !== "$norender$" ){
+			this.render();
+		}
+	},
+
+	_setStatusNode: function(data) {
+		// Create, modify or remove the status child node (pass 'null', to remove it).
+		var firstChild = ( this.childList ? this.childList[0] : null );
+		if( !data ) {
+			if ( firstChild && firstChild.isStatusNode()) {
+				try{
+					// I've seen exceptions here with loadKeyPath...
+					if(this.ul){
+						this.ul.removeChild(firstChild.li);
+						firstChild.li = null; // avoid leaks (issue 215)
+					}
+				}catch(e){}
+				if( this.childList.length === 1 ){
+					this.childList = [];
+				}else{
+					this.childList.shift();
+				}
+			}
+		} else if ( firstChild ) {
+			data.isStatusNode = true;
+			data.key = "_statusNode";
+			firstChild.data = data;
+			firstChild.render();
+		} else {
+			data.isStatusNode = true;
+			data.key = "_statusNode";
+			firstChild = this.addChild(data);
+		}
+	},
+
+	setLazyNodeStatus: function(lts, opts) {
+		var tooltip = (opts && opts.tooltip) ? opts.tooltip : null,
+			info = (opts && opts.info) ? " (" + opts.info + ")" : "";
+		switch( lts ) {
+			case DTNodeStatus_Ok:
+				this._setStatusNode(null);
+				$(this.span).removeClass(this.tree.options.classNames.nodeLoading);
+				this._isLoading = false;
+//              this.render();
+				if( this.tree.options.autoFocus ) {
+					if( this === this.tree.tnRoot && this.childList && this.childList.length > 0) {
+						// special case: using ajaxInit
+						this.childList[0].focus();
+					} else {
+						this.focus();
+					}
+				}
+				break;
+			case DTNodeStatus_Loading:
+				this._isLoading = true;
+				$(this.span).addClass(this.tree.options.classNames.nodeLoading);
+				// The root is hidden, so we set a temporary status child
+				if(!this.parent){
+					this._setStatusNode({
+						title: this.tree.options.strings.loading + info,
+						tooltip: tooltip,
+						addClass: this.tree.options.classNames.nodeWait
+					});
+				}
+				break;
+			case DTNodeStatus_Error:
+				this._isLoading = false;
+//              $(this.span).addClass(this.tree.options.classNames.nodeError);
+				this._setStatusNode({
+					title: this.tree.options.strings.loadError + info,
+					tooltip: tooltip,
+					addClass: this.tree.options.classNames.nodeError
+				});
+				break;
+			default:
+				throw "Bad LazyNodeStatus: '" + lts + "'.";
+		}
+	},
+
+	_parentList: function(includeRoot, includeSelf) {
+		var l = [];
+		var dtn = includeSelf ? this : this.parent;
+		while( dtn ) {
+			if( includeRoot || dtn.parent ){
+				l.unshift(dtn);
+			}
+			dtn = dtn.parent;
+		}
+		return l;
+	},
+	getLevel: function() {
+		/**
+		 * Return node depth. 0: System root node, 1: visible top-level node.
+		 */
+		var level = 0;
+		var dtn = this.parent;
+		while( dtn ) {
+			level++;
+			dtn = dtn.parent;
+		}
+		return level;
+	},
+
+	_getTypeForOuterNodeEvent: function(event) {
+		/** Return the inner node span (title, checkbox or expander) if
+		 *  event.target points to the outer span.
+		 *  This function should fix issue #93:
+		 *  FF2 ignores empty spans, when generating events (returning the parent instead).
+		 */
+		var cns = this.tree.options.classNames;
+		var target = event.target;
+		// Only process clicks on an outer node span (probably due to a FF2 event handling bug)
+		if( target.className.indexOf(cns.node) < 0 ) {
+			return null;
+		}
+		// Event coordinates, relative to outer node span:
+		var eventX = event.pageX - target.offsetLeft;
+		var eventY = event.pageY - target.offsetTop;
+
+		for(var i=0, l=target.childNodes.length; i<l; i++) {
+			var cn = target.childNodes[i];
+			var x = cn.offsetLeft - target.offsetLeft;
+			var y = cn.offsetTop - target.offsetTop;
+			var nx = cn.clientWidth, ny = cn.clientHeight;
+//          alert (cn.className + ": " + x + ", " + y + ", s:" + nx + ", " + ny);
+			if( eventX >= x && eventX <= (x+nx) && eventY >= y && eventY <= (y+ny) ) {
+//              alert("HIT "+ cn.className);
+				if( cn.className==cns.title ){
+					return "title";
+				}else if( cn.className==cns.expander ){
+					return "expander";
+				}else if( cn.className==cns.checkbox || cn.className==cns.radio ){
+					return "checkbox";
+				}else if( cn.className==cns.nodeIcon ){
+					return "icon";
+				}
+			}
+		}
+		return "prefix";
+	},
+
+	getEventTargetType: function(event) {
+		// Return the part of a node, that a click event occurred on.
+		// Note: there is no check, if the event was fired on THIS node.
+		var tcn = event && event.target ? event.target.className : "",
+			cns = this.tree.options.classNames;
+
+		if( tcn.indexOf(cns.title) >= 0 ){
+			return "title";
+		}else if( tcn.indexOf(cns.expander) >= 0 ){
+			return "expander";
+		}else if( tcn.indexOf(cns.checkbox) >= 0 || tcn.indexOf(cns.radio) >= 0 ){
+			return "checkbox";
+		}else if( tcn.indexOf(cns.nodeIcon) >= 0 ){
+			return "icon";
+		}else if( tcn.indexOf(cns.empty) >= 0 || tcn.indexOf(cns.vline) >= 0 || tcn.indexOf(cns.connector) >= 0 ){
+			return "prefix";
+		}else if( tcn.indexOf(cns.node) >= 0 ){
+			// FIX issue #93
+			return this._getTypeForOuterNodeEvent(event);
+		}
+		return null;
+	},
+
+	isVisible: function() {
+		// Return true, if all parents are expanded.
+		var parents = this._parentList(true, false);
+		for(var i=0, l=parents.length; i<l; i++){
+			if( ! parents[i].bExpanded ){ return false; }
+		}
+		return true;
+	},
+
+	makeVisible: function() {
+		// Make sure, all parents are expanded
+		var parents = this._parentList(true, false);
+		for(var i=0, l=parents.length; i<l; i++){
+			parents[i]._expand(true);
+		}
+	},
+
+	focus: function() {
+		// TODO: check, if we already have focus
+//      this.tree.logDebug("dtnode.focus(): %o", this);
+		this.makeVisible();
+		try {
+			$(this.span).find(">a").focus();
+		} catch(e) { }
+	},
+
+	isFocused: function() {
+		return (this.tree.tnFocused === this);
+	},
+
+	_activate: function(flag, fireEvents) {
+		// (De)Activate - but not focus - this node.
+		this.tree.logDebug("dtnode._activate(%o, fireEvents=%o) - %o", flag, fireEvents, this);
+		var opts = this.tree.options;
+		if( this.data.isStatusNode ){
+			return;
+		}
+		if( flag ) {
+			if ( fireEvents && opts.onQueryActivate && opts.onQueryActivate.call(this.tree, flag, this) === false ){
+				return; // Callback returned false
+			}
+			// Activate
+			if( this.tree.activeNode ) {
+				if( this.tree.activeNode === this ){
+					return;
+				}
+				this.tree.activeNode.deactivate();
+			}
+			if( opts.activeVisible ){
+				this.makeVisible();
+			}
+			this.tree.activeNode = this;
+			if( opts.persist ){
+				$.cookie(opts.cookieId + "-active", this.data.key, opts.cookie);
+			}
+			this.tree.persistence.activeKey = this.data.key;
+			$(this.span).addClass(opts.classNames.active);
+			if ( fireEvents && opts.onActivate ){
+				opts.onActivate.call(this.tree, this);
+			}
+		} else {
+			// Deactivate
+			if( this.tree.activeNode === this ) {
+				if ( opts.onQueryActivate && opts.onQueryActivate.call(this.tree, false, this) === false ){
+					return; // Callback returned false
+				}
+				$(this.span).removeClass(opts.classNames.active);
+				if( opts.persist ) {
+					// Note: we don't pass null, but ''. So the cookie is not deleted.
+					// If we pass null, we also have to pass a COPY of opts, because $cookie will override opts.expires (issue 84)
+					$.cookie(opts.cookieId + "-active", "", opts.cookie);
+				}
+				this.tree.persistence.activeKey = null;
+				this.tree.activeNode = null;
+				if ( fireEvents && opts.onDeactivate ){
+					opts.onDeactivate.call(this.tree, this);
+				}
+			}
+		}
+	},
+
+	activate: function() {
+		// Select - but not focus - this node.
+//      this.tree.logDebug("dtnode.activate(): %o", this);
+		this._activate(true, true);
+	},
+
+	activateSilently: function() {
+		this._activate(true, false);
+	},
+
+	deactivate: function() {
+//      this.tree.logDebug("dtnode.deactivate(): %o", this);
+		this._activate(false, true);
+	},
+
+	isActive: function() {
+		return (this.tree.activeNode === this);
+	},
+
+	_userActivate: function() {
+		// Handle user click / [space] / [enter], according to clickFolderMode.
+		var activate = true;
+		var expand = false;
+		if ( this.data.isFolder ) {
+			switch( this.tree.options.clickFolderMode ) {
+			case 2:
+				activate = false;
+				expand = true;
+				break;
+			case 3:
+				activate = expand = true;
+				break;
+			}
+		}
+		if( this.parent === null ) {
+			expand = false;
+		}
+		if( expand ) {
+			this.toggleExpand();
+			this.focus();
+		}
+		if( activate ) {
+			this.activate();
+		}
+	},
+
+	_setSubSel: function(hasSubSel) {
+		if( hasSubSel ) {
+			this.hasSubSel = true;
+			$(this.span).addClass(this.tree.options.classNames.partsel);
+		} else {
+			this.hasSubSel = false;
+			$(this.span).removeClass(this.tree.options.classNames.partsel);
+		}
+	},
+	/**
+	 * Fix selection and partsel status, of parent nodes, according to current status of
+	 * end nodes.
+	 */
+	_updatePartSelectionState: function() {
+//      alert("_updatePartSelectionState " + this);
+//      this.tree.logDebug("_updatePartSelectionState() - %o", this);
+		var sel;
+		// Return `true` or `false` for end nodes and remove part-sel flag
+		if( ! this.hasChildren() ){
+			sel = (this.bSelected && !this.data.unselectable && !this.data.isStatusNode);
+			this._setSubSel(false);
+			return sel;
+		}
+		// Return `true`, `false`, or `undefined` for parent nodes
+		var i, l,
+			cl = this.childList,
+			allSelected = true,
+			allDeselected = true;
+		for(i=0, l=cl.length; i<l;  i++) {
+			var n = cl[i],
+				s = n._updatePartSelectionState();
+			if( s !== false){
+				allDeselected = false;
+			}
+			if( s !== true){
+				allSelected = false;
+			}
+		}
+		if( allSelected ){
+			sel = true;
+		} else if ( allDeselected ){
+			sel = false;
+		} else {
+			sel = undefined;
+		}
+		this._setSubSel(sel === undefined);
+		this.bSelected = (sel === true);
+		return sel;
+	},
+
+	/**
+	 * Fix selection status, after this node was (de)selected in multi-hier mode.
+	 * This includes (de)selecting all children.
+	 */
+	_fixSelectionState: function() {
+//      alert("_fixSelectionState " + this);
+//      this.tree.logDebug("_fixSelectionState(%s) - %o", this.bSelected, this);
+		var p, i, l;
+		if( this.bSelected ) {
+			// Select all children
+			this.visit(function(node){
+				node.parent._setSubSel(true);
+				if(!node.data.unselectable){
+					node._select(true, false, false);
+				}
+			});
+			// Select parents, if all children are selected
+			p = this.parent;
+			while( p ) {
+				p._setSubSel(true);
+				var allChildsSelected = true;
+				for(i=0, l=p.childList.length; i<l;  i++) {
+					var n = p.childList[i];
+					if( !n.bSelected && !n.data.isStatusNode && !n.data.unselectable) {
+					// issue 305 proposes this:
+//                  if( !n.bSelected && !n.data.isStatusNode ) {
+						allChildsSelected = false;
+						break;
+					}
+				}
+				if( allChildsSelected ){
+					p._select(true, false, false);
+				}
+				p = p.parent;
+			}
+		} else {
+			// Deselect all children
+			this._setSubSel(false);
+			this.visit(function(node){
+				node._setSubSel(false);
+				node._select(false, false, false);
+			});
+			// Deselect parents, and recalc hasSubSel
+			p = this.parent;
+			while( p ) {
+				p._select(false, false, false);
+				var isPartSel = false;
+				for(i=0, l=p.childList.length; i<l;  i++) {
+					if( p.childList[i].bSelected || p.childList[i].hasSubSel ) {
+						isPartSel = true;
+						break;
+					}
+				}
+				p._setSubSel(isPartSel);
+				p = p.parent;
+			}
+		}
+	},
+
+	_select: function(sel, fireEvents, deep) {
+		// Select - but not focus - this node.
+//      this.tree.logDebug("dtnode._select(%o) - %o", sel, this);
+		var opts = this.tree.options;
+		if( this.data.isStatusNode ){
+			return;
+		}
+		//
+		if( this.bSelected === sel ) {
+//          this.tree.logDebug("dtnode._select(%o) IGNORED - %o", sel, this);
+			return;
+		}
+		// Allow event listener to abort selection
+		if ( fireEvents && opts.onQuerySelect && opts.onQuerySelect.call(this.tree, sel, this) === false ){
+			return; // Callback returned false
+		}
+		// Force single-selection
+		if( opts.selectMode==1 && sel ) {
+			this.tree.visit(function(node){
+				if( node.bSelected ) {
+					// Deselect; assuming that in selectMode:1 there's max. one other selected node
+					node._select(false, false, false);
+					return false;
+				}
+			});
+		}
+
+		this.bSelected = sel;
+//        this.tree._changeNodeList("select", this, sel);
+
+		if( sel ) {
+			if( opts.persist ){
+				this.tree.persistence.addSelect(this.data.key);
+			}
+			$(this.span).addClass(opts.classNames.selected);
+
+			if( deep && opts.selectMode === 3 ){
+				this._fixSelectionState();
+			}
+			if ( fireEvents && opts.onSelect ){
+				opts.onSelect.call(this.tree, true, this);
+			}
+		} else {
+			if( opts.persist ){
+				this.tree.persistence.clearSelect(this.data.key);
+			}
+			$(this.span).removeClass(opts.classNames.selected);
+
+			if( deep && opts.selectMode === 3 ){
+				this._fixSelectionState();
+			}
+			if ( fireEvents && opts.onSelect ){
+				opts.onSelect.call(this.tree, false, this);
+			}
+		}
+	},
+
+	select: function(sel) {
+		// Select - but not focus - this node.
+//      this.tree.logDebug("dtnode.select(%o) - %o", sel, this);
+		if( this.data.unselectable ){
+			return this.bSelected;
+		}
+		return this._select(sel!==false, true, true);
+	},
+
+	toggleSelect: function() {
+//      this.tree.logDebug("dtnode.toggleSelect() - %o", this);
+		return this.select(!this.bSelected);
+	},
+
+	isSelected: function() {
+		return this.bSelected;
+	},
+
+	isLazy: function() {
+		return !!this.data.isLazy;
+	},
+
+	_loadContent: function() {
+		try {
+			var opts = this.tree.options;
+			this.tree.logDebug("_loadContent: start - %o", this);
+			this.setLazyNodeStatus(DTNodeStatus_Loading);
+			if( true === opts.onLazyRead.call(this.tree, this) ) {
+				// If function returns 'true', we assume that the loading is done:
+				this.setLazyNodeStatus(DTNodeStatus_Ok);
+				// Otherwise (i.e. if the loading was started as an asynchronous process)
+				// the onLazyRead(dtnode) handler is expected to call dtnode.setLazyNodeStatus(DTNodeStatus_Ok/_Error) when done.
+				this.tree.logDebug("_loadContent: succeeded - %o", this);
+			}
+		} catch(e) {
+			this.tree.logWarning("_loadContent: failed - %o", e);
+			this.setLazyNodeStatus(DTNodeStatus_Error, {tooltip: ""+e});
+		}
+	},
+
+	_expand: function(bExpand, forceSync) {
+		if( this.bExpanded === bExpand ) {
+			this.tree.logDebug("dtnode._expand(%o) IGNORED - %o", bExpand, this);
+			return;
+		}
+		this.tree.logDebug("dtnode._expand(%o) - %o", bExpand, this);
+		var opts = this.tree.options;
+		if( !bExpand && this.getLevel() < opts.minExpandLevel ) {
+			this.tree.logDebug("dtnode._expand(%o) prevented collapse - %o", bExpand, this);
+			return;
+		}
+		if ( opts.onQueryExpand && opts.onQueryExpand.call(this.tree, bExpand, this) === false ){
+			return; // Callback returned false
+		}
+		this.bExpanded = bExpand;
+
+		// Persist expand state
+		if( opts.persist ) {
+			if( bExpand ){
+				this.tree.persistence.addExpand(this.data.key);
+			}else{
+				this.tree.persistence.clearExpand(this.data.key);
+			}
+		}
+		// Do not apply animations in init phase, or before lazy-loading
+		var allowEffects = !(this.data.isLazy && this.childList === null)
+			&& !this._isLoading
+			&& !forceSync;
+		this.render(allowEffects);
+
+		// Auto-collapse mode: collapse all siblings
+		if( this.bExpanded && this.parent && opts.autoCollapse ) {
+			var parents = this._parentList(false, true);
+			for(var i=0, l=parents.length; i<l; i++){
+				parents[i].collapseSiblings();
+			}
+		}
+		// If the currently active node is now hidden, deactivate it
+		if( opts.activeVisible && this.tree.activeNode && ! this.tree.activeNode.isVisible() ) {
+			this.tree.activeNode.deactivate();
+		}
+		// Expanding a lazy node: set 'loading...' and call callback
+		if( bExpand && this.data.isLazy && this.childList === null && !this._isLoading ) {
+			this._loadContent();
+			return;
+		}
+		if ( opts.onExpand ){
+			opts.onExpand.call(this.tree, bExpand, this);
+		}
+	},
+
+	isExpanded: function() {
+		return this.bExpanded;
+	},
+
+	expand: function(flag) {
+		flag = (flag !== false);
+		if( !this.childList && !this.data.isLazy && flag ){
+			return; // Prevent expanding empty nodes
+		} else if( this.parent === null && !flag ){
+			return; // Prevent collapsing the root
+		}
+		this._expand(flag);
+	},
+
+	scheduleAction: function(mode, ms) {
+		/** Schedule activity for delayed execution (cancel any pending request).
+		 *  scheduleAction('cancel') will cancel the request.
+		 */
+		if( this.tree.timer ) {
+			clearTimeout(this.tree.timer);
+			this.tree.logDebug("clearTimeout(%o)", this.tree.timer);
+		}
+		var self = this; // required for closures
+		switch (mode) {
+		case "cancel":
+			// Simply made sure that timer was cleared
+			break;
+		case "expand":
+			this.tree.timer = setTimeout(function(){
+				self.tree.logDebug("setTimeout: trigger expand");
+				self.expand(true);
+			}, ms);
+			break;
+		case "activate":
+			this.tree.timer = setTimeout(function(){
+				self.tree.logDebug("setTimeout: trigger activate");
+				self.activate();
+			}, ms);
+			break;
+		default:
+			throw "Invalid mode " + mode;
+		}
+		this.tree.logDebug("setTimeout(%s, %s): %s", mode, ms, this.tree.timer);
+	},
+
+	toggleExpand: function() {
+		this.expand(!this.bExpanded);
+	},
+
+	collapseSiblings: function() {
+		if( this.parent === null ){
+			return;
+		}
+		var ac = this.parent.childList;
+		for (var i=0, l=ac.length; i<l; i++) {
+			if ( ac[i] !== this && ac[i].bExpanded ){
+				ac[i]._expand(false);
+			}
+		}
+	},
+
+	_onClick: function(event) {
+//      this.tree.logDebug("dtnode.onClick(" + event.type + "): dtnode:" + this + ", button:" + event.button + ", which: " + event.which);
+		var targetType = this.getEventTargetType(event);
+		if( targetType === "expander" ) {
+			// Clicking the expander icon always expands/collapses
+			this.toggleExpand();
+			this.focus(); // issue 95
+		} else if( targetType === "checkbox" ) {
+			// Clicking the checkbox always (de)selects
+			this.toggleSelect();
+			this.focus(); // issue 95
+		} else {
+			this._userActivate();
+			var aTag = this.span.getElementsByTagName("a");
+			if(aTag[0]){
+				// issue 154, 313
+				if(!(BROWSER.msie && parseInt(BROWSER.version, 10) < 9)){
+					aTag[0].focus();
+				}
+			}else{
+				// 'noLink' option was set
+				return true;
+			}
+		}
+		// Make sure that clicks stop, otherwise <a href='#'> jumps to the top
+		event.preventDefault();
+	},
+
+	_onDblClick: function(event) {
+//      this.tree.logDebug("dtnode.onDblClick(" + event.type + "): dtnode:" + this + ", button:" + event.button + ", which: " + event.which);
+	},
+
+	_onKeydown: function(event) {
+//      this.tree.logDebug("dtnode.onKeydown(" + event.type + "): dtnode:" + this + ", charCode:" + event.charCode + ", keyCode: " + event.keyCode + ", which: " + event.which);
+		var handled = true,
+			sib;
+//      alert("keyDown" + event.which);
+
+		switch( event.which ) {
+			// charCodes:
+//          case 43: // '+'
+			case 107: // '+'
+			case 187: // '+' @ Chrome, Safari
+				if( !this.bExpanded ){ this.toggleExpand(); }
+				break;
+//          case 45: // '-'
+			case 109: // '-'
+			case 189: // '+' @ Chrome, Safari
+				if( this.bExpanded ){ this.toggleExpand(); }
+				break;
+			//~ case 42: // '*'
+				//~ break;
+			//~ case 47: // '/'
+				//~ break;
+			// case 13: // <enter>
+				// <enter> on a focused <a> tag seems to generate a click-event.
+				// this._userActivate();
+				// break;
+			case 32: // <space>
+				this._userActivate();
+				break;
+			case 8: // <backspace>
+				if( this.parent ){
+					this.parent.focus();
+				}
+				break;
+			case 37: // <left>
+				if( this.bExpanded ) {
+					this.toggleExpand();
+					this.focus();
+//              } else if( this.parent && (this.tree.options.rootVisible || this.parent.parent) ) {
+				} else if( this.parent && this.parent.parent ) {
+					this.parent.focus();
+				}
+				break;
+			case 39: // <right>
+				if( !this.bExpanded && (this.childList || this.data.isLazy) ) {
+					this.toggleExpand();
+					this.focus();
+				} else if( this.childList ) {
+					this.childList[0].focus();
+				}
+				break;
+			case 38: // <up>
+				sib = this.getPrevSibling();
+				while( sib && sib.bExpanded && sib.childList ){
+					sib = sib.childList[sib.childList.length-1];
+				}
+//              if( !sib && this.parent && (this.tree.options.rootVisible || this.parent.parent) )
+				if( !sib && this.parent && this.parent.parent ){
+					sib = this.parent;
+				}
+				if( sib ){
+					sib.focus();
+				}
+				break;
+			case 40: // <down>
+				if( this.bExpanded && this.childList ) {
+					sib = this.childList[0];
+				} else {
+					var parents = this._parentList(false, true);
+					for(var i=parents.length-1; i>=0; i--) {
+						sib = parents[i].getNextSibling();
+						if( sib ){ break; }
+					}
+				}
+				if( sib ){
+					sib.focus();
+				}
+				break;
+			default:
+				handled = false;
+		}
+		// Return false, if handled, to prevent default processing
+//      return !handled;
+		if(handled){
+			event.preventDefault();
+		}
+	},
+
+	_onKeypress: function(event) {
+		// onKeypress is only hooked to allow user callbacks.
+		// We don't process it, because IE and Safari don't fire keypress for cursor keys.
+//      this.tree.logDebug("dtnode.onKeypress(" + event.type + "): dtnode:" + this + ", charCode:" + event.charCode + ", keyCode: " + event.keyCode + ", which: " + event.which);
+	},
+
+	_onFocus: function(event) {
+		// Handles blur and focus events.
+//      this.tree.logDebug("dtnode._onFocus(%o): %o", event, this);
+		var opts = this.tree.options;
+		if ( event.type == "blur" || event.type == "focusout" ) {
+			if ( opts.onBlur ){
+				opts.onBlur.call(this.tree, this);
+			}
+			if( this.tree.tnFocused ){
+				$(this.tree.tnFocused.span).removeClass(opts.classNames.focused);
+			}
+			this.tree.tnFocused = null;
+			if( opts.persist ){
+				$.cookie(opts.cookieId + "-focus", "", opts.cookie);
+			}
+		} else if ( event.type=="focus" || event.type=="focusin") {
+			// Fix: sometimes the blur event is not generated
+			if( this.tree.tnFocused && this.tree.tnFocused !== this ) {
+				this.tree.logDebug("dtnode.onFocus: out of sync: curFocus: %o", this.tree.tnFocused);
+				$(this.tree.tnFocused.span).removeClass(opts.classNames.focused);
+			}
+			this.tree.tnFocused = this;
+			if ( opts.onFocus ){
+				opts.onFocus.call(this.tree, this);
+			}
+			$(this.tree.tnFocused.span).addClass(opts.classNames.focused);
+			if( opts.persist ){
+				$.cookie(opts.cookieId + "-focus", this.data.key, opts.cookie);
+			}
+		}
+		// TODO: return anything?
+//      return false;
+	},
+
+	visit: function(fn, includeSelf) {
+		// Call fn(node) for all child nodes. Stop iteration, if fn() returns false.
+		var res = true;
+		if( includeSelf === true ) {
+			res = fn(this);
+			if( res === false || res === "skip" ){
+				return res;
+			}
+		}
+		if(this.childList){
+			for(var i=0, l=this.childList.length; i<l; i++){
+				res = this.childList[i].visit(fn, true);
+				if( res === false ){
+					break;
+				}
+			}
+		}
+		return res;
+	},
+
+	visitParents: function(fn, includeSelf) {
+		// Visit parent nodes (bottom up)
+		if(includeSelf && fn(this) === false){
+			return false;
+		}
+		var p = this.parent;
+		while( p ) {
+			if(fn(p) === false){
+				return false;
+			}
+			p = p.parent;
+		}
+		return true;
+	},
+
+	remove: function() {
+		// Remove this node
+//      this.tree.logDebug ("%s.remove()", this);
+		if ( this === this.tree.root ){
+			throw "Cannot remove system root";
+		}
+		return this.parent.removeChild(this);
+	},
+
+	removeChild: function(tn) {
+		// Remove tn from list of direct children.
+		var ac = this.childList;
+		if( ac.length === 1 ) {
+			if( tn !== ac[0] ){
+				throw "removeChild: invalid child";
+			}
+			return this.removeChildren();
+		}
+		if( tn === this.tree.activeNode ){
+			tn.deactivate();
+		}
+		if( this.tree.options.persist ) {
+			if( tn.bSelected ){
+				this.tree.persistence.clearSelect(tn.data.key);
+			}
+			if ( tn.bExpanded ){
+				this.tree.persistence.clearExpand(tn.data.key);
+			}
+		}
+		tn.removeChildren(true);
+		if(this.ul && tn.li	){
+//          $("li", $(this.ul)).remove(); // issue 399
+			this.ul.removeChild(tn.li); // issue 402
+		}
+		for(var i=0, l=ac.length; i<l; i++) {
+			if( ac[i] === tn ) {
+				this.childList.splice(i, 1);
+//              delete tn;  // JSLint complained
+				break;
+			}
+		}
+	},
+
+	removeChildren: function(isRecursiveCall, retainPersistence) {
+		// Remove all child nodes (more efficiently than recursive remove())
+		this.tree.logDebug("%s.removeChildren(%o)", this, isRecursiveCall);
+		var tree = this.tree;
+		var ac = this.childList;
+		if( ac ) {
+			for(var i=0, l=ac.length; i<l; i++) {
+				var tn = ac[i];
+				if ( tn === tree.activeNode && !retainPersistence ){
+					tn.deactivate();
+				}
+				if( this.tree.options.persist && !retainPersistence ) {
+					if( tn.bSelected ){
+						this.tree.persistence.clearSelect(tn.data.key);
+					}
+					if ( tn.bExpanded ){
+						this.tree.persistence.clearExpand(tn.data.key);
+					}
+				}
+				tn.removeChildren(true, retainPersistence);
+				if(this.ul && tn.li){
+//                  this.ul.removeChild(tn.li);
+					$("li", $(this.ul)).remove(); // issue 231
+				}
+//              delete tn;  JSLint complained
+			}
+			// Set to 'null' which is interpreted as 'not yet loaded' for lazy
+			// nodes
+			this.childList = null;
+		}
+		if( ! isRecursiveCall ) {
+//          this._expand(false);
+//          this.isRead = false;
+			this._isLoading = false;
+			this.render();
+		}
+	},
+
+	setTitle: function(title) {
+		this.fromDict({title: title});
+	},
+
+	reload: function(force) {
+		throw "Use reloadChildren() instead";
+	},
+
+	reloadChildren: function(callback) {
+		// Reload lazy content (expansion state is maintained).
+		if( this.parent === null ){
+			throw "Use tree.reload() instead";
+		}else if( ! this.data.isLazy ){
+			throw "node.reloadChildren() requires lazy nodes.";
+		}
+		// appendAjax triggers 'nodeLoaded' event.
+		// We listen to this, if a callback was passed to reloadChildren
+		if(callback){
+			var self = this;
+			var eventType = "nodeLoaded.dynatree." + this.tree.$tree.attr("id")
+				+ "." + this.data.key;
+			this.tree.$tree.bind(eventType, function(e, node, isOk){
+				self.tree.$tree.unbind(eventType);
+				self.tree.logDebug("loaded %o, %o, %o", e, node, isOk);
+				if(node !== self){
+					throw "got invalid load event";
+				}
+				callback.call(self.tree, node, isOk);
+			});
+		}
+		// The expansion state is maintained
+		this.removeChildren();
+		this._loadContent();
+//      if( this.bExpanded ) {
+//          // Remove children first, to prevent effects being applied
+//          this.removeChildren();
+//          // then force re-expand to trigger lazy loading
+////            this.expand(false);
+////            this.expand(true);
+//          this._loadContent();
+//      } else {
+//          this.removeChildren();
+//          this._loadContent();
+//      }
+	},
+
+	/**
+	 * Make sure the node with a given key path is available in the tree.
+	 */
+	_loadKeyPath: function(keyPath, callback) {
+		var tree = this.tree;
+		tree.logDebug("%s._loadKeyPath(%s)", this, keyPath);
+		if(keyPath === ""){
+			throw "Key path must not be empty";
+		}
+		var segList = keyPath.split(tree.options.keyPathSeparator);
+		if(segList[0] === ""){
+			throw "Key path must be relative (don't start with '/')";
+		}
+		var seg = segList.shift();
+		if(this.childList){
+			for(var i=0, l=this.childList.length; i < l; i++){
+				var child = this.childList[i];
+				if( child.data.key === seg ){
+					if(segList.length === 0) {
+						// Found the end node
+						callback.call(tree, child, "ok");
+
+					}else if(child.data.isLazy && (child.childList === null || child.childList === undefined)){
+						tree.logDebug("%s._loadKeyPath(%s) -> reloading %s...", this, keyPath, child);
+						var self = this;
+						// Note: this line gives a JSLint warning (Don't make functions within a loop)
+						/*jshint loopfunc:true */
+						child.reloadChildren(function(node, isOk){
+							// After loading, look for direct child with that key
+							if(isOk){
+								tree.logDebug("%s._loadKeyPath(%s) -> reloaded %s.", node, keyPath, node);
+								callback.call(tree, child, "loaded");
+								node._loadKeyPath(segList.join(tree.options.keyPathSeparator), callback);
+							}else{
+								tree.logWarning("%s._loadKeyPath(%s) -> reloadChildren() failed.", self, keyPath);
+								callback.call(tree, child, "error");
+							}
+						});
+						// we can ignore it, since it will only be exectuted once, the the loop is ended
+						// See also http://stackoverflow.com/questions/3037598/how-to-get-around-the-jslint-error-dont-make-functions-within-a-loop
+					} else {
+						callback.call(tree, child, "loaded");
+						// Look for direct child with that key
+						child._loadKeyPath(segList.join(tree.options.keyPathSeparator), callback);
+					}
+					return;
+				}
+			}
+		}
+		// Could not find key
+		// Callback params: child: undefined, the segment, isEndNode (segList.length === 0)
+		callback.call(tree, undefined, "notfound", seg, segList.length === 0);
+		tree.logWarning("Node not found: " + seg);
+		return;
+	},
+
+	resetLazy: function() {
+		// Discard lazy content.
+		if( this.parent === null ){
+			throw "Use tree.reload() instead";
+		}else if( ! this.data.isLazy ){
+			throw "node.resetLazy() requires lazy nodes.";
+		}
+		this.expand(false);
+		this.removeChildren();
+	},
+
+	_addChildNode: function(dtnode, beforeNode) {
+		/**
+		 * Internal function to add one single DynatreeNode as a child.
+		 *
+		 */
+		var tree = this.tree,
+			opts = tree.options,
+			pers = tree.persistence;
+
+//      tree.logDebug("%s._addChildNode(%o)", this, dtnode);
+
+		// --- Update and fix dtnode attributes if necessary
+		dtnode.parent = this;
+//      if( beforeNode && (beforeNode.parent !== this || beforeNode === dtnode ) )
+//          throw "<beforeNode> must be another child of <this>";
+
+		// --- Add dtnode as a child
+		if ( this.childList === null ) {
+			this.childList = [];
+		} else if( ! beforeNode ) {
+			// Fix 'lastsib'
+			if(this.childList.length > 0) {
+				$(this.childList[this.childList.length-1].span).removeClass(opts.classNames.lastsib);
+			}
+		}
+		if( beforeNode ) {
+			var iBefore = $.inArray(beforeNode, this.childList);
+			if( iBefore < 0 ){
+				throw "<beforeNode> must be a child of <this>";
+			}
+			this.childList.splice(iBefore, 0, dtnode);
+		} else {
+			// Append node
+			this.childList.push(dtnode);
+		}
+
+		// --- Handle persistence
+		// Initial status is read from cookies, if persistence is active and
+		// cookies are already present.
+		// Otherwise the status is read from the data attributes and then persisted.
+		var isInitializing = tree.isInitializing();
+		if( opts.persist && pers.cookiesFound && isInitializing ) {
+			// Init status from cookies
+//          tree.logDebug("init from cookie, pa=%o, dk=%o", pers.activeKey, dtnode.data.key);
+			if( pers.activeKey === dtnode.data.key ){
+				tree.activeNode = dtnode;
+			}
+			if( pers.focusedKey === dtnode.data.key ){
+				tree.focusNode = dtnode;
+			}
+			dtnode.bExpanded = ($.inArray(dtnode.data.key, pers.expandedKeyList) >= 0);
+			dtnode.bSelected = ($.inArray(dtnode.data.key, pers.selectedKeyList) >= 0);
+//          tree.logDebug("    key=%o, bSelected=%o", dtnode.data.key, dtnode.bSelected);
+		} else {
+			// Init status from data (Note: we write the cookies after the init phase)
+//          tree.logDebug("init from data");
+			if( dtnode.data.activate ) {
+				tree.activeNode = dtnode;
+				if( opts.persist ){
+					pers.activeKey = dtnode.data.key;
+				}
+			}
+			if( dtnode.data.focus ) {
+				tree.focusNode = dtnode;
+				if( opts.persist ){
+					pers.focusedKey = dtnode.data.key;
+				}
+			}
+			dtnode.bExpanded = ( dtnode.data.expand === true ); // Collapsed by default
+			if( dtnode.bExpanded && opts.persist ){
+				pers.addExpand(dtnode.data.key);
+			}
+			dtnode.bSelected = ( dtnode.data.select === true ); // Deselected by default
+/*
+			Doesn't work, cause pers.selectedKeyList may be null
+			if( dtnode.bSelected && opts.selectMode==1
+				&& pers.selectedKeyList && pers.selectedKeyList.length>0 ) {
+				tree.logWarning("Ignored multi-selection in single-mode for %o", dtnode);
+				dtnode.bSelected = false; // Fixing bad input data (multi selection for mode:1)
+			}
+*/
+			if( dtnode.bSelected && opts.persist ){
+				pers.addSelect(dtnode.data.key);
+			}
+		}
+
+		// Always expand, if it's below minExpandLevel
+//      tree.logDebug ("%s._addChildNode(%o), l=%o", this, dtnode, dtnode.getLevel());
+		if ( opts.minExpandLevel >= dtnode.getLevel() ) {
+//          tree.logDebug ("Force expand for %o", dtnode);
+			this.bExpanded = true;
+		}
+
+		// In multi-hier mode, update the parents selection state
+		// issue #82: only if not initializing, because the children may not exist yet
+//      if( !dtnode.data.isStatusNode && opts.selectMode==3 && !isInitializing )
+//          dtnode._fixSelectionState();
+
+		// In multi-hier mode, update the parents selection state
+		if( dtnode.bSelected && opts.selectMode==3 ) {
+			var p = this;
+			while( p ) {
+				if( !p.hasSubSel ){
+					p._setSubSel(true);
+				}
+				p = p.parent;
+			}
+		}
+		// render this node and the new child
+		if ( tree.bEnableUpdate ){
+			this.render();
+		}
+		return dtnode;
+	},
+
+	addChild: function(obj, beforeNode) {
+		/**
+		 * Add a node object as child.
+		 *
+		 * This should be the only place, where a DynaTreeNode is constructed!
+		 * (Except for the root node creation in the tree constructor)
+		 *
+		 * @param obj A JS object (may be recursive) or an array of those.
+		 * @param {DynaTreeNode} beforeNode (optional) sibling node.
+		 *
+		 * Data format: array of node objects, with optional 'children' attributes.
+		 * [
+		 *  { title: "t1", isFolder: true, ... }
+		 *  { title: "t2", isFolder: true, ...,
+		 *      children: [
+		 *          {title: "t2.1", ..},
+		 *          {..}
+		 *          ]
+		 *  }
+		 * ]
+		 * A simple object is also accepted instead of an array.
+		 *
+		 */
+//      this.tree.logDebug("%s.addChild(%o, %o)", this, obj, beforeNode);
+		if(typeof(obj) == "string"){
+			throw "Invalid data type for " + obj;
+		}else if( !obj || obj.length === 0 ){ // Passed null or undefined or empty array
+			return;
+		}else if( obj instanceof DynaTreeNode ){
+			return this._addChildNode(obj, beforeNode);
+		}
+
+		if( !obj.length ){ // Passed a single data object
+			obj = [ obj ];
+		}
+		var prevFlag = this.tree.enableUpdate(false);
+
+		var tnFirst = null;
+		for (var i=0, l=obj.length; i<l; i++) {
+			var data = obj[i];
+			var dtnode = this._addChildNode(new DynaTreeNode(this, this.tree, data), beforeNode);
+			if( !tnFirst ){
+				tnFirst = dtnode;
+			}
+			// Add child nodes recursively
+			if( data.children ){
+				dtnode.addChild(data.children, null);
+			}
+		}
+		this.tree.enableUpdate(prevFlag);
+		return tnFirst;
+	},
+
+	append: function(obj) {
+		this.tree.logWarning("node.append() is deprecated (use node.addChild() instead).");
+		return this.addChild(obj, null);
+	},
+
+	appendAjax: function(ajaxOptions) {
+		var self = this;
+		this.removeChildren(false, true);
+		this.setLazyNodeStatus(DTNodeStatus_Loading);
+		// Debug feature: force a delay, to simulate slow loading...
+		if(ajaxOptions.debugLazyDelay){
+			var ms = ajaxOptions.debugLazyDelay;
+			ajaxOptions.debugLazyDelay = 0;
+			this.tree.logInfo("appendAjax: waiting for debugLazyDelay " + ms);
+			setTimeout(function(){self.appendAjax(ajaxOptions);}, ms);
+			return;
+		}
+		// Ajax option inheritance: $.ajaxSetup < $.ui.dynatree.prototype.options.ajaxDefaults < tree.options.ajaxDefaults < ajaxOptions
+		var orgSuccess = ajaxOptions.success,
+			orgError = ajaxOptions.error,
+			eventType = "nodeLoaded.dynatree." + this.tree.$tree.attr("id") + "." + this.data.key;
+		var options = $.extend({}, this.tree.options.ajaxDefaults, ajaxOptions, {
+			success: function(data, textStatus, jqXHR){
+				// <this> is the request options
+//              self.tree.logDebug("appendAjax().success");
+				var prevPhase = self.tree.phase,
+					options = self.tree.options; // #473
+
+				self.tree.phase = "init";
+				// postProcess is similar to the standard dataFilter hook,
+				// but it is also called for JSONP
+				if( options.postProcess ){
+					data = options.postProcess.call(this, data, this.dataType);
+				}
+				// Process ASPX WebMethod JSON object inside "d" property
+				// http://code.google.com/p/dynatree/issues/detail?id=202
+				else if (data && data.hasOwnProperty("d")) {
+				   data = (typeof data.d) == "string" ? $.parseJSON(data.d) : data.d;
+				}
+				if(!$.isArray(data) || data.length !== 0){
+					self.addChild(data, null);
+				}
+				self.tree.phase = "postInit";
+				if( orgSuccess ){
+					orgSuccess.call(options, self, data, textStatus);
+				}
+				self.tree.logDebug("trigger " + eventType);
+				self.tree.$tree.trigger(eventType, [self, true]);
+				self.tree.phase = prevPhase;
+				// This should be the last command, so node._isLoading is true
+				// while the callbacks run
+				self.setLazyNodeStatus(DTNodeStatus_Ok);
+				if($.isArray(data) && data.length === 0){
+					// Set to [] which is interpreted as 'no children' for lazy
+					// nodes
+					self.childList = [];
+					self.render();
+				}
+				},
+			error: function(jqXHR, textStatus, errorThrown){
+				// <this> is the request options
+				self.tree.logWarning("appendAjax failed:", textStatus, ":\n", jqXHR, "\n", errorThrown);
+				if( orgError ){
+					orgError.call(options, self, jqXHR, textStatus, errorThrown);
+				}
+				self.tree.$tree.trigger(eventType, [self, false]);
+				self.setLazyNodeStatus(DTNodeStatus_Error, {info: textStatus, tooltip: "" + errorThrown});
+				}
+		});
+		$.ajax(options);
+	},
+
+	move: function(targetNode, mode) {
+		/**Move this node to targetNode.
+		 *  mode 'child': append this node as last child of targetNode.
+		 *                This is the default. To be compatble with the D'n'd
+		 *                hitMode, we also accept 'over'.
+		 *  mode 'before': add this node as sibling before targetNode.
+		 *  mode 'after': add this node as sibling after targetNode.
+		 */
+		var pos;
+		if(this === targetNode){
+			return;
+		}
+		if( !this.parent  ){
+			throw "Cannot move system root";
+		}
+		if(mode === undefined || mode == "over"){
+			mode = "child";
+		}
+		var prevParent = this.parent;
+		var targetParent = (mode === "child") ? targetNode : targetNode.parent;
+		if( targetParent.isDescendantOf(this) ){
+			throw "Cannot move a node to it's own descendant";
+		}
+		// Unlink this node from current parent
+		if( this.parent.childList.length == 1 ) {
+			this.parent.childList = this.parent.data.isLazy ? [] : null;
+			this.parent.bExpanded = false;
+		} else {
+			pos = $.inArray(this, this.parent.childList);
+			if( pos < 0 ){
+				throw "Internal error";
+			}
+			this.parent.childList.splice(pos, 1);
+		}
+		// Remove from source DOM parent
+		if(this.parent.ul && this.li){
+			this.parent.ul.removeChild(this.li);
+		}
+
+		// Insert this node to target parent's child list
+		this.parent = targetParent;
+		if( targetParent.hasChildren() ) {
+			switch(mode) {
+			case "child":
+				// Append to existing target children
+				targetParent.childList.push(this);
+				break;
+			case "before":
+				// Insert this node before target node
+				pos = $.inArray(targetNode, targetParent.childList);
+				if( pos < 0 ){
+					throw "Internal error";
+				}
+				targetParent.childList.splice(pos, 0, this);
+				break;
+			case "after":
+				// Insert this node after target node
+				pos = $.inArray(targetNode, targetParent.childList);
+				if( pos < 0 ){
+					throw "Internal error";
+				}
+				targetParent.childList.splice(pos+1, 0, this);
+				break;
+			default:
+				throw "Invalid mode " + mode;
+			}
+		} else {
+			targetParent.childList = [ this ];
+		}
+		// Parent has no <ul> tag yet:
+		if( !targetParent.ul ) {
+			// This is the parent's first child: create UL tag
+			// (Hidden, because it will be
+			targetParent.ul = document.createElement("ul");
+			targetParent.ul.style.display = "none";
+			if( targetParent.li ){
+				targetParent.li.appendChild(targetParent.ul);
+			}
+		}
+		// Issue 319: Add to target DOM parent (only if node was already rendered(expanded))
+		if(this.li){
+			targetParent.ul.appendChild(this.li);
+		}
+
+		if( this.tree !== targetNode.tree ) {
+			// Fix node.tree for all source nodes
+			this.visit(function(node){
+				node.tree = targetNode.tree;
+			}, null, true);
+			throw "Not yet implemented.";
+		}
+		// TODO: fix selection state
+		// TODO: fix active state
+		if( !prevParent.isDescendantOf(targetParent)) {
+			prevParent.render();
+		}
+		if( !targetParent.isDescendantOf(prevParent) ) {
+			targetParent.render();
+		}
+//      this.tree.redraw();
+/*
+		var tree = this.tree;
+		var opts = tree.options;
+		var pers = tree.persistence;
+
+
+		// Always expand, if it's below minExpandLevel
+//      tree.logDebug ("%s._addChildNode(%o), l=%o", this, dtnode, dtnode.getLevel());
+		if ( opts.minExpandLevel >= dtnode.getLevel() ) {
+//          tree.logDebug ("Force expand for %o", dtnode);
+			this.bExpanded = true;
+		}
+
+		// In multi-hier mode, update the parents selection state
+		// issue #82: only if not initializing, because the children may not exist yet
+//      if( !dtnode.data.isStatusNode && opts.selectMode==3 && !isInitializing )
+//          dtnode._fixSelectionState();
+
+		// In multi-hier mode, update the parents selection state
+		if( dtnode.bSelected && opts.selectMode==3 ) {
+			var p = this;
+			while( p ) {
+				if( !p.hasSubSel )
+					p._setSubSel(true);
+				p = p.parent;
+			}
+		}
+		// render this node and the new child
+		if ( tree.bEnableUpdate )
+			this.render();
+
+		return dtnode;
+
+*/
+	},
+
+	// --- end of class
+	lastentry: undefined
+};
+
+/*************************************************************************
+ * class DynaTreeStatus
+ */
+
+var DynaTreeStatus = Class.create();
+
+
+DynaTreeStatus._getTreePersistData = function(cookieId, cookieOpts) {
+	// Static member: Return persistence information from cookies
+	var ts = new DynaTreeStatus(cookieId, cookieOpts);
+	ts.read();
+	return ts.toDict();
+};
+// Make available in global scope
+getDynaTreePersistData = DynaTreeStatus._getTreePersistData; // TODO: deprecated
+
+
+DynaTreeStatus.prototype = {
+	// Constructor
+	initialize: function(cookieId, cookieOpts) {
+//      this._log("DynaTreeStatus: initialize");
+		if( cookieId === undefined ){
+			cookieId = $.ui.dynatree.prototype.options.cookieId;
+		}
+		cookieOpts = $.extend({}, $.ui.dynatree.prototype.options.cookie, cookieOpts);
+
+		this.cookieId = cookieId;
+		this.cookieOpts = cookieOpts;
+		this.cookiesFound = undefined;
+		this.activeKey = null;
+		this.focusedKey = null;
+		this.expandedKeyList = null;
+		this.selectedKeyList = null;
+	},
+	// member functions
+	_log: function(msg) {
+		//  this.logDebug("_changeNodeList(%o): nodeList:%o, idx:%o", mode, nodeList, idx);
+		Array.prototype.unshift.apply(arguments, ["debug"]);
+		_log.apply(this, arguments);
+	},
+	read: function() {
+//      this._log("DynaTreeStatus: read");
+		// Read or init cookies.
+		this.cookiesFound = false;
+
+		var cookie = $.cookie(this.cookieId + "-active");
+		this.activeKey = cookie || "";
+		if( cookie ){
+			this.cookiesFound = true;
+		}
+		cookie = $.cookie(this.cookieId + "-focus");
+		this.focusedKey = cookie || "";
+		if( cookie ){
+			this.cookiesFound = true;
+		}
+		cookie = $.cookie(this.cookieId + "-expand");
+		this.expandedKeyList = cookie ? cookie.split(",") : [];
+		if( cookie ){
+			this.cookiesFound = true;
+		}
+		cookie = $.cookie(this.cookieId + "-select");
+		this.selectedKeyList = cookie ? cookie.split(",") : [];
+		if( cookie ){
+			this.cookiesFound = true;
+		}
+	},
+	write: function() {
+//      this._log("DynaTreeStatus: write");
+		$.cookie(this.cookieId + "-active", ( this.activeKey === null ) ? "" : this.activeKey, this.cookieOpts);
+		$.cookie(this.cookieId + "-focus", ( this.focusedKey === null ) ? "" : this.focusedKey, this.cookieOpts);
+		$.cookie(this.cookieId + "-expand", ( this.expandedKeyList === null ) ? "" : this.expandedKeyList.join(","), this.cookieOpts);
+		$.cookie(this.cookieId + "-select", ( this.selectedKeyList === null ) ? "" : this.selectedKeyList.join(","), this.cookieOpts);
+	},
+	addExpand: function(key) {
+//      this._log("addExpand(%o)", key);
+		if( $.inArray(key, this.expandedKeyList) < 0 ) {
+			this.expandedKeyList.push(key);
+			$.cookie(this.cookieId + "-expand", this.expandedKeyList.join(","), this.cookieOpts);
+		}
+	},
+	clearExpand: function(key) {
+//      this._log("clearExpand(%o)", key);
+		var idx = $.inArray(key, this.expandedKeyList);
+		if( idx >= 0 ) {
+			this.expandedKeyList.splice(idx, 1);
+			$.cookie(this.cookieId + "-expand", this.expandedKeyList.join(","), this.cookieOpts);
+		}
+	},
+	addSelect: function(key) {
+//      this._log("addSelect(%o)", key);
+		if( $.inArray(key, this.selectedKeyList) < 0 ) {
+			this.selectedKeyList.push(key);
+			$.cookie(this.cookieId + "-select", this.selectedKeyList.join(","), this.cookieOpts);
+		}
+	},
+	clearSelect: function(key) {
+//      this._log("clearSelect(%o)", key);
+		var idx = $.inArray(key, this.selectedKeyList);
+		if( idx >= 0 ) {
+			this.selectedKeyList.splice(idx, 1);
+			$.cookie(this.cookieId + "-select", this.selectedKeyList.join(","), this.cookieOpts);
+		}
+	},
+	isReloading: function() {
+		return this.cookiesFound === true;
+	},
+	toDict: function() {
+		return {
+			cookiesFound: this.cookiesFound,
+			activeKey: this.activeKey,
+			focusedKey: this.activeKey,
+			expandedKeyList: this.expandedKeyList,
+			selectedKeyList: this.selectedKeyList
+		};
+	},
+	// --- end of class
+	lastentry: undefined
+};
+
+
+/*************************************************************************
+ * class DynaTree
+ */
+
+var DynaTree = Class.create();
+
+// --- Static members ----------------------------------------------------------
+
+DynaTree.version = "@@Version";
+
+//--- Class members ------------------------------------------------------------
+
+DynaTree.prototype = {
+	// Constructor
+	initialize: function($widget) {
+		// instance members
+		this.phase = "init";
+		this.$widget = $widget;
+		this.options = $widget.options;
+		this.$tree = $widget.element;
+		this.timer = null;
+		// find container element
+		this.divTree = this.$tree.get(0);
+
+		_initDragAndDrop(this);
+	},
+
+	// member functions
+
+	_load: function(callback) {
+		var $widget = this.$widget;
+		var opts = this.options,
+			self = this;
+		this.bEnableUpdate = true;
+		this._nodeCount = 1;
+		this.activeNode = null;
+		this.focusNode = null;
+
+		// Some deprecation warnings to help with migration
+		if( opts.rootVisible !== undefined ){
+			this.logWarning("Option 'rootVisible' is no longer supported.");
+		}
+		if( opts.minExpandLevel < 1 ) {
+			this.logWarning("Option 'minExpandLevel' must be >= 1.");
+			opts.minExpandLevel = 1;
+		}
+//      _log("warn", "jQuery.support.boxModel " + jQuery.support.boxModel);
+
+		// If a 'options.classNames' dictionary was passed, still use defaults
+		// for undefined classes:
+		if( opts.classNames !== $.ui.dynatree.prototype.options.classNames ) {
+			opts.classNames = $.extend({}, $.ui.dynatree.prototype.options.classNames, opts.classNames);
+		}
+		if( opts.ajaxDefaults !== $.ui.dynatree.prototype.options.ajaxDefaults ) {
+			opts.ajaxDefaults = $.extend({}, $.ui.dynatree.prototype.options.ajaxDefaults, opts.ajaxDefaults);
+		}
+		if( opts.dnd !== $.ui.dynatree.prototype.options.dnd ) {
+			opts.dnd = $.extend({}, $.ui.dynatree.prototype.options.dnd, opts.dnd);
+		}
+		// Guess skin path, if not specified
+		if(!opts.imagePath) {
+			$("script").each( function () {
+				var _rexDtLibName = /.*dynatree[^\/]*\.js$/i;
+				if( this.src.search(_rexDtLibName) >= 0 ) {
+					if( this.src.indexOf("/")>=0 ){ // issue #47
+						opts.imagePath = this.src.slice(0, this.src.lastIndexOf("/")) + "/skin/";
+					}else{
+						opts.imagePath = "skin/";
+					}
+					self.logDebug("Guessing imagePath from '%s': '%s'", this.src, opts.imagePath);
+					return false; // first match
+				}
+			});
+		}
+
+		this.persistence = new DynaTreeStatus(opts.cookieId, opts.cookie);
+		if( opts.persist ) {
+			if( !$.cookie ){
+				_log("warn", "Please include jquery.cookie.js to use persistence.");
+			}
+			this.persistence.read();
+		}
+		this.logDebug("DynaTree.persistence: %o", this.persistence.toDict());
+
+		// Cached tag strings
+		this.cache = {
+			tagEmpty: "<span class='" + opts.classNames.empty + "'></span>",
+			tagVline: "<span class='" + opts.classNames.vline + "'></span>",
+			tagExpander: "<span class='" + opts.classNames.expander + "'></span>",
+			tagConnector: "<span class='" + opts.classNames.connector + "'></span>",
+			tagNodeIcon: "<span class='" + opts.classNames.nodeIcon + "'></span>",
+			tagCheckbox: "<span class='" + opts.classNames.checkbox + "'></span>",
+			lastentry: undefined
+		};
+
+		// Clear container, in case it contained some 'waiting' or 'error' text
+		// for clients that don't support JS.
+		// We don't do this however, if we try to load from an embedded UL element.
+		if( opts.children || (opts.initAjax && opts.initAjax.url) || opts.initId ){
+			$(this.divTree).empty();
+		}
+		var $ulInitialize = this.$tree.find(">ul:first").hide();
+
+		// Create the root element
+		this.tnRoot = new DynaTreeNode(null, this, {});
+		this.tnRoot.bExpanded = true;
+		this.tnRoot.render();
+		this.divTree.appendChild(this.tnRoot.ul);
+
+		var root = this.tnRoot,
+			isReloading = ( opts.persist && this.persistence.isReloading() ),
+			isLazy = false,
+			prevFlag = this.enableUpdate(false);
+
+		this.logDebug("Dynatree._load(): read tree structure...");
+
+		// Init tree structure
+		if( opts.children ) {
+			// Read structure from node array
+			root.addChild(opts.children);
+
+		} else if( opts.initAjax && opts.initAjax.url ) {
+			// Init tree from AJAX request
+			isLazy = true;
+			root.data.isLazy = true;
+			this._reloadAjax(callback);
+
+		} else if( opts.initId ) {
+			// Init tree from another UL element
+			this._createFromTag(root, $("#"+opts.initId));
+
+		} else {
+			// Init tree from the first UL element inside the container <div>
+//          var $ul = this.$tree.find(">ul:first").hide();
+			this._createFromTag(root, $ulInitialize);
+			$ulInitialize.remove();
+		}
+
+		this._checkConsistency();
+		// Fix part-sel flags
+		if(!isLazy && opts.selectMode == 3){
+			root._updatePartSelectionState();
+		}
+		// Render html markup
+		this.logDebug("Dynatree._load(): render nodes...");
+		this.enableUpdate(prevFlag);
+
+		// bind event handlers
+		this.logDebug("Dynatree._load(): bind events...");
+		this.$widget.bind();
+
+		// --- Post-load processing
+		this.logDebug("Dynatree._load(): postInit...");
+		this.phase = "postInit";
+
+		// In persist mode, make sure that cookies are written, even if they are empty
+		if( opts.persist ) {
+			this.persistence.write();
+		}
+		// Set focus, if possible (this will also fire an event and write a cookie)
+		if( this.focusNode && this.focusNode.isVisible() ) {
+			this.logDebug("Focus on init: %o", this.focusNode);
+			this.focusNode.focus();
+		}
+		if( !isLazy ) {
+			if( opts.onPostInit ) {
+				opts.onPostInit.call(this, isReloading, false);
+			}
+			if( callback ){
+				callback.call(this, "ok");
+			}
+		}
+		this.phase = "idle";
+	},
+
+	_reloadAjax: function(callback) {
+		// Reload
+		var opts = this.options;
+		if( ! opts.initAjax || ! opts.initAjax.url ){
+			throw "tree.reload() requires 'initAjax' mode.";
+		}
+		var pers = this.persistence;
+		var ajaxOpts = $.extend({}, opts.initAjax);
+		// Append cookie info to the request
+//      this.logDebug("reloadAjax: key=%o, an.key:%o", pers.activeKey, this.activeNode?this.activeNode.data.key:"?");
+		if( ajaxOpts.addActiveKey ){
+			ajaxOpts.data.activeKey = pers.activeKey;
+		}
+		if( ajaxOpts.addFocusedKey ){
+			ajaxOpts.data.focusedKey = pers.focusedKey;
+		}
+		if( ajaxOpts.addExpandedKeyList ){
+			ajaxOpts.data.expandedKeyList = pers.expandedKeyList.join(",");
+		}
+		if( ajaxOpts.addSelectedKeyList ){
+			ajaxOpts.data.selectedKeyList = pers.selectedKeyList.join(",");
+		}
+		// Set up onPostInit callback to be called when Ajax returns
+		if( ajaxOpts.success ){
+			this.logWarning("initAjax: success callback is ignored; use onPostInit instead.");
+		}
+		if( ajaxOpts.error ){
+			this.logWarning("initAjax: error callback is ignored; use onPostInit instead.");
+		}
+		var isReloading = pers.isReloading();
+		ajaxOpts.success = function(dtnode, data, textStatus) {
+			if(opts.selectMode == 3){
+				dtnode.tree.tnRoot._updatePartSelectionState();
+			}
+			if(opts.onPostInit){
+				opts.onPostInit.call(dtnode.tree, isReloading, false);
+			}
+			if(callback){
+				callback.call(dtnode.tree, "ok");
+			}
+		};
+		ajaxOpts.error = function(dtnode, XMLHttpRequest, textStatus, errorThrown) {
+			if(opts.onPostInit){
+				opts.onPostInit.call(dtnode.tree, isReloading, true, XMLHttpRequest, textStatus, errorThrown);
+			}
+			if(callback){
+				callback.call(dtnode.tree, "error", XMLHttpRequest, textStatus, errorThrown);
+			}
+		};
+//      }
+		this.logDebug("Dynatree._init(): send Ajax request...");
+		this.tnRoot.appendAjax(ajaxOpts);
+	},
+
+	toString: function() {
+		return "Dynatree '" + this.$tree.attr("id") + "'";
+	},
+
+	toDict: function(includeRoot) {
+		var dict = this.tnRoot.toDict(true);
+		return includeRoot ? dict : dict.children;
+	},
+
+	serializeArray: function(stopOnParents) {
+		// Return a JavaScript array of objects, ready to be encoded as a JSON
+		// string for selected nodes
+		var nodeList = this.getSelectedNodes(stopOnParents),
+			name = this.$tree.attr("name") || this.$tree.attr("id"),
+			arr = [];
+		for(var i=0, l=nodeList.length; i<l; i++){
+			arr.push({name: name, value: nodeList[i].data.key});
+		}
+		return arr;
+	},
+
+	getPersistData: function() {
+		return this.persistence.toDict();
+	},
+
+	logDebug: function(msg) {
+		if( this.options.debugLevel >= 2 ) {
+			Array.prototype.unshift.apply(arguments, ["debug"]);
+			_log.apply(this, arguments);
+		}
+	},
+
+	logInfo: function(msg) {
+		if( this.options.debugLevel >= 1 ) {
+			Array.prototype.unshift.apply(arguments, ["info"]);
+			_log.apply(this, arguments);
+		}
+	},
+
+	logWarning: function(msg) {
+		Array.prototype.unshift.apply(arguments, ["warn"]);
+		_log.apply(this, arguments);
+	},
+
+	isInitializing: function() {
+		return ( this.phase=="init" || this.phase=="postInit" );
+	},
+	isReloading: function() {
+		return ( this.phase=="init" || this.phase=="postInit" ) && this.options.persist && this.persistence.cookiesFound;
+	},
+	isUserEvent: function() {
+		return ( this.phase=="userEvent" );
+	},
+
+	redraw: function() {
+//      this.logDebug("dynatree.redraw()...");
+		this.tnRoot.render(false, false);
+//      this.logDebug("dynatree.redraw() done.");
+	},
+	renderInvisibleNodes: function() {
+		this.tnRoot.render(false, true);
+	},
+	reload: function(callback) {
+		this._load(callback);
+	},
+
+	getRoot: function() {
+		return this.tnRoot;
+	},
+
+	enable: function() {
+		this.$widget.enable();
+	},
+
+	disable: function() {
+		this.$widget.disable();
+	},
+
+	getNodeByKey: function(key) {
+		// Search the DOM by element ID (assuming this is faster than traversing all nodes).
+		// $("#...") has problems, if the key contains '.', so we use getElementById()
+		var el = document.getElementById(this.options.idPrefix + key);
+		if( el ){
+			return el.dtnode ? el.dtnode : null;
+		}
+		// Not found in the DOM, but still may be in an unrendered part of tree
+		var match = null;
+		this.visit(function(node){
+//          window.console.log("%s", node);
+			if(node.data.key === key) {
+				match = node;
+				return false;
+			}
+		}, true);
+		return match;
+	},
+
+	getActiveNode: function() {
+		return this.activeNode;
+	},
+
+	reactivate: function(setFocus) {
+		// Re-fire onQueryActivate and onActivate events.
+		var node = this.activeNode;
+//      this.logDebug("reactivate %o", node);
+		if( node ) {
+			this.activeNode = null; // Force re-activating
+			node.activate();
+			if( setFocus ){
+				node.focus();
+			}
+		}
+	},
+
+	getSelectedNodes: function(stopOnParents) {
+		var nodeList = [];
+		this.tnRoot.visit(function(node){
+			if( node.bSelected ) {
+				nodeList.push(node);
+				if( stopOnParents === true ){
+					return "skip"; // stop processing this branch
+				}
+			}
+		});
+		return nodeList;
+	},
+
+	activateKey: function(key) {
+		var dtnode = (key === null) ? null : this.getNodeByKey(key);
+		if( !dtnode ) {
+			if( this.activeNode ){
+				this.activeNode.deactivate();
+			}
+			this.activeNode = null;
+			return null;
+		}
+		dtnode.focus();
+		dtnode.activate();
+		return dtnode;
+	},
+
+	loadKeyPath: function(keyPath, callback) {
+		var segList = keyPath.split(this.options.keyPathSeparator);
+		// Remove leading '/'
+		if(segList[0] === ""){
+			segList.shift();
+		}
+		// Remove leading system root key
+		if(segList[0] == this.tnRoot.data.key){
+			this.logDebug("Removed leading root key.");
+			segList.shift();
+		}
+		keyPath = segList.join(this.options.keyPathSeparator);
+		return this.tnRoot._loadKeyPath(keyPath, callback);
+	},
+
+	selectKey: function(key, select) {
+		var dtnode = this.getNodeByKey(key);
+		if( !dtnode ){
+			return null;
+		}
+		dtnode.select(select);
+		return dtnode;
+	},
+
+	enableUpdate: function(bEnable) {
+		if ( this.bEnableUpdate==bEnable ){
+			return bEnable;
+		}
+		this.bEnableUpdate = bEnable;
+		if ( bEnable ){
+			this.redraw();
+		}
+		return !bEnable; // return previous value
+	},
+
+	count: function() {
+		return this.tnRoot.countChildren();
+	},
+
+	visit: function(fn, includeRoot) {
+		return this.tnRoot.visit(fn, includeRoot);
+	},
+
+	_createFromTag: function(parentTreeNode, $ulParent) {
+		// Convert a <UL>...</UL> list into children of the parent tree node.
+		var self = this;
+/*
+TODO: better?
+		this.$lis = $("li:has(a[href])", this.element);
+		this.$tabs = this.$lis.map(function() { return $("a", this)[0]; });
+ */
+		$ulParent.find(">li").each(function() {
+			var $li = $(this),
+				$liSpan = $li.find(">span:first"),
+				$liA = $li.find(">a:first"),
+				title,
+				href = null,
+				target = null,
+				tooltip;
+			if( $liSpan.length ) {
+				// If a <li><span> tag is specified, use it literally.
+				title = $liSpan.html();
+			} else if( $liA.length ) {
+				title = $liA.html();
+				href = $liA.attr("href");
+				target = $liA.attr("target");
+				tooltip = $liA.attr("title");
+			} else {
+				// If only a <li> tag is specified, use the trimmed string up to
+				// the next child <ul> tag.
+				title = $li.html();
+				var iPos = title.search(/<ul/i);
+				if( iPos >= 0 ){
+					title = $.trim(title.substring(0, iPos));
+				}else{
+					title = $.trim(title);
+				}
+//              self.logDebug("%o", title);
+			}
+			// Parse node options from ID, title and class attributes
+			var data = {
+				title: title,
+				tooltip: tooltip,
+				isFolder: $li.hasClass("folder"),
+				isLazy: $li.hasClass("lazy"),
+				expand: $li.hasClass("expanded"),
+				select: $li.hasClass("selected"),
+				activate: $li.hasClass("active"),
+				focus: $li.hasClass("focused"),
+				noLink: $li.hasClass("noLink")
+			};
+			if( href ){
+				data.href = href;
+				data.target = target;
+			}
+			if( $li.attr("title") ){
+				data.tooltip = $li.attr("title"); // overrides <a title='...'>
+			}
+			if( $li.attr("id") ){
+				data.key = "" + $li.attr("id");
+			}
+			// If a data attribute is present, evaluate as a JavaScript object
+			if( $li.attr("data") ) {
+				var dataAttr = $.trim($li.attr("data"));
+				if( dataAttr ) {
+					if( dataAttr.charAt(0) != "{" ){
+						dataAttr = "{" + dataAttr + "}";
+					}
+					try {
+						$.extend(data, eval("(" + dataAttr + ")"));
+					} catch(e) {
+						throw ("Error parsing node data: " + e + "\ndata:\n'" + dataAttr + "'");
+					}
+				}
+			}
+			var childNode = parentTreeNode.addChild(data);
+			// Recursive reading of child nodes, if LI tag contains an UL tag
+			var $ul = $li.find(">ul:first");
+			if( $ul.length ) {
+				self._createFromTag(childNode, $ul); // must use 'self', because 'this' is the each() context
+			}
+		});
+	},
+
+	_checkConsistency: function() {
+//      this.logDebug("tree._checkConsistency() NOT IMPLEMENTED - %o", this);
+	},
+
+	_setDndStatus: function(sourceNode, targetNode, helper, hitMode, accept) {
+		// hitMode: 'after', 'before', 'over', 'out', 'start', 'stop'
+		var $source = sourceNode ? $(sourceNode.span) : null,
+			$target = $(targetNode.span),
+			posOpts,
+			markerOffsetX = 0,
+			markerAt = "center";
+
+		if( !this.$dndMarker ) {
+			this.$dndMarker = $("<div id='dynatree-drop-marker'></div>")
+				.hide()
+				.css({"z-index": 1000})
+				.prependTo($(this.divTree).parent());
+
+//          logMsg("Creating marker: %o", this.$dndMarker);
+		}
+/*
+		if(hitMode === "start"){
+		}
+		if(hitMode === "stop"){
+//          sourceNode.removeClass("dynatree-drop-target");
+		}
+*/
+		if(hitMode === "after" || hitMode === "before" || hitMode === "over"){
+//          $source && $source.addClass("dynatree-drag-source");
+//          $target.addClass("dynatree-drop-target");
+
+			switch(hitMode){
+			case "before":
+				this.$dndMarker.removeClass("dynatree-drop-after dynatree-drop-over");
+				this.$dndMarker.addClass("dynatree-drop-before");
+				markerAt = "top";
+				break;
+			case "after":
+				this.$dndMarker.removeClass("dynatree-drop-before dynatree-drop-over");
+				this.$dndMarker.addClass("dynatree-drop-after");
+				markerAt = "bottom";
+				break;
+			default:
+				this.$dndMarker.removeClass("dynatree-drop-after dynatree-drop-before");
+				this.$dndMarker.addClass("dynatree-drop-over");
+				$target.addClass("dynatree-drop-target");
+				markerOffsetX = 8;
+			}
+//          logMsg("Creating marker: %o", this.$dndMarker);
+//          logMsg("    $target.offset=%o", $target);
+//          logMsg("    pos/$target.offset=%o", pos);
+//          logMsg("    $target.position=%o", $target.position());
+//          logMsg("    $target.offsetParent=%o, ot:%o", $target.offsetParent(), $target.offsetParent().offset());
+//          logMsg("    $(this.divTree).offset=%o", $(this.divTree).offset());
+//          logMsg("    $(this.divTree).parent=%o", $(this.divTree).parent());
+//          var pos = $target.offset();
+//          var parentPos = $target.offsetParent().offset();
+//          var bodyPos = $target.offsetParent().offset();
+
+			if( jquerySupports.positionMyOfs ){
+				posOpts = {
+					my: "left" + offsetString(markerOffsetX) + " center",
+					at: "left " + markerAt,
+					of: $target
+				};
+			} else {
+				posOpts = {
+					my: "left center",
+					at: "left " + markerAt,
+					of: $target,
+					offset: "" + markerOffsetX + " 0"
+				};
+			}
+			this.$dndMarker
+				.show()
+				.position(posOpts);
+
+//          helper.addClass("dynatree-drop-hover");
+		} else {
+//          $source && $source.removeClass("dynatree-drag-source");
+			$target.removeClass("dynatree-drop-target");
+			this.$dndMarker.hide();
+//          helper.removeClass("dynatree-drop-hover");
+		}
+		if(hitMode === "after"){
+			$target.addClass("dynatree-drop-after");
+		} else {
+			$target.removeClass("dynatree-drop-after");
+		}
+		if(hitMode === "before"){
+			$target.addClass("dynatree-drop-before");
+		} else {
+			$target.removeClass("dynatree-drop-before");
+		}
+		if(accept === true){
+			if($source){
+				$source.addClass("dynatree-drop-accept");
+			}
+			$target.addClass("dynatree-drop-accept");
+			helper.addClass("dynatree-drop-accept");
+		}else{
+			if($source){
+				$source.removeClass("dynatree-drop-accept");
+			}
+			$target.removeClass("dynatree-drop-accept");
+			helper.removeClass("dynatree-drop-accept");
+		}
+		if(accept === false){
+			if($source){
+				$source.addClass("dynatree-drop-reject");
+			}
+			$target.addClass("dynatree-drop-reject");
+			helper.addClass("dynatree-drop-reject");
+		}else{
+			if($source){
+				$source.removeClass("dynatree-drop-reject");
+			}
+			$target.removeClass("dynatree-drop-reject");
+			helper.removeClass("dynatree-drop-reject");
+		}
+	},
+
+	_onDragEvent: function(eventName, node, otherNode, event, ui, draggable) {
+		/**
+		 * Handles drag'n'drop functionality.
+		 *
+		 * A standard jQuery drag-and-drop process may generate these calls:
+		 *
+		 * draggable helper():
+		 *     _onDragEvent("helper", sourceNode, null, event, null, null);
+		 * start:
+		 *     _onDragEvent("start", sourceNode, null, event, ui, draggable);
+		 * drag:
+		 *     _onDragEvent("leave", prevTargetNode, sourceNode, event, ui, draggable);
+		 *     _onDragEvent("over", targetNode, sourceNode, event, ui, draggable);
+		 *     _onDragEvent("enter", targetNode, sourceNode, event, ui, draggable);
+		 * stop:
+		 *     _onDragEvent("drop", targetNode, sourceNode, event, ui, draggable);
+		 *     _onDragEvent("leave", targetNode, sourceNode, event, ui, draggable);
+		 *     _onDragEvent("stop", sourceNode, null, event, ui, draggable);
+		 */
+		var hitMode, enterResponse, r,
+			dnd = this.options.dnd,
+			res = null,
+			nodeTag = $(node.span);
+
+		switch (eventName) {
+		case "helper":
+			// Only event and node argument is available
+			var $helper = $("<div class='dynatree-drag-helper'><span class='dynatree-drag-helper-img' /></div>")
+					// .append($(event.target).closest(".dynatree-title").clone());
+					.append(nodeTag.find(".dynatree-title").clone());
+			// issue 244: helper should be child of scrollParent
+			$("ul.dynatree-container", node.tree.divTree).append($helper);
+//          $(node.tree.divTree).append($helper);
+			// Attach node reference to helper object
+			$helper.data("dtSourceNode", node);
+			res = $helper;
+			break;
+		case "start":
+			if(node.isStatusNode()) {
+				res = false;
+			} else if(dnd.onDragStart) {
+				res = dnd.onDragStart(node);
+			}
+			if(res === false) {
+				this.logDebug("tree.onDragStart() cancelled");
+				//draggable._clear();
+				// NOTE: the return value seems to be ignored (drag is not canceled, when false is returned)
+				ui.helper.trigger("mouseup");
+				ui.helper.hide();
+			} else {
+				nodeTag.addClass("dynatree-drag-source");
+			}
+			break;
+		case "enter":
+			r = dnd.onDragEnter ? dnd.onDragEnter(node, otherNode, ui, draggable) : null;
+			if(!r){
+				// convert null, undefined, false to false
+				res = false;
+			}else if ( $.isArray(r) ) {
+				res = {
+					over: ($.inArray("over", r) >= 0),
+					before: ($.inArray("before", r) >= 0),
+					after: ($.inArray("after", r) >= 0)
+				};
+			}else{
+				res = {
+					over: ((r === true) || (r === "over")),
+					before: ((r === true) || (r === "before")),
+					after: ((r === true) || (r === "after"))
+				};
+			}
+			ui.helper.data("enterResponse", res);
+//            this.logDebug("helper.enterResponse: %o", res);
+			break;
+		case "over":
+			enterResponse = ui.helper.data("enterResponse");
+			hitMode = null;
+			if(enterResponse === false){
+				// Don't call onDragOver if onEnter returned false.
+				// issue 332
+//              break;
+			} else if(typeof enterResponse === "string") {
+				// Use hitMode from onEnter if provided.
+				hitMode = enterResponse;
+			} else {
+				// Calculate hitMode from relative cursor position.
+				var nodeOfs = nodeTag.offset();
+				var relPos = { x: event.pageX - nodeOfs.left,
+							   y: event.pageY - nodeOfs.top };
+				var relPos2 = { x: relPos.x / nodeTag.width(),
+								y: relPos.y / nodeTag.height() };
+
+				if( enterResponse.after && relPos2.y > 0.75 ){
+					hitMode = "after";
+				} else if(!enterResponse.over && enterResponse.after && relPos2.y > 0.5 ){
+					hitMode = "after";
+				} else if(enterResponse.before && relPos2.y <= 0.25) {
+					hitMode = "before";
+				} else if(!enterResponse.over && enterResponse.before && relPos2.y <= 0.5) {
+					hitMode = "before";
+				} else if(enterResponse.over) {
+					hitMode = "over";
+				}
+				// Prevent no-ops like 'before source node'
+				// TODO: these are no-ops when moving nodes, but not in copy mode
+				if( dnd.preventVoidMoves ){
+					if(node === otherNode){
+						hitMode = null;
+					}else if(hitMode === "before" && otherNode && node === otherNode.getNextSibling()){
+						hitMode = null;
+					}else if(hitMode === "after" && otherNode && node === otherNode.getPrevSibling()){
+						hitMode = null;
+					}else if(hitMode === "over" && otherNode
+							&& otherNode.parent === node && otherNode.isLastSibling() ){
+						hitMode = null;
+					}
+				}
+//              this.logDebug("hitMode: %s - %s - %s", hitMode, (node.parent === otherNode), node.isLastSibling());
+				ui.helper.data("hitMode", hitMode);
+			}
+			// Auto-expand node (only when 'over' the node, not 'before', or 'after')
+			if(hitMode === "over"
+				&& dnd.autoExpandMS && node.hasChildren() !== false && !node.bExpanded) {
+				node.scheduleAction("expand", dnd.autoExpandMS);
+			}
+			if(hitMode && dnd.onDragOver){
+				res = dnd.onDragOver(node, otherNode, hitMode, ui, draggable);
+				if(res === "over" || res === "before" || res === "after") {
+					hitMode = res;
+				}
+			}
+			// issue 332
+//          this._setDndStatus(otherNode, node, ui.helper, hitMode, res!==false);
+			this._setDndStatus(otherNode, node, ui.helper, hitMode, res!==false && hitMode !== null);
+			break;
+		case "drop":
+			// issue 286: don't trigger onDrop, if DnD status is 'reject'
+			var isForbidden = ui.helper.hasClass("dynatree-drop-reject");
+			hitMode = ui.helper.data("hitMode");
+			if(hitMode && dnd.onDrop && !isForbidden){
+				dnd.onDrop(node, otherNode, hitMode, ui, draggable);
+			}
+			break;
+		case "leave":
+			// Cancel pending expand request
+			node.scheduleAction("cancel");
+			ui.helper.data("enterResponse", null);
+			ui.helper.data("hitMode", null);
+			this._setDndStatus(otherNode, node, ui.helper, "out", undefined);
+			if(dnd.onDragLeave){
+				dnd.onDragLeave(node, otherNode, ui, draggable);
+			}
+			break;
+		case "stop":
+			nodeTag.removeClass("dynatree-drag-source");
+			if(dnd.onDragStop){
+				dnd.onDragStop(node);
+			}
+			break;
+		default:
+			throw "Unsupported drag event: " + eventName;
+		}
+		return res;
+	},
+
+	cancelDrag: function() {
+		 var dd = $.ui.ddmanager.current;
+		 if(dd){
+			 dd.cancel();
+		 }
+	},
+
+	// --- end of class
+	lastentry: undefined
+};
+
+/*************************************************************************
+ * Widget $(..).dynatree
+ */
+
+$.widget("ui.dynatree", {
+/*
+	init: function() {
+		// ui.core 1.6 renamed init() to _init(): this stub assures backward compatibility
+		_log("warn", "ui.dynatree.init() was called; you should upgrade to jquery.ui.core.js v1.8 or higher.");
+		return this._init();
+	},
+ */
+	_init: function() {
+//      if( parseFloat($.ui.version) < 1.8 ) {
+		if(versionCompare($.ui.version, "1.8") < 0){
+			// jquery.ui.core 1.8 renamed _init() to _create(): this stub assures backward compatibility
+			if(this.options.debugLevel >= 0){
+				_log("warn", "ui.dynatree._init() was called; you should upgrade to jquery.ui.core.js v1.8 or higher.");
+			}
+			return this._create();
+		}
+		// jquery.ui.core 1.8 still uses _init() to perform "default functionality"
+		if(this.options.debugLevel >= 2){
+			_log("debug", "ui.dynatree._init() was called; no current default functionality.");
+		}
+	},
+
+	_create: function() {
+		var opts = this.options;
+		if(opts.debugLevel >= 1){
+			logMsg("Dynatree._create(): version='%s', debugLevel=%o.", $.ui.dynatree.version, this.options.debugLevel);
+		}
+		// The widget framework supplies this.element and this.options.
+		this.options.event += ".dynatree"; // namespace event
+
+		var divTree = this.element.get(0);
+/*      // Clear container, in case it contained some 'waiting' or 'error' text
+		// for clients that don't support JS
+		if( opts.children || (opts.initAjax && opts.initAjax.url) || opts.initId )
+			$(divTree).empty();
+*/
+		// Create the DynaTree object
+		this.tree = new DynaTree(this);
+		this.tree._load();
+		this.tree.logDebug("Dynatree._init(): done.");
+	},
+
+	bind: function() {
+		// Prevent duplicate binding
+		this.unbind();
+
+		var eventNames = "click.dynatree dblclick.dynatree";
+		if( this.options.keyboard ){
+			// Note: leading ' '!
+			eventNames += " keypress.dynatree keydown.dynatree";
+		}
+		this.element.bind(eventNames, function(event){
+			var dtnode = $.ui.dynatree.getNode(event.target);
+			if( !dtnode ){
+				return true;  // Allow bubbling of other events
+			}
+			var tree = dtnode.tree;
+			var o = tree.options;
+			tree.logDebug("event(%s): dtnode: %s", event.type, dtnode);
+			var prevPhase = tree.phase;
+			tree.phase = "userEvent";
+			try {
+				switch(event.type) {
+				case "click":
+					return ( o.onClick && o.onClick.call(tree, dtnode, event)===false ) ? false : dtnode._onClick(event);
+				case "dblclick":
+					return ( o.onDblClick && o.onDblClick.call(tree, dtnode, event)===false ) ? false : dtnode._onDblClick(event);
+				case "keydown":
+					return ( o.onKeydown && o.onKeydown.call(tree, dtnode, event)===false ) ? false : dtnode._onKeydown(event);
+				case "keypress":
+					return ( o.onKeypress && o.onKeypress.call(tree, dtnode, event)===false ) ? false : dtnode._onKeypress(event);
+				}
+			} catch(e) {
+				var _ = null; // issue 117
+				tree.logWarning("bind(%o): dtnode: %o, error: %o", event, dtnode, e);
+			} finally {
+				tree.phase = prevPhase;
+			}
+		});
+
+		// focus/blur don't bubble, i.e. are not delegated to parent <div> tags,
+		// so we use the addEventListener capturing phase.
+		// See http://www.howtocreate.co.uk/tutorials/javascript/domevents
+		function __focusHandler(event) {
+			// Handles blur and focus.
+			// Fix event for IE:
+			// doesn't pass JSLint:
+//          event = arguments[0] = $.event.fix( event || window.event );
+			// what jQuery does:
+//          var args = jQuery.makeArray( arguments );
+//          event = args[0] = jQuery.event.fix( event || window.event );
+			event = $.event.fix( event || window.event );
+			var dtnode = $.ui.dynatree.getNode(event.target);
+			return dtnode ? dtnode._onFocus(event) : false;
+		}
+		var div = this.tree.divTree;
+
+		if( div.addEventListener ) {
+			div.addEventListener("focus", __focusHandler, true);
+			div.addEventListener("blur", __focusHandler, true);
+		} else {
+			div.onfocusin = div.onfocusout = __focusHandler;
+		}
+		// EVENTS
+		// disable click if event is configured to something else
+//      if (!(/^click/).test(o.event))
+//          this.$tabs.bind("click.tabs", function() { return false; });
+
+	},
+
+	unbind: function() {
+		this.element.unbind(".dynatree");
+	},
+
+/* TODO: we could handle option changes during runtime here (maybe to re-render, ...)
+	setData: function(key, value) {
+		this.tree.logDebug("dynatree.setData('" + key + "', '" + value + "')");
+	},
+*/
+	enable: function() {
+		this.bind();
+		// Call default disable(): remove -disabled from css:
+		$.Widget.prototype.enable.apply(this, arguments);
+	},
+
+	disable: function() {
+		this.unbind();
+		// Call default disable(): add -disabled to css:
+		$.Widget.prototype.disable.apply(this, arguments);
+	},
+
+	// --- getter methods (i.e. NOT returning a reference to $)
+	getTree: function() {
+		return this.tree;
+	},
+
+	getRoot: function() {
+		return this.tree.getRoot();
+	},
+
+	getActiveNode: function() {
+		return this.tree.getActiveNode();
+	},
+
+	getSelectedNodes: function() {
+		return this.tree.getSelectedNodes();
+	},
+
+	// ------------------------------------------------------------------------
+	lastentry: undefined
+});
+
+
+// The following methods return a value (thus breaking the jQuery call chain):
+if(versionCompare($.ui.version, "1.8") < 0){
+	$.ui.dynatree.getter = "getTree getRoot getActiveNode getSelectedNodes";
+}
+
+/*******************************************************************************
+ * Tools in ui.dynatree namespace
+ */
+$.extend($.ui.dynatree, {
+	/** @type {String} */
+	version: "1.2.8",
+	/** @type {String} */
+	buildType: "release",
+	/** Expose class object as $.ui.dynatree._DynaTreeClass */
+	_DynaTreeClass: DynaTree,
+	/** Expose class object as $.ui.dynatree._DynaTreeNodeClass */
+	_DynaTreeNodeClass: DynaTreeNode,
+	/**
+	 * Return a DynaTreeNode object for a given DOM element
+	 */
+	getNode: function(el) {
+		if(el instanceof DynaTreeNode){
+			return el; // el already was a DynaTreeNode
+		}
+		if(el.selector !== undefined){
+			el = el[0]; // el was a jQuery object: use the DOM element
+		}
+		// TODO: for some reason $el.parents("[dtnode]") does not work (jQuery 1.6.1)
+		// maybe, because dtnode is a property, not an attribute
+		while( el ) {
+			if(el.dtnode) {
+				return el.dtnode;
+			}
+			el = el.parentNode;
+		}
+		return null;
+	},
+	/**Return persistence information from cookies.*/
+	getPersistData: DynaTreeStatus._getTreePersistData
+});
+
+
+
+/*******************************************************************************
+ * Plugin default options:
+ */
+$.ui.dynatree.prototype.options = {
+	title: "Dynatree", // Tree's name (only used for debug output)
+	minExpandLevel: 1, // 1: root node is not collapsible
+	imagePath: null, // Path to a folder containing icons. Defaults to 'skin/' subdirectory.
+	children: null, // Init tree structure from this object array.
+	initId: null, // Init tree structure from a <ul> element with this ID.
+	initAjax: null, // Ajax options used to initialize the tree strucuture.
+	autoFocus: true, // Set focus to first child, when expanding or lazy-loading.
+	keyboard: true, // Support keyboard navigation.
+	persist: false, // Persist expand-status to a cookie
+	autoCollapse: false, // Automatically collapse all siblings, when a node is expanded.
+	clickFolderMode: 3, // 1:activate, 2:expand, 3:activate and expand
+	activeVisible: true, // Make sure, active nodes are visible (expanded).
+	checkbox: false, // Show checkboxes.
+	selectMode: 2, // 1:single, 2:multi, 3:multi-hier
+	fx: null, // Animations, e.g. null or { height: "toggle", duration: 200 }
+	noLink: false, // Use <span> instead of <a> tags for all nodes
+	// Low level event handlers: onEvent(dtnode, event): return false, to stop default processing
+	onClick: null, // null: generate focus, expand, activate, select events.
+	onDblClick: null, // (No default actions.)
+	onKeydown: null, // null: generate keyboard navigation (focus, expand, activate).
+	onKeypress: null, // (No default actions.)
+	onFocus: null, // null: set focus to node.
+	onBlur: null, // null: remove focus from node.
+
+	// Pre-event handlers onQueryEvent(flag, dtnode): return false, to stop processing
+	onQueryActivate: null, // Callback(flag, dtnode) before a node is (de)activated.
+	onQuerySelect: null, // Callback(flag, dtnode) before a node is (de)selected.
+	onQueryExpand: null, // Callback(flag, dtnode) before a node is expanded/collpsed.
+
+	// High level event handlers
+	onPostInit: null, // Callback(isReloading, isError) when tree was (re)loaded.
+	onActivate: null, // Callback(dtnode) when a node is activated.
+	onDeactivate: null, // Callback(dtnode) when a node is deactivated.
+	onSelect: null, // Callback(flag, dtnode) when a node is (de)selected.
+	onExpand: null, // Callback(flag, dtnode) when a node is expanded/collapsed.
+	onLazyRead: null, // Callback(dtnode) when a lazy node is expanded for the first time.
+	onCustomRender: null, // Callback(dtnode) before a node is rendered. Return a HTML string to override.
+	onCreate: null, // Callback(dtnode, nodeSpan) after a node was rendered for the first time.
+	onRender: null, // Callback(dtnode, nodeSpan) after a node was rendered.
+				// postProcess is similar to the standard dataFilter hook,
+				// but it is also called for JSONP
+	postProcess: null, // Callback(data, dataType) before an Ajax result is passed to dynatree
+
+	// Drag'n'drop support
+	dnd: {
+		// Make tree nodes draggable:
+		onDragStart: null, // Callback(sourceNode), return true, to enable dnd
+		onDragStop: null, // Callback(sourceNode)
+//      helper: null,
+		revert: false, // true: slide helper back to source if drop is rejected
+		// Make tree nodes accept draggables
+		autoExpandMS: 1000, // Expand nodes after n milliseconds of hovering.
+		preventVoidMoves: true, // Prevent dropping nodes 'before self', etc.
+		onDragEnter: null, // Callback(targetNode, sourceNode, ui, draggable)
+		onDragOver: null, // Callback(targetNode, sourceNode, hitMode)
+		onDrop: null, // Callback(targetNode, sourceNode, hitMode, ui, draggable)
+		onDragLeave: null // Callback(targetNode, sourceNode)
+	},
+	ajaxDefaults: { // Used by initAjax option
+		cache: false, // false: Append random '_' argument to the request url to prevent caching.
+		timeout: 0, // >0: Make sure we get an ajax error for invalid URLs
+		dataType: "json" // Expect json format and pass json object to callbacks.
+	},
+	strings: {
+		loading: "Loading&#8230;",
+		loadError: "Load error!"
+	},
+	generateIds: false, // Generate id attributes like <span id='dynatree-id-KEY'>
+	idPrefix: "dynatree-id-", // Used to generate node id's like <span id="dynatree-id-<key>">.
+	keyPathSeparator: "/", // Used by node.getKeyPath() and tree.loadKeyPath().
+//    cookieId: "dynatree-cookie", // Choose a more unique name, to allow multiple trees.
+	cookieId: "dynatree", // Choose a more unique name, to allow multiple trees.
+	cookie: {
+		expires: null //7, // Days or Date; null: session cookie
+//      path: "/", // Defaults to current page
+//      domain: "jquery.com",
+//      secure: true
+	},
+	// Class names used, when rendering the HTML markup.
+	// Note:
+	// These settings only apply on initialisation.
+	// If only single entries are passed for options.classNames, all other
+	// values are still set to default.
+	classNames: {
+		container: "dynatree-container",
+		node: "dynatree-node",
+		folder: "dynatree-folder",
+//      document: "dynatree-document",
+
+		empty: "dynatree-empty",
+		vline: "dynatree-vline",
+		expander: "dynatree-expander",
+		connector: "dynatree-connector",
+		checkbox: "dynatree-checkbox",
+		radio: "dynatree-radio",
+		nodeIcon: "dynatree-icon",
+		title: "dynatree-title",
+		noConnector: "dynatree-no-connector",
+
+		nodeError: "dynatree-statusnode-error",
+		nodeWait: "dynatree-statusnode-wait",
+		hidden: "dynatree-hidden",
+		combinedExpanderPrefix: "dynatree-exp-",
+		combinedIconPrefix: "dynatree-ico-",
+		nodeLoading: "dynatree-loading",
+//      disabled: "dynatree-disabled",
+		hasChildren: "dynatree-has-children",
+		active: "dynatree-active",
+		selected: "dynatree-selected",
+		expanded: "dynatree-expanded",
+		lazy: "dynatree-lazy",
+		focused: "dynatree-focused",
+		partsel: "dynatree-partsel",
+		lastsib: "dynatree-lastsib"
+	},
+	debugLevel: 1, // 0:quiet, 1:normal, 2:debug
+
+	// ------------------------------------------------------------------------
+	lastentry: undefined
+};
+//
+if(versionCompare($.ui.version, "1.8") < 0){
+	$.ui.dynatree.defaults = $.ui.dynatree.prototype.options;
+}
+
+/*******************************************************************************
+ * Reserved data attributes for a tree node.
+ */
+$.ui.dynatree.nodedatadefaults = {
+	title: null, // (required) Displayed name of the node (html is allowed here)
+	key: null, // May be used with activate(), select(), find(), ...
+	isFolder: false, // Use a folder icon. Also the node is expandable but not selectable.
+	isLazy: false, // Call onLazyRead(), when the node is expanded for the first time to allow for delayed creation of children.
+	tooltip: null, // Show this popup text.
+	href: null, // Added to the generated <a> tag.
+	icon: null, // Use a custom image (filename relative to tree.options.imagePath). 'null' for default icon, 'false' for no icon.
+	addClass: null, // Class name added to the node's span tag.
+	noLink: false, // Use <span> instead of <a> tag for this node
+	activate: false, // Initial active status.
+	focus: false, // Initial focused status.
+	expand: false, // Initial expanded status.
+	select: false, // Initial selected status.
+	hideCheckbox: false, // Suppress checkbox display for this node.
+	unselectable: false, // Prevent selection.
+//  disabled: false,
+	// The following attributes are only valid if passed to some functions:
+	children: null, // Array of child nodes.
+	// NOTE: we can also add custom attributes here.
+	// This may then also be used in the onActivate(), onSelect() or onLazyTree() callbacks.
+	// ------------------------------------------------------------------------
+	lastentry: undefined
+};
+
+/*******************************************************************************
+ * Drag and drop support
+ */
+function _initDragAndDrop(tree) {
+	var dnd = tree.options.dnd || null;
+	// Register 'connectToDynatree' option with ui.draggable
+	if(dnd && (dnd.onDragStart || dnd.onDrop)) {
+		_registerDnd();
+	}
+	// Attach ui.draggable to this Dynatree instance
+	if(dnd && dnd.onDragStart ) {
+		tree.$tree.draggable({
+			addClasses: false,
+			appendTo: "body",
+			containment: false,
+			delay: 0,
+			distance: 4,
+//            revert: false,
+			// slide back, when dropping over non-target
+			revert: dnd.revert !== true ? false : function(dropped){
+				// This is called by ui-draggable._mouseStop() when a drag stops.
+				// Return `true` to let the helper slide back.
+				logMsg("draggable.revert(), dropped=", dropped);
+				if(typeof dropped === "boolean"){
+					// dropped == true, when dropped over a simple, valid droppable target.
+					// false, when dropped outside a drop target.
+					return !dropped;
+				}
+				// Drop comes from another tree. Default behavior is to assume
+				// a valid drop, since we are over a drop-target.
+				// Therefore we have to make an extra check, if the target node
+				// was rejected by a Dynatree callback.
+				var helper = $.ui.ddmanager && $.ui.ddmanager.current && $.ui.ddmanager.current.helper;
+				var isRejected = helper && helper.hasClass("dynatree-drop-reject");
+				return isRejected;
+				},
+			scroll: true, // issue 244: enable scrolling (if ul.dynatree-container)
+			scrollSpeed: 7,
+			scrollSensitivity: 10,
+			// Delegate draggable.start, drag, and stop events to our handler
+			connectToDynatree: true,
+			// Let source tree create the helper element
+			helper: function(event) {
+				var sourceNode = $.ui.dynatree.getNode(event.target);
+				if(!sourceNode){ // issue 211
+					return "<div></div>";
+				}
+				return sourceNode.tree._onDragEvent("helper", sourceNode, null, event, null, null);
+			},
+			start: function(event, ui) {
+				// See issues 211, 268, 278
+//              var sourceNode = $.ui.dynatree.getNode(event.target);
+				var sourceNode = ui.helper.data("dtSourceNode");
+				return !!sourceNode; // Abort dragging if no Node could be found
+			}
+		});
+	}
+	// Attach ui.droppable to this Dynatree instance
+	if(dnd && dnd.onDrop) {
+		tree.$tree.droppable({
+			addClasses: false,
+			tolerance: "pointer",
+//            tolerance: "intersect",
+			greedy: false
+		});
+	}
+}
+
+//--- Extend ui.draggable event handling --------------------------------------
+var didRegisterDnd = false;
+var _registerDnd = function() {
+	if(didRegisterDnd){
+		return;
+	}
+	// Register proxy-functions for draggable.start/drag/stop
+	$.ui.plugin.add("draggable", "connectToDynatree", {
+		start: function(event, ui) {
+			// issue 386
+			var draggable = $(this).data("ui-draggable") || $(this).data("draggable"),
+				sourceNode = ui.helper.data("dtSourceNode") || null;
+//          logMsg("draggable-connectToDynatree.start, %s", sourceNode);
+//          logMsg("    this: %o", this);
+//          logMsg("    event: %o", event);
+//          logMsg("    draggable: %o", draggable);
+//          logMsg("    ui: %o", ui);
+
+			if(sourceNode) {
+				// Adjust helper offset, so cursor is slightly outside top/left corner
+//              draggable.offset.click.top -= event.target.offsetTop;
+//              draggable.offset.click.left -= event.target.offsetLeft;
+				draggable.offset.click.top = -2;
+				draggable.offset.click.left = + 16;
+//              logMsg("    draggable2: %o", draggable);
+//              logMsg("    draggable.offset.click FIXED: %s/%s", draggable.offset.click.left, draggable.offset.click.top);
+				// Trigger onDragStart event
+				// TODO: when called as connectTo..., the return value is ignored(?)
+				return sourceNode.tree._onDragEvent("start", sourceNode, null, event, ui, draggable);
+			}
+		},
+		drag: function(event, ui) {
+			// issue 386
+			var draggable = $(this).data("ui-draggable") || $(this).data("draggable"),
+				sourceNode = ui.helper.data("dtSourceNode") || null,
+				prevTargetNode = ui.helper.data("dtTargetNode") || null,
+				targetNode = $.ui.dynatree.getNode(event.target);
+//          logMsg("$.ui.dynatree.getNode(%o): %s", event.target, targetNode);
+//          logMsg("connectToDynatree.drag: helper: %o", ui.helper[0]);
+			if(event.target && !targetNode){
+				// We got a drag event, but the targetNode could not be found
+				// at the event location. This may happen,
+				// 1. if the mouse jumped over the drag helper,
+				// 2. or if non-dynatree element is dragged
+				// We ignore it:
+				var isHelper = $(event.target).closest("div.dynatree-drag-helper,#dynatree-drop-marker").length > 0;
+				if(isHelper){
+//                  logMsg("Drag event over helper: ignored.");
+					return;
+				}
+			}
+//          logMsg("draggable-connectToDynatree.drag: targetNode(from event): %s, dtTargetNode: %s", targetNode, ui.helper.data("dtTargetNode"));
+			ui.helper.data("dtTargetNode", targetNode);
+			// Leaving a tree node
+			if(prevTargetNode && prevTargetNode !== targetNode ) {
+				prevTargetNode.tree._onDragEvent("leave", prevTargetNode, sourceNode, event, ui, draggable);
+			}
+			if(targetNode){
+				if(!targetNode.tree.options.dnd.onDrop) {
+					// not enabled as drop target
+				} else if(targetNode === prevTargetNode) {
+					// Moving over same node
+					targetNode.tree._onDragEvent("over", targetNode, sourceNode, event, ui, draggable);
+				}else{
+					// Entering this node first time
+					targetNode.tree._onDragEvent("enter", targetNode, sourceNode, event, ui, draggable);
+				}
+			}
+			// else go ahead with standard event handling
+		},
+		stop: function(event, ui) {
+			// issue 386
+			var draggable = $(this).data("ui-draggable") || $(this).data("draggable"),
+				sourceNode = ui.helper.data("dtSourceNode") || null,
+				targetNode = ui.helper.data("dtTargetNode") || null,
+//              mouseDownEvent = draggable._mouseDownEvent,
+				eventType = event.type,
+				dropped = (eventType == "mouseup" && event.which == 1);
+			logMsg("draggable-connectToDynatree.stop: targetNode(from event): %s, dtTargetNode: %s", targetNode, ui.helper.data("dtTargetNode"));
+//          logMsg("draggable-connectToDynatree.stop, %s", sourceNode);
+//          logMsg("    type: %o, downEvent: %o, upEvent: %o", eventType, mouseDownEvent, event);
+//          logMsg("    targetNode: %o", targetNode);
+			if(!dropped){
+				logMsg("Drag was cancelled");
+			}
+			if(targetNode) {
+				if(dropped){
+					targetNode.tree._onDragEvent("drop", targetNode, sourceNode, event, ui, draggable);
+				}
+				targetNode.tree._onDragEvent("leave", targetNode, sourceNode, event, ui, draggable);
+			}
+			if(sourceNode){
+				sourceNode.tree._onDragEvent("stop", sourceNode, null, event, ui, draggable);
+			}
+		}
+	});
+	didRegisterDnd = true;
+};
+
+// ---------------------------------------------------------------------------
+}(jQuery));
diff --git a/static/maps/libs/jquery/jquery.dynatree.js.map b/static/maps/libs/jquery/jquery.dynatree.js.map
index 70bed597431..36a0f5d0c1b 100644
--- a/static/maps/libs/jquery/jquery.dynatree.js.map
+++ b/static/maps/libs/jquery/jquery.dynatree.js.map
@@ -1 +1 @@
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\ No newline at end of file
diff --git a/static/scripts/libs/jquery/jquery.dynatree.js b/static/scripts/libs/jquery/jquery.dynatree.js
index e69c8f36b1d..6af152af609 100644
--- a/static/scripts/libs/jquery/jquery.dynatree.js
+++ b/static/scripts/libs/jquery/jquery.dynatree.js
@@ -1,2 +1,3 @@
-function _log(a){if(_canLog){var b=Array.prototype.slice.apply(arguments,[1]),c=new Date,d=c.getHours()+":"+c.getMinutes()+":"+c.getSeconds()+"."+c.getMilliseconds();b[0]=d+" - "+b[0];try{switch(a){case"info":window.console.info.apply(window.console,b);break;case"warn":window.console.warn.apply(window.console,b);break;default:window.console.log.apply(window.console,b)}}catch(e){window.console||(_canLog=!1)}}}function logMsg(){Array.prototype.unshift.apply(arguments,["debug"]),_log.apply(this,arguments)}var _canLog=!0,getDynaTreePersistData=void 0,DTNodeStatus_Error=-1,DTNodeStatus_Loading=1,DTNodeStatus_Ok=0;!function($){var Class={create:function(){return function(){this.initialize.apply(this,arguments)}}},DynaTreeNode=Class.create();DynaTreeNode.prototype={initialize:function(a,b,c){this.parent=a,this.tree=b,"string"==typeof c&&(c={title:c}),void 0==c.key&&(c.key="_"+b._nodeCount++),this.data=$.extend({},$.ui.dynatree.nodedatadefaults,c),this.div=null,this.span=null,this.childList=null,this.isLoading=!1,this.hasSubSel=!1},toString:function(){return"dtnode<"+this.data.key+">: '"+this.data.title+"'"},toDict:function(a,b){var c=$.extend({},this.data);if(c.activate=this.tree.activeNode===this,c.focus=this.tree.focusNode===this,c.expand=this.bExpanded,c.select=this.bSelected,b&&b(c),a&&this.childList){c.children=[];for(var d=0;d<this.childList.length;d++)c.children.push(this.childList[d].toDict(!0,b))}else delete c.children;return c},_getInnerHtml:function(){for(var a=this.tree.options,b=this.tree.cache,c=a.rootVisible?null:this.tree.tnRoot,d=a.rootVisible&&a.minExpandLevel>0||a.minExpandLevel>1,e=a.rootVisible||a.minExpandLevel>0,f="",g=this.parent;g&&(!e||g!=c);)f=(g.isLastSibling()?b.tagEmpty:b.tagVline)+f,g=g.parent;d&&this.parent==c||(f+=this.childList||this.data.isLazy?b.tagExpander:b.tagConnector),a.checkbox&&1!=this.data.hideCheckbox&&!this.data.isStatusNode&&(f+=b.tagCheckbox),this.data.icon?f+="<img src='"+a.imagePath+this.data.icon+"' alt='' />":0==this.data.icon||(f+=b.tagNodeIcon);var h=this.data&&"string"==typeof this.data.tooltip?" title='"+this.data.tooltip+"'":"";return f+="<a href='#' class='"+a.classNames.title+"'"+h+">"+this.data.title+"</a>"},_fixOrder:function(){var a=this.childList;if(a)for(var b=this.div.firstChild.nextSibling,c=0;c<a.length-1;c++){var d=a[c],e=b.firstChild.dtnode;d!==e?(this.tree.logDebug("_fixOrder: mismatch at index "+c+": "+d+" != "+e),this.div.insertBefore(d.div,e.div)):b=b.nextSibling}},render:function(a,b){var c=this.tree.options,d=c.classNames,e=this.isLastSibling();this.div||(this.span=document.createElement("span"),this.span.dtnode=this,this.data.key&&(this.span.id=this.tree.options.idPrefix+this.data.key),this.div=document.createElement("div"),this.div.appendChild(this.span),this.parent&&this.parent.div.appendChild(this.div),null!=this.parent||this.tree.options.rootVisible||(this.span.style.display="none")),this.span.innerHTML=this._getInnerHtml(),this.div.style.display=null==this.parent||this.parent.bExpanded?"":"none";var f=[];if(f.push(this.data.isFolder?d.folder:d.document),this.bExpanded&&f.push(d.expanded),null!=this.childList&&f.push(d.hasChildren),this.data.isLazy&&null==this.childList&&f.push(d.lazy),e&&f.push(d.lastsib),this.bSelected&&f.push(d.selected),this.hasSubSel&&f.push(d.partsel),this.tree.activeNode===this&&f.push(d.active),this.data.addClass&&f.push(this.data.addClass),f.push(d.combinedExpanderPrefix+(this.bExpanded?"e":"c")+(this.data.isLazy&&null==this.childList?"d":"")+(e?"l":"")),f.push(d.combinedIconPrefix+(this.bExpanded?"e":"c")+(this.data.isFolder?"f":"")),this.span.className=f.join(" "),a&&this.childList&&(b||this.bExpanded)){for(var g=0;g<this.childList.length;g++)this.childList[g].render(a,b);this._fixOrder()}},hasChildren:function(){return null!=this.childList},isLastSibling:function(){var a=this.parent;return a?a.childList[a.childList.length-1]===this:!0},prevSibling:function(){if(!this.parent)return null;for(var a=this.parent.childList,b=1;b<a.length;b++)if(a[b]===this)return a[b-1];return null},nextSibling:function(){if(!this.parent)return null;for(var a=this.parent.childList,b=0;b<a.length-1;b++)if(a[b]===this)return a[b+1];return null},_setStatusNode:function(a){var b=this.childList?this.childList[0]:null;a?b?(a.isStatusNode=!0,b.data=a,b.render(!1,!1)):(a.isStatusNode=!0,b=this.addChild(a)):b&&(this.div.removeChild(b.div),1==this.childList.length?this.childList=null:this.childList.shift())},setLazyNodeStatus:function(a,b){var c=b&&b.tooltip?b.tooltip:null,d=b&&b.info?" ("+b.info+")":"";switch(a){case DTNodeStatus_Ok:this._setStatusNode(null),this.isLoading=!1,this.render(!1,!1),this.tree.options.autoFocus&&(this===this.tree.tnRoot&&!this.tree.options.rootVisible&&this.childList?this.childList[0].focus():this.focus());break;case DTNodeStatus_Loading:this.isLoading=!0,this._setStatusNode({title:this.tree.options.strings.loading+d,tooltip:c,addClass:this.tree.options.classNames.nodeWait});break;case DTNodeStatus_Error:this.isLoading=!1,this._setStatusNode({title:this.tree.options.strings.loadError+d,tooltip:c,addClass:this.tree.options.classNames.nodeError});break;default:throw"Bad LazyNodeStatus: '"+a+"'."}},_parentList:function(a,b){for(var c=[],d=b?this:this.parent;d;)(a||d.parent)&&c.unshift(d),d=d.parent;return c},getLevel:function(){for(var a=0,b=this.parent;b;)a++,b=b.parent;return a},_getTypeForOuterNodeEvent:function(a){var b=this.tree.options.classNames,c=a.target;if(c.className.indexOf(b.folder)<0&&c.className.indexOf(b.document)<0)return null;for(var d=a.pageX-c.offsetLeft,e=a.pageY-c.offsetTop,f=0;f<c.childNodes.length;f++){var g=c.childNodes[f],h=g.offsetLeft-c.offsetLeft,i=g.offsetTop-c.offsetTop,j=g.clientWidth,k=g.clientHeight;if(d>=h&&h+j>=d&&e>=i&&i+k>=e){if(g.className==b.title)return"title";if(g.className==b.expander)return"expander";if(g.className==b.checkbox)return"checkbox";if(g.className==b.nodeIcon)return"icon"}}return"prefix"},getEventTargetType:function(a){var b=a&&a.target?a.target.className:"",c=this.tree.options.classNames;return b==c.title?"title":b==c.expander?"expander":b==c.checkbox?"checkbox":b==c.nodeIcon?"icon":b==c.empty||b==c.vline||b==c.connector?"prefix":b.indexOf(c.folder)>=0||b.indexOf(c.document)>=0?this._getTypeForOuterNodeEvent(a):null},isVisible:function(){for(var a=this._parentList(!0,!1),b=0;b<a.length;b++)if(!a[b].bExpanded)return!1;return!0},makeVisible:function(){for(var a=this._parentList(!0,!1),b=0;b<a.length;b++)a[b]._expand(!0)},focus:function(){this.makeVisible();try{$(this.span).find(">a").focus()}catch(a){}},_activate:function(a,b){this.tree.logDebug("dtnode._activate(%o, fireEvents=%o) - %o",a,b,this);var c=this.tree.options;if(!(this.data.isStatusNode||b&&c.onQueryActivate&&0==c.onQueryActivate.call(this.span,a,this)))if(a){if(this.tree.activeNode){if(this.tree.activeNode===this)return;this.tree.activeNode.deactivate()}c.activeVisible&&this.makeVisible(),this.tree.activeNode=this,c.persist&&$.cookie(c.cookieId+"-active",this.data.key,c.cookie),this.tree.persistence.activeKey=this.data.key,$(this.span).addClass(c.classNames.active),b&&c.onActivate&&c.onActivate.call(this.span,this)}else if(this.tree.activeNode===this){var c=this.tree.options;if(c.onQueryActivate&&0==c.onQueryActivate.call(this.span,!1,this))return;$(this.span).removeClass(c.classNames.active),c.persist&&$.cookie(c.cookieId+"-active","",c.cookie),this.tree.persistence.activeKey=null,this.tree.activeNode=null,b&&c.onDeactivate&&c.onDeactivate.call(this.span,this)}},activate:function(){this._activate(!0,!0)},deactivate:function(){this._activate(!1,!0)},isActive:function(){return this.tree.activeNode===this},_userActivate:function(){var a=!0,b=!1;if(this.data.isFolder)switch(this.tree.options.clickFolderMode){case 2:a=!1,b=!0;break;case 3:a=b=!0}null==this.parent&&this.tree.options.minExpandLevel>0&&(b=!1),b&&(this.toggleExpand(),this.focus()),a&&this.activate()},_setSubSel:function(a){a?(this.hasSubSel=!0,$(this.span).addClass(this.tree.options.classNames.partsel)):(this.hasSubSel=!1,$(this.span).removeClass(this.tree.options.classNames.partsel))},_fixSelectionState:function(){if(this.bSelected){this.visit(function(a){a.parent._setSubSel(!0),a._select(!0,!1,!1)});for(var a=this.parent;a;){a._setSubSel(!0);for(var b=!0,c=0;c<a.childList.length;c++){var d=a.childList[c];if(!d.bSelected&&!d.data.isStatusNode){b=!1;break}}b&&a._select(!0,!1,!1),a=a.parent}}else{this._setSubSel(!1),this.visit(function(a){a._setSubSel(!1),a._select(!1,!1,!1)});for(var a=this.parent;a;){a._select(!1,!1,!1);for(var e=!1,c=0;c<a.childList.length;c++)if(a.childList[c].bSelected||a.childList[c].hasSubSel){e=!0;break}a._setSubSel(e),a=a.parent}}},_select:function(a,b,c){var d=this.tree.options;this.data.isStatusNode||this.bSelected!=a&&(b&&d.onQuerySelect&&0==d.onQuerySelect.call(this.span,a,this)||(1==d.selectMode&&a&&this.tree.visit(function(a){return a.bSelected?(a._select(!1,!1,!1),!1):void 0}),this.bSelected=a,a?(d.persist&&this.tree.persistence.addSelect(this.data.key),$(this.span).addClass(d.classNames.selected),c&&3==d.selectMode&&this._fixSelectionState(),b&&d.onSelect&&d.onSelect.call(this.span,!0,this)):(d.persist&&this.tree.persistence.clearSelect(this.data.key),$(this.span).removeClass(d.classNames.selected),c&&3==d.selectMode&&this._fixSelectionState(),b&&d.onSelect&&d.onSelect.call(this.span,!1,this))))},select:function(a){return this.data.unselectable?this.bSelected:this._select(0!=a,!0,!0)},toggleSelect:function(){return this.select(!this.bSelected)},isSelected:function(){return this.bSelected},_loadContent:function(){try{var a=this.tree.options;this.tree.logDebug("_loadContent: start - %o",this),this.setLazyNodeStatus(DTNodeStatus_Loading),1==a.onLazyRead.call(this.span,this)&&(this.setLazyNodeStatus(DTNodeStatus_Ok),this.tree.logDebug("_loadContent: succeeded - %o",this))}catch(b){this.setLazyNodeStatus(DTNodeStatus_Error),this.tree.logWarning("_loadContent: failed - %o",b)}},_expand:function(a){if(this.bExpanded!=a){var b=this.tree.options;if(!a&&this.getLevel()<b.minExpandLevel)return void this.tree.logDebug("dtnode._expand(%o) forced expand - %o",a,this);if(!b.onQueryExpand||0!=b.onQueryExpand.call(this.span,a,this)){if(this.bExpanded=a,b.persist&&(a?this.tree.persistence.addExpand(this.data.key):this.tree.persistence.clearExpand(this.data.key)),this.render(!1),this.bExpanded&&this.parent&&b.autoCollapse)for(var c=this._parentList(!1,!0),d=0;d<c.length;d++)c[d].collapseSiblings();if(b.activeVisible&&this.tree.activeNode&&!this.tree.activeNode.isVisible()&&this.tree.activeNode.deactivate(),a&&this.data.isLazy&&null==this.childList&&!this.isLoading)return void this._loadContent();var e=b.fx?b.fx.duration||200:0;if(this.childList)for(var d=0;d<this.childList.length;d++){var f=$(this.childList[d].div);e?a!=f.is(":visible")&&f.animate(b.fx,e):a?f.show():f.hide()}b.onExpand&&b.onExpand.call(this.span,a,this)}}},expand:function(a){(this.childList||this.data.isLazy||!a)&&(null==this.parent&&this.tree.options.minExpandLevel>0&&!a||this._expand(a))},toggleExpand:function(){this.expand(!this.bExpanded)},collapseSiblings:function(){if(null!=this.parent)for(var a=this.parent.childList,b=0;b<a.length;b++)a[b]!==this&&a[b].bExpanded&&a[b]._expand(!1)},onClick:function(a){var b=this.getEventTargetType(a);return"expander"==b?(this.toggleExpand(),this.focus()):"checkbox"==b?(this.toggleSelect(),this.focus()):(this._userActivate(),this.span.getElementsByTagName("a")[0].focus()),!1},onDblClick:function(){},onKeydown:function(a){var b=!0;switch(a.which){case 107:case 187:this.bExpanded||this.toggleExpand();break;case 109:case 189:this.bExpanded&&this.toggleExpand();break;case 32:this._userActivate();break;case 8:this.parent&&this.parent.focus();break;case 37:this.bExpanded?(this.toggleExpand(),this.focus()):this.parent&&(this.tree.options.rootVisible||this.parent.parent)&&this.parent.focus();break;case 39:this.bExpanded||!this.childList&&!this.data.isLazy?this.childList&&this.childList[0].focus():(this.toggleExpand(),this.focus());break;case 38:for(var c=this.prevSibling();c&&c.bExpanded&&c.childList;)c=c.childList[c.childList.length-1];!c&&this.parent&&(this.tree.options.rootVisible||this.parent.parent)&&(c=this.parent),c&&c.focus();break;case 40:var c;if(this.bExpanded&&this.childList)c=this.childList[0];else for(var d=this._parentList(!1,!0),e=d.length-1;e>=0&&!(c=d[e].nextSibling());e--);c&&c.focus();break;default:b=!1}return!b},onKeypress:function(){},onFocus:function(a){var b=this.tree.options;"blur"==a.type||"focusout"==a.type?(b.onBlur&&b.onBlur.call(this.span,this),this.tree.tnFocused&&$(this.tree.tnFocused.span).removeClass(b.classNames.focused),this.tree.tnFocused=null,b.persist&&$.cookie(b.cookieId+"-focus","",b.cookie)):("focus"==a.type||"focusin"==a.type)&&(this.tree.tnFocused&&this.tree.tnFocused!==this&&(this.tree.logDebug("dtnode.onFocus: out of sync: curFocus: %o",this.tree.tnFocused),$(this.tree.tnFocused.span).removeClass(b.classNames.focused)),this.tree.tnFocused=this,b.onFocus&&b.onFocus.call(this.span,this),$(this.tree.tnFocused.span).addClass(b.classNames.focused),b.persist&&$.cookie(b.cookieId+"-focus",this.data.key,b.cookie))},visit:function(a,b,c){var d=0;if(1==c){if(0==a(this,b))return 1;d++}if(this.childList)for(var e=0;e<this.childList.length;e++)d+=this.childList[e].visit(a,b,!0);return d},remove:function(){return this===this.tree.root?!1:this.parent.removeChild(this)},removeChild:function(a){var b=this.childList;if(1==b.length){if(a!==b[0])throw"removeChild: invalid child";return this.removeChildren()}a===this.tree.activeNode&&a.deactivate(),this.tree.options.persist&&(a.bSelected&&this.tree.persistence.clearSelect(a.data.key),a.bExpanded&&this.tree.persistence.clearExpand(a.data.key)),a.removeChildren(!0),this.div.removeChild(a.div);for(var c=0;c<b.length;c++)if(b[c]===a){this.childList.splice(c,1),delete a;break}},removeChildren:function(a,b){var c=this.tree,d=this.childList;if(d){for(var e=0;e<d.length;e++){var f=d[e];f!==c.activeNode||b||f.deactivate(),this.tree.options.persist&&!b&&(f.bSelected&&this.tree.persistence.clearSelect(f.data.key),f.bExpanded&&this.tree.persistence.clearExpand(f.data.key)),f.removeChildren(!0,b),this.div.removeChild(f.div),delete f}this.childList=null}a||(this.isLoading=!1,this.render(!1,!1))},reload:function(a){if(null==this.parent)return this.tree.reload();if(!this.data.isLazy)throw"node.reload() requires lazy nodes.";this.bExpanded?(this.expand(!1),this.removeChildren(),this.expand(!0)):(this.removeChildren(),a&&this._loadContent())},_addChildNode:function(a,b){var c=this.tree,d=c.options,e=c.persistence;if(a.parent=this,null==this.childList?this.childList=[]:b||$(this.childList[this.childList.length-1].span).removeClass(d.classNames.lastsib),b){var f=$.inArray(b,this.childList);if(0>f)throw"<beforeNode> must be a child of <this>";this.childList.splice(f,0,a)}else this.childList.push(a);var g=c.isInitializing();if(d.persist&&e.cookiesFound&&g?(e.activeKey==a.data.key&&(c.activeNode=a),e.focusedKey==a.data.key&&(c.focusNode=a),a.bExpanded=$.inArray(a.data.key,e.expandedKeyList)>=0,a.bSelected=$.inArray(a.data.key,e.selectedKeyList)>=0):(a.data.activate&&(c.activeNode=a,d.persist&&(e.activeKey=a.data.key)),a.data.focus&&(c.focusNode=a,d.persist&&(e.focusedKey=a.data.key)),a.bExpanded=1==a.data.expand,a.bExpanded&&d.persist&&e.addExpand(a.data.key),a.bSelected=1==a.data.select,a.bSelected&&d.persist&&e.addSelect(a.data.key)),d.minExpandLevel>=a.getLevel()&&(this.bExpanded=!0),a.bSelected&&3==d.selectMode)for(var h=this;h;)h.hasSubSel||h._setSubSel(!0),h=h.parent;return c.bEnableUpdate&&this.render(!0,!0),a},addChild:function(a,b){if(a&&0!=a.length){if(a instanceof DynaTreeNode)return this._addChildNode(a,b);a.length||(a=[a]);for(var c=this.tree.enableUpdate(!1),d=null,e=0;e<a.length;e++){var f=a[e],g=this._addChildNode(new DynaTreeNode(this,this.tree,f),b);d||(d=g),f.children&&g.addChild(f.children,null)}return this.tree.enableUpdate(c),d}},append:function(a){return this.tree.logWarning("node.append() is deprecated (use node.addChild() instead)."),this.addChild(a,null)},appendAjax:function(a){this.removeChildren(!1,!0),this.setLazyNodeStatus(DTNodeStatus_Loading);var b=this,c=a.success,d=a.error,e=$.extend({},this.tree.options.ajaxDefaults,a,{success:function(a){var d=b.tree.phase;b.tree.phase="init",b.addChild(a,null),b.tree.phase="postInit",b.setLazyNodeStatus(DTNodeStatus_Ok),c&&c.call(e,b),b.tree.phase=d},error:function(a,c,f){b.tree.logWarning("appendAjax failed:",c,":\n",a,"\n",f),b.setLazyNodeStatus(DTNodeStatus_Error,{info:c,tooltip:""+f}),d&&d.call(e,b,a,c,f)}});$.ajax(e)},lastentry:void 0};var DynaTreeStatus=Class.create();DynaTreeStatus._getTreePersistData=function(a,b){var c=new DynaTreeStatus(a,b);return c.read(),c.toDict()},getDynaTreePersistData=DynaTreeStatus._getTreePersistData,DynaTreeStatus.prototype={initialize:function(a,b){this._log("DynaTreeStatus: initialize"),void 0===a&&(a=$.ui.dynatree.defaults.cookieId),b=$.extend({},$.ui.dynatree.defaults.cookie,b),this.cookieId=a,this.cookieOpts=b,this.cookiesFound=void 0,this.activeKey=null,this.focusedKey=null,this.expandedKeyList=null,this.selectedKeyList=null},_log:function(){Array.prototype.unshift.apply(arguments,["debug"]),_log.apply(this,arguments)},read:function(){this._log("DynaTreeStatus: read"),this.cookiesFound=!1;var a=$.cookie(this.cookieId+"-active");this.activeKey=null==a?"":a,null!=a&&(this.cookiesFound=!0),a=$.cookie(this.cookieId+"-focus"),this.focusedKey=null==a?"":a,null!=a&&(this.cookiesFound=!0),a=$.cookie(this.cookieId+"-expand"),this.expandedKeyList=null==a?[]:a.split(","),null!=a&&(this.cookiesFound=!0),a=$.cookie(this.cookieId+"-select"),this.selectedKeyList=null==a?[]:a.split(","),null!=a&&(this.cookiesFound=!0)},write:function(){this._log("DynaTreeStatus: write"),$.cookie(this.cookieId+"-active",null==this.activeKey?"":this.activeKey,this.cookieOpts),$.cookie(this.cookieId+"-focus",null==this.focusedKey?"":this.focusedKey,this.cookieOpts),$.cookie(this.cookieId+"-expand",null==this.expandedKeyList?"":this.expandedKeyList.join(","),this.cookieOpts),$.cookie(this.cookieId+"-select",null==this.selectedKeyList?"":this.selectedKeyList.join(","),this.cookieOpts)},addExpand:function(a){this._log("addExpand(%o)",a),$.inArray(a,this.expandedKeyList)<0&&(this.expandedKeyList.push(a),$.cookie(this.cookieId+"-expand",this.expandedKeyList.join(","),this.cookieOpts))},clearExpand:function(a){this._log("clearExpand(%o)",a);var b=$.inArray(a,this.expandedKeyList);b>=0&&(this.expandedKeyList.splice(b,1),$.cookie(this.cookieId+"-expand",this.expandedKeyList.join(","),this.cookieOpts))},addSelect:function(a){this._log("addSelect(%o)",a),$.inArray(a,this.selectedKeyList)<0&&(this.selectedKeyList.push(a),$.cookie(this.cookieId+"-select",this.selectedKeyList.join(","),this.cookieOpts))},clearSelect:function(a){this._log("clearSelect(%o)",a);var b=$.inArray(a,this.selectedKeyList);b>=0&&(this.selectedKeyList.splice(b,1),$.cookie(this.cookieId+"-select",this.selectedKeyList.join(","),this.cookieOpts))},isReloading:function(){return 1==this.cookiesFound},toDict:function(){return{cookiesFound:this.cookiesFound,activeKey:this.activeKey,focusedKey:this.activeKey,expandedKeyList:this.expandedKeyList,selectedKeyList:this.selectedKeyList}},lastentry:void 0};var DynaTree=Class.create();DynaTree.version="$Version: 0.5.4$",DynaTree.prototype={initialize:function(a){this.phase="init",this.$widget=a,this.options=a.options,this.$tree=a.element,this.divTree=this.$tree.get(0)},_load:function(){var a=(this.$widget,this.options);this.bEnableUpdate=!0,this._nodeCount=1,this.activeNode=null,this.focusNode=null,a.classNames!==$.ui.dynatree.defaults.classNames&&(a.classNames=$.extend({},$.ui.dynatree.defaults.classNames,a.classNames)),a.imagePath||$("script").each(function(){return this.src.search(_rexDtLibName)>=0?(a.imagePath=this.src.indexOf("/")>=0?this.src.slice(0,this.src.lastIndexOf("/"))+"/skin/":"skin/",!1):void 0}),this.persistence=new DynaTreeStatus(a.cookieId,a.cookie),a.persist&&($.cookie||_log("warn","Please include jquery.cookie.js to use persistence."),this.persistence.read()),this.logDebug("DynaTree.persistence: %o",this.persistence.toDict()),this.cache={tagEmpty:"<span class='"+a.classNames.empty+"'></span>",tagVline:"<span class='"+a.classNames.vline+"'></span>",tagExpander:"<span class='"+a.classNames.expander+"'></span>",tagConnector:"<span class='"+a.classNames.connector+"'></span>",tagNodeIcon:"<span class='"+a.classNames.nodeIcon+"'></span>",tagCheckbox:"<span class='"+a.classNames.checkbox+"'></span>",lastentry:void 0},a.children||a.initAjax&&a.initAjax.url||a.initId?$(this.divTree).empty():this.divRoot&&$(this.divRoot).remove(),this.tnRoot=new DynaTreeNode(null,this,{title:a.title,key:"root"}),this.tnRoot.data.isFolder=!0,this.tnRoot.render(!1,!1),this.divRoot=this.tnRoot.div,this.divRoot.className=a.classNames.container,this.divTree.appendChild(this.divRoot);var b=this.tnRoot,c=a.persist&&this.persistence.isReloading(),d=!1,e=this.enableUpdate(!1);if(this.logDebug("Dynatree._load(): read tree structure..."),a.children)b.addChild(a.children);else if(a.initAjax&&a.initAjax.url)d=!0,b.data.isLazy=!0,this._reloadAjax();else if(a.initId)this._createFromTag(b,$("#"+a.initId));else{var f=this.$tree.find(">ul").hide();this._createFromTag(b,f),f.remove()}this._checkConsistency(),this.logDebug("Dynatree._load(): render nodes..."),this.enableUpdate(e),this.logDebug("Dynatree._load(): bind events..."),this.$widget.bind(),this.logDebug("Dynatree._load(): postInit..."),this.phase="postInit",a.persist&&this.persistence.write(),this.focusNode&&this.focusNode.isVisible()&&(this.logDebug("Focus on init: %o",this.focusNode),this.focusNode.focus()),!d&&a.onPostInit&&a.onPostInit.call(this,c,!1),this.phase="idle"},_reloadAjax:function(){var a=this.options;if(!a.initAjax||!a.initAjax.url)throw"tree.reload() requires 'initAjax' mode.";var b=this.persistence,c=$.extend({},a.initAjax);if(c.addActiveKey&&(c.data.activeKey=b.activeKey),c.addFocusedKey&&(c.data.focusedKey=b.focusedKey),c.addExpandedKeyList&&(c.data.expandedKeyList=b.expandedKeyList.join(",")),c.addSelectedKeyList&&(c.data.selectedKeyList=b.selectedKeyList.join(",")),a.onPostInit){c.success&&this.logWarning("initAjax: success callback is ignored when onPostInit was specified."),c.error&&this.logWarning("initAjax: error callback is ignored when onPostInit was specified.");var d=b.isReloading();c.success=function(b){a.onPostInit.call(b.tree,d,!1)},c.error=function(b){a.onPostInit.call(b.tree,d,!0)}}this.logDebug("Dynatree._init(): send Ajax request..."),this.tnRoot.appendAjax(c)},toString:function(){return"DynaTree '"+this.options.title+"'"},toDict:function(){return this.tnRoot.toDict(!0)},getPersistData:function(){return this.persistence.toDict()},logDebug:function(){this.options.debugLevel>=2&&(Array.prototype.unshift.apply(arguments,["debug"]),_log.apply(this,arguments))},logInfo:function(){this.options.debugLevel>=1&&(Array.prototype.unshift.apply(arguments,["info"]),_log.apply(this,arguments))},logWarning:function(){Array.prototype.unshift.apply(arguments,["warn"]),_log.apply(this,arguments)},isInitializing:function(){return"init"==this.phase||"postInit"==this.phase},isReloading:function(){return("init"==this.phase||"postInit"==this.phase)&&this.options.persist&&this.persistence.cookiesFound},isUserEvent:function(){return"userEvent"==this.phase},redraw:function(){this.logDebug("dynatree.redraw()..."),this.tnRoot.render(!0,!0),this.logDebug("dynatree.redraw() done.")},reloadAjax:function(){this.logWarning("tree.reloadAjax() is deprecated since v0.5.2 (use reload() instead).")},reload:function(){this._load()},getRoot:function(){return this.tnRoot},getNodeByKey:function(a){var b=document.getElementById(this.options.idPrefix+a);return b&&b.dtnode?b.dtnode:null},getActiveNode:function(){return this.activeNode},reactivate:function(a){var b=this.activeNode;b&&(this.activeNode=null,b.activate(),a&&b.focus())},getSelectedNodes:function(a){var b=[];return this.tnRoot.visit(function(c){return c.bSelected&&(b.push(c),1==a)?!1:void 0}),b},activateKey:function(a){var b=null===a?null:this.getNodeByKey(a);return b?(b.focus(),b.activate(),b):(this.activeNode&&this.activeNode.deactivate(),this.activeNode=null,null)},selectKey:function(a,b){var c=this.getNodeByKey(a);return c?(c.select(b),c):null},enableUpdate:function(a){return this.bEnableUpdate==a?a:(this.bEnableUpdate=a,a&&this.redraw(),!a)},visit:function(a,b,c){return this.tnRoot.visit(a,b,c)},_createFromTag:function(parentTreeNode,$ulParent){var self=this;$ulParent.find(">li").each(function(){var $li=$(this),$liSpan=$li.find(">span:first"),title;if($liSpan.length)title=$liSpan.html();else{title=$li.html();var iPos=title.search(/<ul/i);title=$.trim(iPos>=0?title.substring(0,iPos):title)}var data={title:title,isFolder:$li.hasClass("folder"),isLazy:$li.hasClass("lazy"),expand:$li.hasClass("expanded"),select:$li.hasClass("selected"),activate:$li.hasClass("active"),focus:$li.hasClass("focused")};if($li.attr("title")&&(data.tooltip=$li.attr("title")),$li.attr("id")&&(data.key=$li.attr("id")),$li.attr("data")){var dataAttr=$.trim($li.attr("data"));if(dataAttr){"{"!=dataAttr.charAt(0)&&(dataAttr="{"+dataAttr+"}");try{$.extend(data,eval("("+dataAttr+")"))}catch(e){throw"Error parsing node data: "+e+"\ndata:\n'"+dataAttr+"'"}}}childNode=parentTreeNode.addChild(data);var $ul=$li.find(">ul:first");$ul.length&&self._createFromTag(childNode,$ul)})},_checkConsistency:function(){},lastentry:void 0},$.widget("ui.dynatree",{init:function(){return _log("warn","ui.dynatree.init() was called; you should upgrade to ui.core.js v1.6 or higher."),this._init()},_init:function(){return parseFloat($.ui.version)<1.8?(_log("info","ui.dynatree._init() was called; consider upgrading to jquery.ui.core.js v1.8 or higher."),this._create()):void _log("debug","ui.dynatree._init() was called; no current default functionality.")},_create:function(){parseFloat($.ui.version)>=1.8&&(this.options=$.extend(!0,{},$[this.namespace][this.widgetName].defaults,this.options)),logMsg("Dynatree._create(): version='%s', debugLevel=%o.",DynaTree.version,this.options.debugLevel);this.options;this.options.event+=".dynatree";this.element.get(0);this.tree=new DynaTree(this),this.tree._load(),this.tree.logDebug("Dynatree._create(): done.")},bind:function(){function a(a){for(var b=5;a&&b--;){if(a.dtnode)return a.dtnode;a=a.parentNode}return null}function b(b){b=arguments[0]=$.event.fix(b||window.event);var c=a(b.target);return c?c.onFocus(b):!1}var c=this.element,d=this.options;this.unbind();var e="click.dynatree dblclick.dynatree";d.keyboard&&(e+=" keypress.dynatree 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this.tree.getActiveNode()},getSelectedNodes:function(){return this.tree.getSelectedNodes()},lastentry:void 0}),$.ui.dynatree.getter="getTree getRoot getActiveNode getSelectedNodes",$.ui.dynatree.defaults={title:"Dynatree root",rootVisible:!1,minExpandLevel:1,imagePath:null,children:null,initId:null,initAjax:null,autoFocus:!0,keyboard:!0,persist:!1,autoCollapse:!1,clickFolderMode:3,activeVisible:!0,checkbox:!1,selectMode:2,fx:null,onClick:null,onDblClick:null,onKeydown:null,onKeypress:null,onFocus:null,onBlur:null,onQueryActivate:null,onQuerySelect:null,onQueryExpand:null,onPostInit:null,onActivate:null,onDeactivate:null,onSelect:null,onExpand:null,onLazyRead:null,ajaxDefaults:{cache:!1,dataType:"json"},strings:{loading:"Loading&#8230;",loadError:"Load 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0},$.ui.dynatree.nodedatadefaults={title:null,key:null,isFolder:!1,isLazy:!1,tooltip:null,icon:null,addClass:null,activate:!1,focus:!1,expand:!1,select:!1,hideCheckbox:!1,unselectable:!1,children:null,lastentry:void 0}}(jQuery);var _rexDtLibName=/.*dynatree[^/]*\.js$/i;
+function _log(a){if(_canLog){var b=Array.prototype.slice.apply(arguments,[1]),c=new Date,d=c.getHours()+":"+c.getMinutes()+":"+c.getSeconds()+"."+c.getMilliseconds();b[0]=d+" - "+b[0];try{switch(a){case"info":window.console.info.apply(window.console,b);break;case"warn":window.console.warn.apply(window.console,b);break;default:window.console.log.apply(window.console,b)}}catch(e){window.console?-2146827850===e.number&&window.console.log(b.join(", ")):_canLog=!1}}}function logMsg(){Array.prototype.unshift.apply(arguments,["debug"]),_log.apply(this,arguments)}var _canLog=!0,getDynaTreePersistData=null,DTNodeStatus_Error=-1,DTNodeStatus_Loading=1,DTNodeStatus_Ok=0;!function($){function getDtNodeFromElement(a){return alert("getDtNodeFromElement is deprecated"),$.ui.dynatree.getNode(a)}function noop(){}function offsetString(a){return 0===a?"":a>0?"+"+a:""+a}function _checkBrowser(){function a(a){a=a.toLowerCase();var b=/(chrome)[ \/]([\w.]+)/.exec(a)||/(webkit)[ \/]([\w.]+)/.exec(a)||/(opera)(?:.*version|)[ \/]([\w.]+)/.exec(a)||/(msie) ([\w.]+)/.exec(a)||a.indexOf("compatible")<0&&/(mozilla)(?:.*? rv:([\w.]+)|)/.exec(a)||[];return{browser:b[1]||"",version:b[2]||"0"}}var b,c;return b=a(navigator.userAgent),c={},b.browser&&(c[b.browser]=!0,c.version=b.version),c.chrome?c.webkit=!0:c.webkit&&(c.safari=!0),c}function versionCompare(a,b){var c,d,e,f=(""+a).split("."),g=(""+b).split("."),h=Math.min(f.length,g.length);for(e=0;h>e;e++)if(c=parseInt(f[e],10),d=parseInt(g[e],10),isNaN(c)&&(c=f[e]),isNaN(d)&&(d=g[e]),c!=d)return c>d?1:d>c?-1:0/0;return f.length===g.length?0:f.length<g.length?-1:1}function _initDragAndDrop(a){var b=a.options.dnd||null;b&&(b.onDragStart||b.onDrop)&&_registerDnd(),b&&b.onDragStart&&a.$tree.draggable({addClasses:!1,appendTo:"body",containment:!1,delay:0,distance:4,revert:b.revert!==!0?!1:function(a){if(logMsg("draggable.revert(), dropped=",a),"boolean"==typeof a)return!a;var b=$.ui.ddmanager&&$.ui.ddmanager.current&&$.ui.ddmanager.current.helper,c=b&&b.hasClass("dynatree-drop-reject");return c},scroll:!0,scrollSpeed:7,scrollSensitivity:10,connectToDynatree:!0,helper:function(a){var b=$.ui.dynatree.getNode(a.target);return b?b.tree._onDragEvent("helper",b,null,a,null,null):"<div></div>"},start:function(a,b){var c=b.helper.data("dtSourceNode");return!!c}}),b&&b.onDrop&&a.$tree.droppable({addClasses:!1,tolerance:"pointer",greedy:!1})}var Class={create:function(){return function(){this.initialize.apply(this,arguments)}}},BROWSER=_checkBrowser(),jquerySupports={positionMyOfs:versionCompare($.ui.version,"1.9")>=0},DynaTreeNode=Class.create();DynaTreeNode.prototype={initialize:function(a,b,c){this.parent=a,this.tree=b,"string"==typeof c&&(c={title:c}),c.key=null==c.key?"_"+b._nodeCount++:""+c.key,this.data=$.extend({},$.ui.dynatree.nodedatadefaults,c),this.li=null,this.span=null,this.ul=null,this.childList=null,this._isLoading=!1,this.hasSubSel=!1,this.bExpanded=!1,this.bSelected=!1},toString:function(){return"DynaTreeNode<"+this.data.key+">: '"+this.data.title+"'"},toDict:function(a,b){var c,d=$.extend({},this.data);if(d.activate=this.tree.activeNode===this,d.focus=this.tree.focusNode===this,d.expand=this.bExpanded,d.select=this.bSelected,b&&b(d),a&&this.childList){d.children=[];for(var e=0,f=this.childList.length;f>e;e++)c=this.childList[e],c.isStatusNode()||d.children.push(c.toDict(!0,b))}else delete d.children;return d},fromDict:function(a){var b=a.children;return void 0===b?(this.data=$.extend(this.data,a),void this.render()):(a=$.extend({},a),a.children=void 0,this.data=$.extend(this.data,a),this.removeChildren(),void this.addChild(b))},_getInnerHtml:function(){var a,b=this.tree,c=b.options,d=b.cache,e=this.getLevel(),f=this.data,g="";e<c.minExpandLevel?e>1&&(g+=d.tagConnector):g+=this.hasChildren()!==!1?d.tagExpander:d.tagConnector,c.checkbox&&f.hideCheckbox!==!0&&!f.isStatusNode&&(g+=d.tagCheckbox),f.icon?(a="/"===f.icon.charAt(0)?f.icon:c.imagePath+f.icon,g+="<img src='"+a+"' alt='' />"):f.icon===!1||(g+=f.iconClass?"<span class=' "+f.iconClass+"'></span>":d.tagNodeIcon);var h="";if(c.onCustomRender&&(h=c.onCustomRender.call(b,this)||""),!h){var i=f.tooltip?' title="'+f.tooltip.replace(/\"/g,"&quot;")+'"':"",j=f.href||"#";h=c.noLink||f.noLink?'<span style="display:inline-block;" class="'+c.classNames.title+'"'+i+">"+f.title+"</span>":'<a href="'+j+'" class="'+c.classNames.title+'"'+i+">"+f.title+"</a>"}return g+=h},_fixOrder:function(){var a=this.childList;if(a&&this.ul)for(var b=this.ul.firstChild,c=0,d=a.length-1;d>c;c++){var e=a[c],f=b.dtnode;e!==f?(this.tree.logDebug("_fixOrder: mismatch at index "+c+": "+e+" != "+f),this.ul.insertBefore(e.li,f.li)):b=b.nextSibling}},render:function(a,b){var c=this.tree,d=this.parent,e=this.data,f=c.options,g=f.classNames,h=this.isLastSibling(),i=!1;if(d||this.ul){if(d){this.li||(i=!0,this.li=document.createElement("li"),this.li.dtnode=this,e.key&&f.generateIds&&(this.li.id=f.idPrefix+e.key),this.span=document.createElement("span"),this.span.className=g.title,this.li.appendChild(this.span),d.ul||(d.ul=document.createElement("ul"),d.ul.style.display="none",d.li.appendChild(d.ul)),d.ul.appendChild(this.li)),this.span.innerHTML=this._getInnerHtml();var j=[];j.push(g.node),e.isFolder&&j.push(g.folder),this.bExpanded&&j.push(g.expanded),this.hasChildren()!==!1&&j.push(g.hasChildren),e.isLazy&&null===this.childList&&j.push(g.lazy),h&&j.push(g.lastsib),this.bSelected&&j.push(g.selected),this.hasSubSel&&j.push(g.partsel),c.activeNode===this&&j.push(g.active),e.addClass&&j.push(e.addClass),j.push(g.combinedExpanderPrefix+(this.bExpanded?"e":"c")+(e.isLazy&&null===this.childList?"d":"")+(h?"l":"")),j.push(g.combinedIconPrefix+(this.bExpanded?"e":"c")+(e.isFolder?"f":"")),this.span.className=j.join(" "),this.li.className=h?g.lastsib:"",i&&f.onCreate&&f.onCreate.call(c,this,this.span),f.onRender&&f.onRender.call(c,this,this.span)}}else this.li=this.span=null,this.ul=document.createElement("ul"),this.ul.className=f.minExpandLevel>1?g.container+" "+g.noConnector:g.container;if((this.bExpanded||b===!0)&&this.childList){for(var k=0,l=this.childList.length;l>k;k++)this.childList[k].render(!1,b);this._fixOrder()}if(this.ul){var m="none"===this.ul.style.display,n=!!this.bExpanded;if(a&&f.fx&&m===n){var o=f.fx.duration||200;$(this.ul).animate(f.fx,o)}else this.ul.style.display=this.bExpanded||!d?"":"none"}},getKeyPath:function(a){var b=[],c=this.tree.options.keyPathSeparator;return this.visitParents(function(a){a.parent&&b.unshift(a.data.key)},!a),c+b.join(c)},getParent:function(){return this.parent},getChildren:function(){return void 0===this.hasChildren()?void 0:this.childList},hasChildren:function(){return this.data.isLazy?null===this.childList||void 0===this.childList?void 0:0===this.childList.length?!1:1===this.childList.length&&this.childList[0].isStatusNode()?void 0:!0:!!this.childList},isFirstSibling:function(){var a=this.parent;return!a||a.childList[0]===this},isLastSibling:function(){var a=this.parent;return!a||a.childList[a.childList.length-1]===this},isLoading:function(){return!!this._isLoading},getPrevSibling:function(){if(!this.parent)return null;for(var a=this.parent.childList,b=1,c=a.length;c>b;b++)if(a[b]===this)return a[b-1];return null},getNextSibling:function(){if(!this.parent)return null;for(var a=this.parent.childList,b=0,c=a.length-1;c>b;b++)if(a[b]===this)return a[b+1];return null},isStatusNode:function(){return this.data.isStatusNode===!0},isChildOf:function(a){return this.parent&&this.parent===a},isDescendantOf:function(a){if(!a)return!1;for(var b=this.parent;b;){if(b===a)return!0;b=b.parent}return!1},countChildren:function(){var a=this.childList;if(!a)return 0;for(var b=a.length,c=0,d=b;d>c;c++){var e=a[c];b+=e.countChildren()}return b},sortChildren:function(a,b){var c=this.childList;if(c){if(a=a||function(a,b){var c=a.data.title.toLowerCase(),d=b.data.title.toLowerCase();return c===d?0:c>d?1:-1},c.sort(a),b)for(var d=0,e=c.length;e>d;d++)c[d].childList&&c[d].sortChildren(a,"$norender$");"$norender$"!==b&&this.render()}},_setStatusNode:function(a){var b=this.childList?this.childList[0]:null;if(a)b?(a.isStatusNode=!0,a.key="_statusNode",b.data=a,b.render()):(a.isStatusNode=!0,a.key="_statusNode",b=this.addChild(a));else if(b&&b.isStatusNode()){try{this.ul&&(this.ul.removeChild(b.li),b.li=null)}catch(c){}1===this.childList.length?this.childList=[]:this.childList.shift()}},setLazyNodeStatus:function(a,b){var c=b&&b.tooltip?b.tooltip:null,d=b&&b.info?" ("+b.info+")":"";switch(a){case DTNodeStatus_Ok:this._setStatusNode(null),$(this.span).removeClass(this.tree.options.classNames.nodeLoading),this._isLoading=!1,this.tree.options.autoFocus&&(this===this.tree.tnRoot&&this.childList&&this.childList.length>0?this.childList[0].focus():this.focus());break;case DTNodeStatus_Loading:this._isLoading=!0,$(this.span).addClass(this.tree.options.classNames.nodeLoading),this.parent||this._setStatusNode({title:this.tree.options.strings.loading+d,tooltip:c,addClass:this.tree.options.classNames.nodeWait});break;case DTNodeStatus_Error:this._isLoading=!1,this._setStatusNode({title:this.tree.options.strings.loadError+d,tooltip:c,addClass:this.tree.options.classNames.nodeError});break;default:throw"Bad LazyNodeStatus: '"+a+"'."}},_parentList:function(a,b){for(var c=[],d=b?this:this.parent;d;)(a||d.parent)&&c.unshift(d),d=d.parent;return c},getLevel:function(){for(var a=0,b=this.parent;b;)a++,b=b.parent;return a},_getTypeForOuterNodeEvent:function(a){var b=this.tree.options.classNames,c=a.target;if(c.className.indexOf(b.node)<0)return null;for(var d=a.pageX-c.offsetLeft,e=a.pageY-c.offsetTop,f=0,g=c.childNodes.length;g>f;f++){var h=c.childNodes[f],i=h.offsetLeft-c.offsetLeft,j=h.offsetTop-c.offsetTop,k=h.clientWidth,l=h.clientHeight;if(d>=i&&i+k>=d&&e>=j&&j+l>=e){if(h.className==b.title)return"title";if(h.className==b.expander)return"expander";if(h.className==b.checkbox||h.className==b.radio)return"checkbox";if(h.className==b.nodeIcon)return"icon"}}return"prefix"},getEventTargetType:function(a){var b=a&&a.target?a.target.className:"",c=this.tree.options.classNames;return b.indexOf(c.title)>=0?"title":b.indexOf(c.expander)>=0?"expander":b.indexOf(c.checkbox)>=0||b.indexOf(c.radio)>=0?"checkbox":b.indexOf(c.nodeIcon)>=0?"icon":b.indexOf(c.empty)>=0||b.indexOf(c.vline)>=0||b.indexOf(c.connector)>=0?"prefix":b.indexOf(c.node)>=0?this._getTypeForOuterNodeEvent(a):null},isVisible:function(){for(var a=this._parentList(!0,!1),b=0,c=a.length;c>b;b++)if(!a[b].bExpanded)return!1;return!0},makeVisible:function(){for(var a=this._parentList(!0,!1),b=0,c=a.length;c>b;b++)a[b]._expand(!0)},focus:function(){this.makeVisible();try{$(this.span).find(">a").focus()}catch(a){}},isFocused:function(){return this.tree.tnFocused===this},_activate:function(a,b){this.tree.logDebug("dtnode._activate(%o, fireEvents=%o) - %o",a,b,this);var c=this.tree.options;if(!this.data.isStatusNode)if(a){if(b&&c.onQueryActivate&&c.onQueryActivate.call(this.tree,a,this)===!1)return;if(this.tree.activeNode){if(this.tree.activeNode===this)return;this.tree.activeNode.deactivate()}c.activeVisible&&this.makeVisible(),this.tree.activeNode=this,c.persist&&$.cookie(c.cookieId+"-active",this.data.key,c.cookie),this.tree.persistence.activeKey=this.data.key,$(this.span).addClass(c.classNames.active),b&&c.onActivate&&c.onActivate.call(this.tree,this)}else if(this.tree.activeNode===this){if(c.onQueryActivate&&c.onQueryActivate.call(this.tree,!1,this)===!1)return;$(this.span).removeClass(c.classNames.active),c.persist&&$.cookie(c.cookieId+"-active","",c.cookie),this.tree.persistence.activeKey=null,this.tree.activeNode=null,b&&c.onDeactivate&&c.onDeactivate.call(this.tree,this)}},activate:function(){this._activate(!0,!0)},activateSilently:function(){this._activate(!0,!1)},deactivate:function(){this._activate(!1,!0)},isActive:function(){return this.tree.activeNode===this},_userActivate:function(){var a=!0,b=!1;if(this.data.isFolder)switch(this.tree.options.clickFolderMode){case 2:a=!1,b=!0;break;case 3:a=b=!0}null===this.parent&&(b=!1),b&&(this.toggleExpand(),this.focus()),a&&this.activate()},_setSubSel:function(a){a?(this.hasSubSel=!0,$(this.span).addClass(this.tree.options.classNames.partsel)):(this.hasSubSel=!1,$(this.span).removeClass(this.tree.options.classNames.partsel))},_updatePartSelectionState:function(){var a;if(!this.hasChildren())return a=this.bSelected&&!this.data.unselectable&&!this.data.isStatusNode,this._setSubSel(!1),a;var b,c,d=this.childList,e=!0,f=!0;for(b=0,c=d.length;c>b;b++){var g=d[b],h=g._updatePartSelectionState();h!==!1&&(f=!1),h!==!0&&(e=!1)}return a=e?!0:f?!1:void 0,this._setSubSel(void 0===a),this.bSelected=a===!0,a},_fixSelectionState:function(){var a,b,c;if(this.bSelected)for(this.visit(function(a){a.parent._setSubSel(!0),a.data.unselectable||a._select(!0,!1,!1)}),a=this.parent;a;){a._setSubSel(!0);var d=!0;for(b=0,c=a.childList.length;c>b;b++){var e=a.childList[b];if(!e.bSelected&&!e.data.isStatusNode&&!e.data.unselectable){d=!1;break}}d&&a._select(!0,!1,!1),a=a.parent}else for(this._setSubSel(!1),this.visit(function(a){a._setSubSel(!1),a._select(!1,!1,!1)}),a=this.parent;a;){a._select(!1,!1,!1);var f=!1;for(b=0,c=a.childList.length;c>b;b++)if(a.childList[b].bSelected||a.childList[b].hasSubSel){f=!0;break}a._setSubSel(f),a=a.parent}},_select:function(a,b,c){var d=this.tree.options;this.data.isStatusNode||this.bSelected!==a&&(b&&d.onQuerySelect&&d.onQuerySelect.call(this.tree,a,this)===!1||(1==d.selectMode&&a&&this.tree.visit(function(a){return a.bSelected?(a._select(!1,!1,!1),!1):void 0}),this.bSelected=a,a?(d.persist&&this.tree.persistence.addSelect(this.data.key),$(this.span).addClass(d.classNames.selected),c&&3===d.selectMode&&this._fixSelectionState(),b&&d.onSelect&&d.onSelect.call(this.tree,!0,this)):(d.persist&&this.tree.persistence.clearSelect(this.data.key),$(this.span).removeClass(d.classNames.selected),c&&3===d.selectMode&&this._fixSelectionState(),b&&d.onSelect&&d.onSelect.call(this.tree,!1,this))))},select:function(a){return this.data.unselectable?this.bSelected:this._select(a!==!1,!0,!0)},toggleSelect:function(){return this.select(!this.bSelected)},isSelected:function(){return this.bSelected},isLazy:function(){return!!this.data.isLazy},_loadContent:function(){try{var a=this.tree.options;this.tree.logDebug("_loadContent: start - %o",this),this.setLazyNodeStatus(DTNodeStatus_Loading),!0===a.onLazyRead.call(this.tree,this)&&(this.setLazyNodeStatus(DTNodeStatus_Ok),this.tree.logDebug("_loadContent: succeeded - %o",this))}catch(b){this.tree.logWarning("_loadContent: failed - %o",b),this.setLazyNodeStatus(DTNodeStatus_Error,{tooltip:""+b})}},_expand:function(a,b){if(this.bExpanded===a)return void this.tree.logDebug("dtnode._expand(%o) IGNORED - %o",a,this);this.tree.logDebug("dtnode._expand(%o) - %o",a,this);var c=this.tree.options;if(!a&&this.getLevel()<c.minExpandLevel)return void this.tree.logDebug("dtnode._expand(%o) prevented collapse - %o",a,this);if(!c.onQueryExpand||c.onQueryExpand.call(this.tree,a,this)!==!1){this.bExpanded=a,c.persist&&(a?this.tree.persistence.addExpand(this.data.key):this.tree.persistence.clearExpand(this.data.key));var d=!(this.data.isLazy&&null===this.childList||this._isLoading||b);if(this.render(d),this.bExpanded&&this.parent&&c.autoCollapse)for(var e=this._parentList(!1,!0),f=0,g=e.length;g>f;f++)e[f].collapseSiblings();return c.activeVisible&&this.tree.activeNode&&!this.tree.activeNode.isVisible()&&this.tree.activeNode.deactivate(),a&&this.data.isLazy&&null===this.childList&&!this._isLoading?void this._loadContent():void(c.onExpand&&c.onExpand.call(this.tree,a,this))}},isExpanded:function(){return this.bExpanded},expand:function(a){a=a!==!1,(this.childList||this.data.isLazy||!a)&&(null!==this.parent||a)&&this._expand(a)},scheduleAction:function(a,b){this.tree.timer&&(clearTimeout(this.tree.timer),this.tree.logDebug("clearTimeout(%o)",this.tree.timer));var c=this;switch(a){case"cancel":break;case"expand":this.tree.timer=setTimeout(function(){c.tree.logDebug("setTimeout: trigger expand"),c.expand(!0)},b);break;case"activate":this.tree.timer=setTimeout(function(){c.tree.logDebug("setTimeout: trigger activate"),c.activate()},b);break;default:throw"Invalid mode "+a}this.tree.logDebug("setTimeout(%s, %s): %s",a,b,this.tree.timer)},toggleExpand:function(){this.expand(!this.bExpanded)},collapseSiblings:function(){if(null!==this.parent)for(var a=this.parent.childList,b=0,c=a.length;c>b;b++)a[b]!==this&&a[b].bExpanded&&a[b]._expand(!1)},_onClick:function(a){var b=this.getEventTargetType(a);if("expander"===b)this.toggleExpand(),this.focus();else if("checkbox"===b)this.toggleSelect(),this.focus();else{this._userActivate();var c=this.span.getElementsByTagName("a");if(!c[0])return!0;BROWSER.msie&&parseInt(BROWSER.version,10)<9||c[0].focus()}a.preventDefault()},_onDblClick:function(){},_onKeydown:function(a){var b,c=!0;switch(a.which){case 107:case 187:this.bExpanded||this.toggleExpand();break;case 109:case 189:this.bExpanded&&this.toggleExpand();break;case 32:this._userActivate();break;case 8:this.parent&&this.parent.focus();break;case 37:this.bExpanded?(this.toggleExpand(),this.focus()):this.parent&&this.parent.parent&&this.parent.focus();break;case 39:this.bExpanded||!this.childList&&!this.data.isLazy?this.childList&&this.childList[0].focus():(this.toggleExpand(),this.focus());break;case 38:for(b=this.getPrevSibling();b&&b.bExpanded&&b.childList;)b=b.childList[b.childList.length-1];!b&&this.parent&&this.parent.parent&&(b=this.parent),b&&b.focus();break;case 40:if(this.bExpanded&&this.childList)b=this.childList[0];else for(var d=this._parentList(!1,!0),e=d.length-1;e>=0&&!(b=d[e].getNextSibling());e--);b&&b.focus();break;default:c=!1}c&&a.preventDefault()},_onKeypress:function(){},_onFocus:function(a){var b=this.tree.options;"blur"==a.type||"focusout"==a.type?(b.onBlur&&b.onBlur.call(this.tree,this),this.tree.tnFocused&&$(this.tree.tnFocused.span).removeClass(b.classNames.focused),this.tree.tnFocused=null,b.persist&&$.cookie(b.cookieId+"-focus","",b.cookie)):("focus"==a.type||"focusin"==a.type)&&(this.tree.tnFocused&&this.tree.tnFocused!==this&&(this.tree.logDebug("dtnode.onFocus: out of sync: curFocus: %o",this.tree.tnFocused),$(this.tree.tnFocused.span).removeClass(b.classNames.focused)),this.tree.tnFocused=this,b.onFocus&&b.onFocus.call(this.tree,this),$(this.tree.tnFocused.span).addClass(b.classNames.focused),b.persist&&$.cookie(b.cookieId+"-focus",this.data.key,b.cookie))},visit:function(a,b){var c=!0;if(b===!0&&(c=a(this),c===!1||"skip"===c))return c;if(this.childList)for(var d=0,e=this.childList.length;e>d&&(c=this.childList[d].visit(a,!0),c!==!1);d++);return c},visitParents:function(a,b){if(b&&a(this)===!1)return!1;for(var c=this.parent;c;){if(a(c)===!1)return!1;c=c.parent}return!0},remove:function(){if(this===this.tree.root)throw"Cannot remove system root";return this.parent.removeChild(this)},removeChild:function(a){var b=this.childList;if(1===b.length){if(a!==b[0])throw"removeChild: invalid child";return this.removeChildren()}a===this.tree.activeNode&&a.deactivate(),this.tree.options.persist&&(a.bSelected&&this.tree.persistence.clearSelect(a.data.key),a.bExpanded&&this.tree.persistence.clearExpand(a.data.key)),a.removeChildren(!0),this.ul&&a.li&&this.ul.removeChild(a.li);for(var c=0,d=b.length;d>c;c++)if(b[c]===a){this.childList.splice(c,1);break}},removeChildren:function(a,b){this.tree.logDebug("%s.removeChildren(%o)",this,a);var c=this.tree,d=this.childList;if(d){for(var e=0,f=d.length;f>e;e++){var g=d[e];g!==c.activeNode||b||g.deactivate(),this.tree.options.persist&&!b&&(g.bSelected&&this.tree.persistence.clearSelect(g.data.key),g.bExpanded&&this.tree.persistence.clearExpand(g.data.key)),g.removeChildren(!0,b),this.ul&&g.li&&$("li",$(this.ul)).remove()}this.childList=null}a||(this._isLoading=!1,this.render())},setTitle:function(a){this.fromDict({title:a})},reload:function(){throw"Use reloadChildren() instead"},reloadChildren:function(a){if(null===this.parent)throw"Use tree.reload() instead";if(!this.data.isLazy)throw"node.reloadChildren() requires lazy nodes.";if(a){var b=this,c="nodeLoaded.dynatree."+this.tree.$tree.attr("id")+"."+this.data.key;this.tree.$tree.bind(c,function(d,e,f){if(b.tree.$tree.unbind(c),b.tree.logDebug("loaded %o, %o, %o",d,e,f),e!==b)throw"got invalid load event";a.call(b.tree,e,f)})}this.removeChildren(),this._loadContent()},_loadKeyPath:function(a,b){var c=this.tree;if(c.logDebug("%s._loadKeyPath(%s)",this,a),""===a)throw"Key path must not be empty";var d=a.split(c.options.keyPathSeparator);if(""===d[0])throw"Key path must be relative (don't start with '/')";var e=d.shift();if(this.childList)for(var f=0,g=this.childList.length;g>f;f++){var h=this.childList[f];if(h.data.key===e){if(0===d.length)b.call(c,h,"ok");else if(!h.data.isLazy||null!==h.childList&&void 0!==h.childList)b.call(c,h,"loaded"),h._loadKeyPath(d.join(c.options.keyPathSeparator),b);else{c.logDebug("%s._loadKeyPath(%s) -> reloading %s...",this,a,h);var i=this;h.reloadChildren(function(e,f){f?(c.logDebug("%s._loadKeyPath(%s) -> reloaded %s.",e,a,e),b.call(c,h,"loaded"),e._loadKeyPath(d.join(c.options.keyPathSeparator),b)):(c.logWarning("%s._loadKeyPath(%s) -> reloadChildren() failed.",i,a),b.call(c,h,"error"))})}return}}b.call(c,void 0,"notfound",e,0===d.length),c.logWarning("Node not found: "+e)},resetLazy:function(){if(null===this.parent)throw"Use tree.reload() instead";if(!this.data.isLazy)throw"node.resetLazy() requires lazy nodes.";this.expand(!1),this.removeChildren()},_addChildNode:function(a,b){var c=this.tree,d=c.options,e=c.persistence;if(a.parent=this,null===this.childList?this.childList=[]:b||this.childList.length>0&&$(this.childList[this.childList.length-1].span).removeClass(d.classNames.lastsib),b){var f=$.inArray(b,this.childList);if(0>f)throw"<beforeNode> must be a child of <this>";this.childList.splice(f,0,a)}else this.childList.push(a);var g=c.isInitializing();if(d.persist&&e.cookiesFound&&g?(e.activeKey===a.data.key&&(c.activeNode=a),e.focusedKey===a.data.key&&(c.focusNode=a),a.bExpanded=$.inArray(a.data.key,e.expandedKeyList)>=0,a.bSelected=$.inArray(a.data.key,e.selectedKeyList)>=0):(a.data.activate&&(c.activeNode=a,d.persist&&(e.activeKey=a.data.key)),a.data.focus&&(c.focusNode=a,d.persist&&(e.focusedKey=a.data.key)),a.bExpanded=a.data.expand===!0,a.bExpanded&&d.persist&&e.addExpand(a.data.key),a.bSelected=a.data.select===!0,a.bSelected&&d.persist&&e.addSelect(a.data.key)),d.minExpandLevel>=a.getLevel()&&(this.bExpanded=!0),a.bSelected&&3==d.selectMode)for(var h=this;h;)h.hasSubSel||h._setSubSel(!0),h=h.parent;return c.bEnableUpdate&&this.render(),a},addChild:function(a,b){if("string"==typeof a)throw"Invalid data type for "+a;if(a&&0!==a.length){if(a instanceof DynaTreeNode)return this._addChildNode(a,b);a.length||(a=[a]);for(var c=this.tree.enableUpdate(!1),d=null,e=0,f=a.length;f>e;e++){var g=a[e],h=this._addChildNode(new DynaTreeNode(this,this.tree,g),b);d||(d=h),g.children&&h.addChild(g.children,null)}return this.tree.enableUpdate(c),d}},append:function(a){return this.tree.logWarning("node.append() is deprecated (use node.addChild() instead)."),this.addChild(a,null)},appendAjax:function(a){var b=this;if(this.removeChildren(!1,!0),this.setLazyNodeStatus(DTNodeStatus_Loading),a.debugLazyDelay){var c=a.debugLazyDelay;return a.debugLazyDelay=0,this.tree.logInfo("appendAjax: waiting for debugLazyDelay "+c),void setTimeout(function(){b.appendAjax(a)},c)}var d=a.success,e=a.error,f="nodeLoaded.dynatree."+this.tree.$tree.attr("id")+"."+this.data.key,g=$.extend({},this.tree.options.ajaxDefaults,a,{success:function(a,c){var e=b.tree.phase,g=b.tree.options;b.tree.phase="init",g.postProcess?a=g.postProcess.call(this,a,this.dataType):a&&a.hasOwnProperty("d")&&(a="string"==typeof a.d?$.parseJSON(a.d):a.d),$.isArray(a)&&0===a.length||b.addChild(a,null),b.tree.phase="postInit",d&&d.call(g,b,a,c),b.tree.logDebug("trigger "+f),b.tree.$tree.trigger(f,[b,!0]),b.tree.phase=e,b.setLazyNodeStatus(DTNodeStatus_Ok),$.isArray(a)&&0===a.length&&(b.childList=[],b.render())},error:function(a,c,d){b.tree.logWarning("appendAjax failed:",c,":\n",a,"\n",d),e&&e.call(g,b,a,c,d),b.tree.$tree.trigger(f,[b,!1]),b.setLazyNodeStatus(DTNodeStatus_Error,{info:c,tooltip:""+d})}});$.ajax(g)},move:function(a,b){var c;if(this!==a){if(!this.parent)throw"Cannot move system root";(void 0===b||"over"==b)&&(b="child");var d=this.parent,e="child"===b?a:a.parent;if(e.isDescendantOf(this))throw"Cannot move a node to it's own descendant";if(1==this.parent.childList.length)this.parent.childList=this.parent.data.isLazy?[]:null,this.parent.bExpanded=!1;else{if(c=$.inArray(this,this.parent.childList),0>c)throw"Internal error";this.parent.childList.splice(c,1)}if(this.parent.ul&&this.li&&this.parent.ul.removeChild(this.li),this.parent=e,e.hasChildren())switch(b){case"child":e.childList.push(this);break;case"before":if(c=$.inArray(a,e.childList),0>c)throw"Internal error";e.childList.splice(c,0,this);break;case"after":if(c=$.inArray(a,e.childList),0>c)throw"Internal error";e.childList.splice(c+1,0,this);break;default:throw"Invalid mode "+b}else e.childList=[this];if(e.ul||(e.ul=document.createElement("ul"),e.ul.style.display="none",e.li&&e.li.appendChild(e.ul)),this.li&&e.ul.appendChild(this.li),this.tree!==a.tree)throw this.visit(function(b){b.tree=a.tree},null,!0),"Not yet implemented.";d.isDescendantOf(e)||d.render(),e.isDescendantOf(d)||e.render()}},lastentry:void 0};var DynaTreeStatus=Class.create();DynaTreeStatus._getTreePersistData=function(a,b){var c=new DynaTreeStatus(a,b);return c.read(),c.toDict()},getDynaTreePersistData=DynaTreeStatus._getTreePersistData,DynaTreeStatus.prototype={initialize:function(a,b){void 0===a&&(a=$.ui.dynatree.prototype.options.cookieId),b=$.extend({},$.ui.dynatree.prototype.options.cookie,b),this.cookieId=a,this.cookieOpts=b,this.cookiesFound=void 0,this.activeKey=null,this.focusedKey=null,this.expandedKeyList=null,this.selectedKeyList=null},_log:function(){Array.prototype.unshift.apply(arguments,["debug"]),_log.apply(this,arguments)},read:function(){this.cookiesFound=!1;var a=$.cookie(this.cookieId+"-active");this.activeKey=a||"",a&&(this.cookiesFound=!0),a=$.cookie(this.cookieId+"-focus"),this.focusedKey=a||"",a&&(this.cookiesFound=!0),a=$.cookie(this.cookieId+"-expand"),this.expandedKeyList=a?a.split(","):[],a&&(this.cookiesFound=!0),a=$.cookie(this.cookieId+"-select"),this.selectedKeyList=a?a.split(","):[],a&&(this.cookiesFound=!0)},write:function(){$.cookie(this.cookieId+"-active",null===this.activeKey?"":this.activeKey,this.cookieOpts),$.cookie(this.cookieId+"-focus",null===this.focusedKey?"":this.focusedKey,this.cookieOpts),$.cookie(this.cookieId+"-expand",null===this.expandedKeyList?"":this.expandedKeyList.join(","),this.cookieOpts),$.cookie(this.cookieId+"-select",null===this.selectedKeyList?"":this.selectedKeyList.join(","),this.cookieOpts)},addExpand:function(a){$.inArray(a,this.expandedKeyList)<0&&(this.expandedKeyList.push(a),$.cookie(this.cookieId+"-expand",this.expandedKeyList.join(","),this.cookieOpts))},clearExpand:function(a){var b=$.inArray(a,this.expandedKeyList);b>=0&&(this.expandedKeyList.splice(b,1),$.cookie(this.cookieId+"-expand",this.expandedKeyList.join(","),this.cookieOpts))},addSelect:function(a){$.inArray(a,this.selectedKeyList)<0&&(this.selectedKeyList.push(a),$.cookie(this.cookieId+"-select",this.selectedKeyList.join(","),this.cookieOpts))},clearSelect:function(a){var b=$.inArray(a,this.selectedKeyList);b>=0&&(this.selectedKeyList.splice(b,1),$.cookie(this.cookieId+"-select",this.selectedKeyList.join(","),this.cookieOpts))},isReloading:function(){return this.cookiesFound===!0},toDict:function(){return{cookiesFound:this.cookiesFound,activeKey:this.activeKey,focusedKey:this.activeKey,expandedKeyList:this.expandedKeyList,selectedKeyList:this.selectedKeyList}},lastentry:void 0};var DynaTree=Class.create();DynaTree.version="@@Version",DynaTree.prototype={initialize:function(a){this.phase="init",this.$widget=a,this.options=a.options,this.$tree=a.element,this.timer=null,this.divTree=this.$tree.get(0),_initDragAndDrop(this)},_load:function(a){var b=(this.$widget,this.options),c=this;this.bEnableUpdate=!0,this._nodeCount=1,this.activeNode=null,this.focusNode=null,void 0!==b.rootVisible&&this.logWarning("Option 'rootVisible' is no longer supported."),b.minExpandLevel<1&&(this.logWarning("Option 'minExpandLevel' must be >= 1."),b.minExpandLevel=1),b.classNames!==$.ui.dynatree.prototype.options.classNames&&(b.classNames=$.extend({},$.ui.dynatree.prototype.options.classNames,b.classNames)),b.ajaxDefaults!==$.ui.dynatree.prototype.options.ajaxDefaults&&(b.ajaxDefaults=$.extend({},$.ui.dynatree.prototype.options.ajaxDefaults,b.ajaxDefaults)),b.dnd!==$.ui.dynatree.prototype.options.dnd&&(b.dnd=$.extend({},$.ui.dynatree.prototype.options.dnd,b.dnd)),b.imagePath||$("script").each(function(){var a=/.*dynatree[^\/]*\.js$/i;return this.src.search(a)>=0?(b.imagePath=this.src.indexOf("/")>=0?this.src.slice(0,this.src.lastIndexOf("/"))+"/skin/":"skin/",c.logDebug("Guessing imagePath from '%s': '%s'",this.src,b.imagePath),!1):void 0}),this.persistence=new DynaTreeStatus(b.cookieId,b.cookie),b.persist&&($.cookie||_log("warn","Please include jquery.cookie.js to use persistence."),this.persistence.read()),this.logDebug("DynaTree.persistence: %o",this.persistence.toDict()),this.cache={tagEmpty:"<span class='"+b.classNames.empty+"'></span>",tagVline:"<span class='"+b.classNames.vline+"'></span>",tagExpander:"<span class='"+b.classNames.expander+"'></span>",tagConnector:"<span class='"+b.classNames.connector+"'></span>",tagNodeIcon:"<span class='"+b.classNames.nodeIcon+"'></span>",tagCheckbox:"<span class='"+b.classNames.checkbox+"'></span>",lastentry:void 0},(b.children||b.initAjax&&b.initAjax.url||b.initId)&&$(this.divTree).empty();var d=this.$tree.find(">ul:first").hide();this.tnRoot=new DynaTreeNode(null,this,{}),this.tnRoot.bExpanded=!0,this.tnRoot.render(),this.divTree.appendChild(this.tnRoot.ul);var e=this.tnRoot,f=b.persist&&this.persistence.isReloading(),g=!1,h=this.enableUpdate(!1);this.logDebug("Dynatree._load(): read tree structure..."),b.children?e.addChild(b.children):b.initAjax&&b.initAjax.url?(g=!0,e.data.isLazy=!0,this._reloadAjax(a)):b.initId?this._createFromTag(e,$("#"+b.initId)):(this._createFromTag(e,d),d.remove()),this._checkConsistency(),g||3!=b.selectMode||e._updatePartSelectionState(),this.logDebug("Dynatree._load(): render nodes..."),this.enableUpdate(h),this.logDebug("Dynatree._load(): bind events..."),this.$widget.bind(),this.logDebug("Dynatree._load(): postInit..."),this.phase="postInit",b.persist&&this.persistence.write(),this.focusNode&&this.focusNode.isVisible()&&(this.logDebug("Focus on init: %o",this.focusNode),this.focusNode.focus()),g||(b.onPostInit&&b.onPostInit.call(this,f,!1),a&&a.call(this,"ok")),this.phase="idle"},_reloadAjax:function(a){var b=this.options;if(!b.initAjax||!b.initAjax.url)throw"tree.reload() requires 'initAjax' mode.";var c=this.persistence,d=$.extend({},b.initAjax);d.addActiveKey&&(d.data.activeKey=c.activeKey),d.addFocusedKey&&(d.data.focusedKey=c.focusedKey),d.addExpandedKeyList&&(d.data.expandedKeyList=c.expandedKeyList.join(",")),d.addSelectedKeyList&&(d.data.selectedKeyList=c.selectedKeyList.join(",")),d.success&&this.logWarning("initAjax: success callback is ignored; use onPostInit instead."),d.error&&this.logWarning("initAjax: error callback is ignored; use onPostInit instead.");var e=c.isReloading();d.success=function(c){3==b.selectMode&&c.tree.tnRoot._updatePartSelectionState(),b.onPostInit&&b.onPostInit.call(c.tree,e,!1),a&&a.call(c.tree,"ok")},d.error=function(c,d,f,g){b.onPostInit&&b.onPostInit.call(c.tree,e,!0,d,f,g),a&&a.call(c.tree,"error",d,f,g)},this.logDebug("Dynatree._init(): send Ajax request..."),this.tnRoot.appendAjax(d)},toString:function(){return"Dynatree '"+this.$tree.attr("id")+"'"},toDict:function(a){var b=this.tnRoot.toDict(!0);return a?b:b.children},serializeArray:function(a){
+for(var b=this.getSelectedNodes(a),c=this.$tree.attr("name")||this.$tree.attr("id"),d=[],e=0,f=b.length;f>e;e++)d.push({name:c,value:b[e].data.key});return d},getPersistData:function(){return this.persistence.toDict()},logDebug:function(){this.options.debugLevel>=2&&(Array.prototype.unshift.apply(arguments,["debug"]),_log.apply(this,arguments))},logInfo:function(){this.options.debugLevel>=1&&(Array.prototype.unshift.apply(arguments,["info"]),_log.apply(this,arguments))},logWarning:function(){Array.prototype.unshift.apply(arguments,["warn"]),_log.apply(this,arguments)},isInitializing:function(){return"init"==this.phase||"postInit"==this.phase},isReloading:function(){return("init"==this.phase||"postInit"==this.phase)&&this.options.persist&&this.persistence.cookiesFound},isUserEvent:function(){return"userEvent"==this.phase},redraw:function(){this.tnRoot.render(!1,!1)},renderInvisibleNodes:function(){this.tnRoot.render(!1,!0)},reload:function(a){this._load(a)},getRoot:function(){return this.tnRoot},enable:function(){this.$widget.enable()},disable:function(){this.$widget.disable()},getNodeByKey:function(a){var b=document.getElementById(this.options.idPrefix+a);if(b)return b.dtnode?b.dtnode:null;var c=null;return this.visit(function(b){return b.data.key===a?(c=b,!1):void 0},!0),c},getActiveNode:function(){return this.activeNode},reactivate:function(a){var b=this.activeNode;b&&(this.activeNode=null,b.activate(),a&&b.focus())},getSelectedNodes:function(a){var b=[];return this.tnRoot.visit(function(c){return c.bSelected&&(b.push(c),a===!0)?"skip":void 0}),b},activateKey:function(a){var b=null===a?null:this.getNodeByKey(a);return b?(b.focus(),b.activate(),b):(this.activeNode&&this.activeNode.deactivate(),this.activeNode=null,null)},loadKeyPath:function(a,b){var c=a.split(this.options.keyPathSeparator);return""===c[0]&&c.shift(),c[0]==this.tnRoot.data.key&&(this.logDebug("Removed leading root key."),c.shift()),a=c.join(this.options.keyPathSeparator),this.tnRoot._loadKeyPath(a,b)},selectKey:function(a,b){var c=this.getNodeByKey(a);return c?(c.select(b),c):null},enableUpdate:function(a){return this.bEnableUpdate==a?a:(this.bEnableUpdate=a,a&&this.redraw(),!a)},count:function(){return this.tnRoot.countChildren()},visit:function(a,b){return this.tnRoot.visit(a,b)},_createFromTag:function(parentTreeNode,$ulParent){var self=this;$ulParent.find(">li").each(function(){var $li=$(this),$liSpan=$li.find(">span:first"),$liA=$li.find(">a:first"),title,href=null,target=null,tooltip;if($liSpan.length)title=$liSpan.html();else if($liA.length)title=$liA.html(),href=$liA.attr("href"),target=$liA.attr("target"),tooltip=$liA.attr("title");else{title=$li.html();var iPos=title.search(/<ul/i);title=$.trim(iPos>=0?title.substring(0,iPos):title)}var data={title:title,tooltip:tooltip,isFolder:$li.hasClass("folder"),isLazy:$li.hasClass("lazy"),expand:$li.hasClass("expanded"),select:$li.hasClass("selected"),activate:$li.hasClass("active"),focus:$li.hasClass("focused"),noLink:$li.hasClass("noLink")};if(href&&(data.href=href,data.target=target),$li.attr("title")&&(data.tooltip=$li.attr("title")),$li.attr("id")&&(data.key=""+$li.attr("id")),$li.attr("data")){var dataAttr=$.trim($li.attr("data"));if(dataAttr){"{"!=dataAttr.charAt(0)&&(dataAttr="{"+dataAttr+"}");try{$.extend(data,eval("("+dataAttr+")"))}catch(e){throw"Error parsing node data: "+e+"\ndata:\n'"+dataAttr+"'"}}}var childNode=parentTreeNode.addChild(data),$ul=$li.find(">ul:first");$ul.length&&self._createFromTag(childNode,$ul)})},_checkConsistency:function(){},_setDndStatus:function(a,b,c,d,e){var f,g=a?$(a.span):null,h=$(b.span),i=0,j="center";if(this.$dndMarker||(this.$dndMarker=$("<div id='dynatree-drop-marker'></div>").hide().css({"z-index":1e3}).prependTo($(this.divTree).parent())),"after"===d||"before"===d||"over"===d){switch(d){case"before":this.$dndMarker.removeClass("dynatree-drop-after dynatree-drop-over"),this.$dndMarker.addClass("dynatree-drop-before"),j="top";break;case"after":this.$dndMarker.removeClass("dynatree-drop-before dynatree-drop-over"),this.$dndMarker.addClass("dynatree-drop-after"),j="bottom";break;default:this.$dndMarker.removeClass("dynatree-drop-after dynatree-drop-before"),this.$dndMarker.addClass("dynatree-drop-over"),h.addClass("dynatree-drop-target"),i=8}f=jquerySupports.positionMyOfs?{my:"left"+offsetString(i)+" center",at:"left "+j,of:h}:{my:"left center",at:"left "+j,of:h,offset:""+i+" 0"},this.$dndMarker.show().position(f)}else h.removeClass("dynatree-drop-target"),this.$dndMarker.hide();"after"===d?h.addClass("dynatree-drop-after"):h.removeClass("dynatree-drop-after"),"before"===d?h.addClass("dynatree-drop-before"):h.removeClass("dynatree-drop-before"),e===!0?(g&&g.addClass("dynatree-drop-accept"),h.addClass("dynatree-drop-accept"),c.addClass("dynatree-drop-accept")):(g&&g.removeClass("dynatree-drop-accept"),h.removeClass("dynatree-drop-accept"),c.removeClass("dynatree-drop-accept")),e===!1?(g&&g.addClass("dynatree-drop-reject"),h.addClass("dynatree-drop-reject"),c.addClass("dynatree-drop-reject")):(g&&g.removeClass("dynatree-drop-reject"),h.removeClass("dynatree-drop-reject"),c.removeClass("dynatree-drop-reject"))},_onDragEvent:function(a,b,c,d,e,f){var g,h,i,j=this.options.dnd,k=null,l=$(b.span);switch(a){case"helper":var m=$("<div class='dynatree-drag-helper'><span class='dynatree-drag-helper-img' /></div>").append(l.find(".dynatree-title").clone());$("ul.dynatree-container",b.tree.divTree).append(m),m.data("dtSourceNode",b),k=m;break;case"start":b.isStatusNode()?k=!1:j.onDragStart&&(k=j.onDragStart(b)),k===!1?(this.logDebug("tree.onDragStart() cancelled"),e.helper.trigger("mouseup"),e.helper.hide()):l.addClass("dynatree-drag-source");break;case"enter":i=j.onDragEnter?j.onDragEnter(b,c,e,f):null,k=i?$.isArray(i)?{over:$.inArray("over",i)>=0,before:$.inArray("before",i)>=0,after:$.inArray("after",i)>=0}:{over:i===!0||"over"===i,before:i===!0||"before"===i,after:i===!0||"after"===i}:!1,e.helper.data("enterResponse",k);break;case"over":if(h=e.helper.data("enterResponse"),g=null,h===!1);else if("string"==typeof h)g=h;else{var n=l.offset(),o={x:d.pageX-n.left,y:d.pageY-n.top},p={x:o.x/l.width(),y:o.y/l.height()};h.after&&p.y>.75?g="after":!h.over&&h.after&&p.y>.5?g="after":h.before&&p.y<=.25?g="before":!h.over&&h.before&&p.y<=.5?g="before":h.over&&(g="over"),j.preventVoidMoves&&(b===c?g=null:"before"===g&&c&&b===c.getNextSibling()?g=null:"after"===g&&c&&b===c.getPrevSibling()?g=null:"over"===g&&c&&c.parent===b&&c.isLastSibling()&&(g=null)),e.helper.data("hitMode",g)}"over"===g&&j.autoExpandMS&&b.hasChildren()!==!1&&!b.bExpanded&&b.scheduleAction("expand",j.autoExpandMS),g&&j.onDragOver&&(k=j.onDragOver(b,c,g,e,f),("over"===k||"before"===k||"after"===k)&&(g=k)),this._setDndStatus(c,b,e.helper,g,k!==!1&&null!==g);break;case"drop":var q=e.helper.hasClass("dynatree-drop-reject");g=e.helper.data("hitMode"),g&&j.onDrop&&!q&&j.onDrop(b,c,g,e,f);break;case"leave":b.scheduleAction("cancel"),e.helper.data("enterResponse",null),e.helper.data("hitMode",null),this._setDndStatus(c,b,e.helper,"out",void 0),j.onDragLeave&&j.onDragLeave(b,c,e,f);break;case"stop":l.removeClass("dynatree-drag-source"),j.onDragStop&&j.onDragStop(b);break;default:throw"Unsupported drag event: "+a}return k},cancelDrag:function(){var a=$.ui.ddmanager.current;a&&a.cancel()},lastentry:void 0},$.widget("ui.dynatree",{_init:function(){return versionCompare($.ui.version,"1.8")<0?(this.options.debugLevel>=0&&_log("warn","ui.dynatree._init() was called; you should upgrade to jquery.ui.core.js v1.8 or higher."),this._create()):void(this.options.debugLevel>=2&&_log("debug","ui.dynatree._init() was called; no current default functionality."))},_create:function(){var a=this.options;a.debugLevel>=1&&logMsg("Dynatree._create(): version='%s', debugLevel=%o.",$.ui.dynatree.version,this.options.debugLevel),this.options.event+=".dynatree";this.element.get(0);this.tree=new DynaTree(this),this.tree._load(),this.tree.logDebug("Dynatree._init(): done.")},bind:function(){function a(a){a=$.event.fix(a||window.event);var b=$.ui.dynatree.getNode(a.target);return b?b._onFocus(a):!1}this.unbind();var b="click.dynatree dblclick.dynatree";this.options.keyboard&&(b+=" keypress.dynatree keydown.dynatree"),this.element.bind(b,function(a){var b=$.ui.dynatree.getNode(a.target);if(!b)return!0;var c=b.tree,d=c.options;c.logDebug("event(%s): dtnode: %s",a.type,b);var e=c.phase;c.phase="userEvent";try{switch(a.type){case"click":return d.onClick&&d.onClick.call(c,b,a)===!1?!1:b._onClick(a);case"dblclick":return d.onDblClick&&d.onDblClick.call(c,b,a)===!1?!1:b._onDblClick(a);case"keydown":return d.onKeydown&&d.onKeydown.call(c,b,a)===!1?!1:b._onKeydown(a);case"keypress":return d.onKeypress&&d.onKeypress.call(c,b,a)===!1?!1:b._onKeypress(a)}}catch(f){c.logWarning("bind(%o): dtnode: %o, error: %o",a,b,f)}finally{c.phase=e}});var c=this.tree.divTree;c.addEventListener?(c.addEventListener("focus",a,!0),c.addEventListener("blur",a,!0)):c.onfocusin=c.onfocusout=a},unbind:function(){this.element.unbind(".dynatree")},enable:function(){this.bind(),$.Widget.prototype.enable.apply(this,arguments)},disable:function(){this.unbind(),$.Widget.prototype.disable.apply(this,arguments)},getTree:function(){return this.tree},getRoot:function(){return this.tree.getRoot()},getActiveNode:function(){return this.tree.getActiveNode()},getSelectedNodes:function(){return this.tree.getSelectedNodes()},lastentry:void 0}),versionCompare($.ui.version,"1.8")<0&&($.ui.dynatree.getter="getTree getRoot getActiveNode getSelectedNodes"),$.extend($.ui.dynatree,{version:"1.2.8",buildType:"release",_DynaTreeClass:DynaTree,_DynaTreeNodeClass:DynaTreeNode,getNode:function(a){if(a instanceof DynaTreeNode)return a;for(void 0!==a.selector&&(a=a[0]);a;){if(a.dtnode)return a.dtnode;a=a.parentNode}return null},getPersistData:DynaTreeStatus._getTreePersistData}),$.ui.dynatree.prototype.options={title:"Dynatree",minExpandLevel:1,imagePath:null,children:null,initId:null,initAjax:null,autoFocus:!0,keyboard:!0,persist:!1,autoCollapse:!1,clickFolderMode:3,activeVisible:!0,checkbox:!1,selectMode:2,fx:null,noLink:!1,onClick:null,onDblClick:null,onKeydown:null,onKeypress:null,onFocus:null,onBlur:null,onQueryActivate:null,onQuerySelect:null,onQueryExpand:null,onPostInit:null,onActivate:null,onDeactivate:null,onSelect:null,onExpand:null,onLazyRead:null,onCustomRender:null,onCreate:null,onRender:null,postProcess:null,dnd:{onDragStart:null,onDragStop:null,revert:!1,autoExpandMS:1e3,preventVoidMoves:!0,onDragEnter:null,onDragOver:null,onDrop:null,onDragLeave:null},ajaxDefaults:{cache:!1,timeout:0,dataType:"json"},strings:{loading:"Loading&#8230;",loadError:"Load error!"},generateIds:!1,idPrefix:"dynatree-id-",keyPathSeparator:"/",cookieId:"dynatree",cookie:{expires:null},classNames:{container:"dynatree-container",node:"dynatree-node",folder:"dynatree-folder",empty:"dynatree-empty",vline:"dynatree-vline",expander:"dynatree-expander",connector:"dynatree-connector",checkbox:"dynatree-checkbox",radio:"dynatree-radio",nodeIcon:"dynatree-icon",title:"dynatree-title",noConnector:"dynatree-no-connector",nodeError:"dynatree-statusnode-error",nodeWait:"dynatree-statusnode-wait",hidden:"dynatree-hidden",combinedExpanderPrefix:"dynatree-exp-",combinedIconPrefix:"dynatree-ico-",nodeLoading:"dynatree-loading",hasChildren:"dynatree-has-children",active:"dynatree-active",selected:"dynatree-selected",expanded:"dynatree-expanded",lazy:"dynatree-lazy",focused:"dynatree-focused",partsel:"dynatree-partsel",lastsib:"dynatree-lastsib"},debugLevel:1,lastentry:void 0},versionCompare($.ui.version,"1.8")<0&&($.ui.dynatree.defaults=$.ui.dynatree.prototype.options),$.ui.dynatree.nodedatadefaults={title:null,key:null,isFolder:!1,isLazy:!1,tooltip:null,href:null,icon:null,addClass:null,noLink:!1,activate:!1,focus:!1,expand:!1,select:!1,hideCheckbox:!1,unselectable:!1,children:null,lastentry:void 0};var didRegisterDnd=!1,_registerDnd=function(){didRegisterDnd||($.ui.plugin.add("draggable","connectToDynatree",{start:function(a,b){var c=$(this).data("ui-draggable")||$(this).data("draggable"),d=b.helper.data("dtSourceNode")||null;return d?(c.offset.click.top=-2,c.offset.click.left=16,d.tree._onDragEvent("start",d,null,a,b,c)):void 0},drag:function(a,b){var c=$(this).data("ui-draggable")||$(this).data("draggable"),d=b.helper.data("dtSourceNode")||null,e=b.helper.data("dtTargetNode")||null,f=$.ui.dynatree.getNode(a.target);if(a.target&&!f){var g=$(a.target).closest("div.dynatree-drag-helper,#dynatree-drop-marker").length>0;if(g)return}b.helper.data("dtTargetNode",f),e&&e!==f&&e.tree._onDragEvent("leave",e,d,a,b,c),f&&f.tree.options.dnd.onDrop&&(f===e?f.tree._onDragEvent("over",f,d,a,b,c):f.tree._onDragEvent("enter",f,d,a,b,c))},stop:function(a,b){var c=$(this).data("ui-draggable")||$(this).data("draggable"),d=b.helper.data("dtSourceNode")||null,e=b.helper.data("dtTargetNode")||null,f=a.type,g="mouseup"==f&&1==a.which;logMsg("draggable-connectToDynatree.stop: targetNode(from event): %s, dtTargetNode: %s",e,b.helper.data("dtTargetNode")),g||logMsg("Drag was cancelled"),e&&(g&&e.tree._onDragEvent("drop",e,d,a,b,c),e.tree._onDragEvent("leave",e,d,a,b,c)),d&&d.tree._onDragEvent("stop",d,null,a,b,c)}}),didRegisterDnd=!0)}}(jQuery);
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diff --git a/static/style/blue/dynatree_skin/cbChecked_hover.gif b/static/style/blue/dynatree_skin/cbChecked_hover.gif
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diff --git a/static/style/blue/dynatree_skin/ltD_ne.gif b/static/style/blue/dynatree_skin/ltD_ne.gif
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index 4689b00915b..00000000000
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diff --git a/static/style/blue/dynatree_skin/ltDoc.gif b/static/style/blue/dynatree_skin/ltDoc.gif
deleted file mode 100644
index 9d89010fb81..00000000000
Binary files a/static/style/blue/dynatree_skin/ltDoc.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltError.gif b/static/style/blue/dynatree_skin/ltError.gif
deleted file mode 100644
index aeb15bac10a..00000000000
Binary files a/static/style/blue/dynatree_skin/ltError.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltFld.gif b/static/style/blue/dynatree_skin/ltFld.gif
deleted file mode 100644
index 314066ceca1..00000000000
Binary files a/static/style/blue/dynatree_skin/ltFld.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltFld_o.gif b/static/style/blue/dynatree_skin/ltFld_o.gif
deleted file mode 100644
index cbbd76b9441..00000000000
Binary files a/static/style/blue/dynatree_skin/ltFld_o.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltL_ne.gif b/static/style/blue/dynatree_skin/ltL_ne.gif
deleted file mode 100644
index 480ba6f9c63..00000000000
Binary files a/static/style/blue/dynatree_skin/ltL_ne.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltL_nes.gif b/static/style/blue/dynatree_skin/ltL_nes.gif
deleted file mode 100644
index 40abda61fad..00000000000
Binary files a/static/style/blue/dynatree_skin/ltL_nes.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltM_ne.gif b/static/style/blue/dynatree_skin/ltM_ne.gif
deleted file mode 100644
index d72f5c179dd..00000000000
Binary files a/static/style/blue/dynatree_skin/ltM_ne.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltM_nes.gif b/static/style/blue/dynatree_skin/ltM_nes.gif
deleted file mode 100644
index 9d753437d2a..00000000000
Binary files a/static/style/blue/dynatree_skin/ltM_nes.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltP_ne.gif b/static/style/blue/dynatree_skin/ltP_ne.gif
deleted file mode 100644
index ddea6dea4fd..00000000000
Binary files a/static/style/blue/dynatree_skin/ltP_ne.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ltP_nes.gif b/static/style/blue/dynatree_skin/ltP_nes.gif
deleted file mode 100644
index 5fcc90f3767..00000000000
Binary files a/static/style/blue/dynatree_skin/ltP_nes.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/rbChecked.gif b/static/style/blue/dynatree_skin/rbChecked.gif
deleted file mode 100644
index 8e625b6f181..00000000000
Binary files a/static/style/blue/dynatree_skin/rbChecked.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/rbChecked_hover.gif b/static/style/blue/dynatree_skin/rbChecked_hover.gif
deleted file mode 100644
index a2f61d48721..00000000000
Binary files a/static/style/blue/dynatree_skin/rbChecked_hover.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/rbIntermediate.gif b/static/style/blue/dynatree_skin/rbIntermediate.gif
deleted file mode 100644
index b2ec1d3667f..00000000000
Binary files a/static/style/blue/dynatree_skin/rbIntermediate.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/rbIntermediate_hover.gif b/static/style/blue/dynatree_skin/rbIntermediate_hover.gif
deleted file mode 100644
index e2f29df8c33..00000000000
Binary files a/static/style/blue/dynatree_skin/rbIntermediate_hover.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/rbUnchecked.gif b/static/style/blue/dynatree_skin/rbUnchecked.gif
deleted file mode 100644
index d56e6c15283..00000000000
Binary files a/static/style/blue/dynatree_skin/rbUnchecked.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/rbUnchecked_hover.gif b/static/style/blue/dynatree_skin/rbUnchecked_hover.gif
deleted file mode 100644
index 75570c634ac..00000000000
Binary files a/static/style/blue/dynatree_skin/rbUnchecked_hover.gif and /dev/null differ
diff --git a/static/style/blue/dynatree_skin/ui.dynatree.css b/static/style/blue/dynatree_skin/ui.dynatree.css
old mode 100644
new mode 100755
index fdadc40e60f..79e64d76c6d
--- a/static/style/blue/dynatree_skin/ui.dynatree.css
+++ b/static/style/blue/dynatree_skin/ui.dynatree.css
@@ -1,30 +1,92 @@
-/******************************************************************************* 
+/*******************************************************************************
  * Tree container
  */
-div.ui-dynatree-container
+ul.dynatree-container
 {
 	font-family: tahoma, arial, helvetica;
 	font-size: 10pt; /* font size should not be too big */
-	white-space: nowrap; 
+	white-space: nowrap;
 	padding: 3px;
-	
-	background-color: white; 
-	border: none;
+	margin: 0; /* issue 201 */
+	background-color: white;
+	border: 1px dotted gray;
+	overflow: auto;
+/*	height: 100%; /* issue 263, 470 */
+	min-height: 0%;
+}
+
+ul.dynatree-container ul
+{
+	padding: 0 0 0 16px;
+	margin: 0;
+}
+
+ul.dynatree-container li
+{
+	list-style-image: none;
+	list-style-position: outside;
+	list-style-type: none;
+	-moz-background-clip:border;
+	-moz-background-inline-policy: continuous;
+	-moz-background-origin: padding;
+	background-attachment: scroll;
+	background-color: transparent;
+	background-repeat: repeat-y;
+	background-image: url("vline.gif");
+	background-position: 0 0;
+	/*
+	background-image: url("icons_96x256.gif");
+	background-position: -80px -64px;
+	*/
+	margin: 0;
+	padding: 1px 0 0 0;
+}
+/* Suppress lines for last child node */
+ul.dynatree-container li.dynatree-lastsib
+{
+	background-image: none;
+}
+/* Suppress lines if level is fixed expanded (option minExpandLevel) */
+ul.dynatree-no-connector > li
+{
+	background-image: none;
 }
 
 /* Style, when control is disabled */
-.ui-dynatree-disabled div.ui-dynatree-container
+.ui-dynatree-disabled ul.dynatree-container
 {
 	opacity: 0.5;
 /*	filter: alpha(opacity=50); /* Yields a css warning */
-	background-color: silver; 
+	background-color: silver;
 }
 
-
-/******************************************************************************* 
- * Vertical line image
+/*******************************************************************************
+ * Common icon definitions
  */
-div.ui-dynatree-container img
+span.dynatree-empty,
+span.dynatree-vline,
+span.dynatree-connector,
+span.dynatree-expander,
+span.dynatree-icon,
+span.dynatree-checkbox,
+span.dynatree-radio,
+span.dynatree-drag-helper-img,
+#dynatree-drop-marker
+{
+	width: 16px;
+	height: 16px;
+/*	display: -moz-inline-box; /* @ FF 1+2 removed for issue 221 */
+/*	-moz-box-align: start; /* issue 221 */
+	display: inline-block; /* Required to make a span sizeable */
+	vertical-align: top;
+	background-repeat: no-repeat;
+	background-position: left;
+	background-image: url("icons.gif");
+	background-position: 0 0;
+}
+
+/** Used by 'icon' node option: */
+ul.dynatree-container img
 {
 	width: 16px;
 	height: 16px;
@@ -33,202 +95,182 @@ div.ui-dynatree-container img
 	border-style: none;
 }
 
-/******************************************************************************* 
- * Common icon definitions
- */
-span.ui-dynatree-empty,
-span.ui-dynatree-vline,
-span.ui-dynatree-connector,
-span.ui-dynatree-expander,
-span.ui-dynatree-icon,
-span.ui-dynatree-checkbox,
-span.ui-dynatree-radio
-{
-	width: 16px;
-	height: 16px;
-	display: -moz-inline-box; /* @ FF 1+2 */
-	display: inline-block; /* Required to make a span sizeable */
-	vertical-align: top;
-	background-repeat: no-repeat;
-	background-position: left;
-}
 
-/******************************************************************************* 
+/*******************************************************************************
  * Lines and connectors
  */
-span.ui-dynatree-empty
+
+span.dynatree-connector
 {
-}
-span.ui-dynatree-vline
-{
-	background-image: url("ltL_ns.gif");
-}
-span.ui-dynatree-connector
-{
-	background-image: url("ltL_nes.gif");
-}
-.ui-dynatree-lastsib span.ui-dynatree-connector
-{
-	background-image: url("ltL_ne.gif");
+	background-position: -16px -64px;
 }
 
-/******************************************************************************* 
+/*******************************************************************************
  * Expander icon
  * Note: IE6 doesn't correctly evaluate multiples class names,
  *		 so we create combined class names that can be used in the CSS.
  *
- * Prefix: ui-dynatree-exp-
+ * Prefix: dynatree-exp-
  * 1st character: 'e': expanded, 'c': collapsed
  * 2nd character (optional): 'd': lazy (Delayed)
- * 3rd character (optional): 'l': Last sibling       
+ * 3rd character (optional): 'l': Last sibling
  */
- 
-span.ui-dynatree-expander
+
+span.dynatree-expander
 {
-	background-image: url("ltP_nes.gif");
+	background-position: 0px -80px;
 	cursor: pointer;
 }
-.ui-dynatree-exp-cl span.ui-dynatree-expander /* Collapsed, not delayed, last sibling */
+.dynatree-exp-cl span.dynatree-expander /* Collapsed, not delayed, last sibling */
 {
-	background-image: url("ltP_ne.gif");
+	background-position: 0px -96px;
 }
-.ui-dynatree-exp-cd span.ui-dynatree-expander /* Collapsed, delayed, not last sibling */
+.dynatree-exp-cd span.dynatree-expander /* Collapsed, delayed, not last sibling */
 {
-	background-image: url("ltD_nes.gif");
+	background-position: -64px -80px;
 }
-.ui-dynatree-exp-cdl span.ui-dynatree-expander /* Collapsed, delayed, last sibling */
+.dynatree-exp-cdl span.dynatree-expander /* Collapsed, delayed, last sibling */
 {
-	background-image: url("ltD_ne.gif");
+	background-position: -64px -96px;
 }
-.ui-dynatree-exp-e span.ui-dynatree-expander,  /* Expanded, not delayed, not last sibling */
-.ui-dynatree-exp-ed span.ui-dynatree-expander  /* Expanded, delayed, not last sibling */
+.dynatree-exp-e span.dynatree-expander,  /* Expanded, not delayed, not last sibling */
+.dynatree-exp-ed span.dynatree-expander  /* Expanded, delayed, not last sibling */
 {
-	background-image: url("ltM_nes.gif");
+	background-position: -32px -80px;
 }
-.ui-dynatree-exp-el span.ui-dynatree-expander,  /* Expanded, not delayed, last sibling */
-.ui-dynatree-exp-edl span.ui-dynatree-expander  /* Expanded, delayed, last sibling */
+.dynatree-exp-el span.dynatree-expander,  /* Expanded, not delayed, last sibling */
+.dynatree-exp-edl span.dynatree-expander  /* Expanded, delayed, last sibling */
 {
-	background-image: url("ltM_ne.gif");
+	background-position: -32px -96px;
+}
+.dynatree-loading span.dynatree-expander  /* 'Loading' status overrides all others */
+{
+	background-position: 0 0;
+	background-image: url("loading.gif");
 }
 
 
-/******************************************************************************* 
+/*******************************************************************************
  * Checkbox icon
  */
-span.ui-dynatree-checkbox
+span.dynatree-checkbox
 {
 	margin-left: 3px;
-	background-image: url("cbUnchecked.gif");
+	background-position: 0px -32px;
 }
-span.ui-dynatree-checkbox:hover
+span.dynatree-checkbox:hover
 {
-	background-image: url("cbUnchecked_hover.gif");
+	background-position: -16px -32px;
 }
 
-.ui-dynatree-partsel span.ui-dynatree-checkbox
+.dynatree-partsel span.dynatree-checkbox
 {
-	background-image: url("cbIntermediate.gif");
+	background-position: -64px -32px;
 }
-.ui-dynatree-partsel span.ui-dynatree-checkbox:hover
+.dynatree-partsel span.dynatree-checkbox:hover
 {
-	background-image: url("cbIntermediate_hover.gif");
+	background-position: -80px -32px;
 }
 
-.ui-dynatree-selected span.ui-dynatree-checkbox
+.dynatree-selected span.dynatree-checkbox
 {
-	background-image: url("cbChecked.gif");
+	background-position: -32px -32px;
 }
-.ui-dynatree-selected span.ui-dynatree-checkbox:hover
+.dynatree-selected span.dynatree-checkbox:hover
 {
-	background-image: url("cbChecked_hover.gif");
+	background-position: -48px -32px;
 }
 
-/******************************************************************************* 
+/*******************************************************************************
  * Radiobutton icon
  * This is a customization, that may be activated by overriding the 'checkbox'
- * class name as 'ui-dynatree-radio' in the tree options.
+ * class name as 'dynatree-radio' in the tree options.
  */
-span.ui-dynatree-radio
+span.dynatree-radio
 {
 	margin-left: 3px;
-	background-image: url("rbUnchecked.gif");
+	background-position: 0px -48px;
 }
-span.ui-dynatree-radio:hover
+span.dynatree-radio:hover
 {
-	background-image: url("rbUnchecked_hover.gif");
+	background-position: -16px -48px;
 }
 
-.ui-dynatree-partsel span.ui-dynatree-radio
+.dynatree-partsel span.dynatree-radio
 {
-	background-image: url("rbIntermediate.gif");
+	background-position: -64px -48px;
 }
-.ui-dynatree-partsel span.ui-dynatree-radio:hover
+.dynatree-partsel span.dynatree-radio:hover
 {
-	background-image: url("rbIntermediate_hover.gif");
+	background-position: -80px -48px;
 }
 
-.ui-dynatree-selected span.ui-dynatree-radio
+.dynatree-selected span.dynatree-radio
 {
-	background-image: url("rbChecked.gif");
+	background-position: -32px -48px;
 }
-.ui-dynatree-selected span.ui-dynatree-radio:hover
+.dynatree-selected span.dynatree-radio:hover
 {
-	background-image: url("rbChecked_hover.gif");
+	background-position: -48px -48px;
 }
 
-/******************************************************************************* 
+/*******************************************************************************
  * Node type icon
  * Note: IE6 doesn't correctly evaluate multiples class names,
  *		 so we create combined class names that can be used in the CSS.
  *
- * Prefix: ui-dynatree-ico-
+ * Prefix: dynatree-ico-
  * 1st character: 'e': expanded, 'c': collapsed
  * 2nd character (optional): 'f': folder
  */
- 
-span.ui-dynatree-icon /* Default icon */
+
+span.dynatree-icon /* Default icon */
 {
 	margin-left: 3px;
-	background-image: url("ltDoc.gif");
+	background-position: 0px 0px;
 }
 
-.ui-dynatree-ico-cf span.ui-dynatree-icon  /* Collapsed Folder */
+.dynatree-ico-cf span.dynatree-icon  /* Collapsed Folder */
 {
-	background-image: url("ltFld.gif");
+	background-position: 0px -16px;
 }
 
-.ui-dynatree-ico-ef span.ui-dynatree-icon  /* Expanded Folder */
+.dynatree-ico-ef span.dynatree-icon  /* Expanded Folder */
 {
-	background-image: url("ltFld_o.gif");
+	background-position: -64px -16px;
 }
 
 /* Status node icons */
 
-.ui-dynatree-statusnode-wait span.ui-dynatree-icon
+.dynatree-statusnode-wait span.dynatree-icon
 {
-	background-image: url("ltWait.gif");
+	background-image: url("loading.gif");
 }
 
-.ui-dynatree-statusnode-error span.ui-dynatree-icon
+.dynatree-statusnode-error span.dynatree-icon
 {
-	background-image: url("ltError.gif");
+	background-position: 0px -112px;
+/*	background-image: url("ltError.gif");*/
 }
 
-/******************************************************************************* 
+/*******************************************************************************
  * Node titles
  */
 
- /* @Chrome: fix broken hit area of node titles (issue 133) */
-span.ui-dynatree-document,
-span.ui-dynatree-folder
+/* @Chrome: otherwise hit area of node titles is broken (issue 133)
+   Removed again for issue 165; (133 couldn't be reproduced) */
+span.dynatree-node
 {
-	display: -moz-inline-box; /* @ FF 1+2 */
-	display: inline-block; /* Required to make a span sizeable */
+/*	display: -moz-inline-box; /* issue 133, 165, 172, 192. removed for issue 221*/
+/*	-moz-box-align: start; /* issue 221 */
+	display: inline-block; /* issue 373 Required to make a span sizeable */
+	vertical-align: top;
 }
 
+
 /* Remove blue color and underline from title links */
-div.ui-dynatree-container a
-/*, div.ui-dynatree-container a:visited*/
+ul.dynatree-container a
+/*, ul.dynatree-container a:visited*/
 {
 	color: black; /* inherit doesn't work on IE */
 	text-decoration: none;
@@ -238,53 +280,158 @@ div.ui-dynatree-container a
 /*	outline: 0; /* @ Firefox, prevent dotted border after click */
 }
 
-div.ui-dynatree-container a:hover
+ul.dynatree-container a:hover
 {
-	text-decoration: underline;
+/*	text-decoration: underline; */
+	background-color: #F2F7FD; /* light blue */
+	border-color: #B8D6FB; /* darker light blue */
 }
 
-span.ui-dynatree-document a,
-span.ui-dynatree-folder a
+span.dynatree-node a
 {
-	display: inline-block; /* Better alignment, when title contains <br> */  
+	font-size: 10pt; /* required for IE, quirks mode */
+	display: inline-block; /* Better alignment, when title contains <br> */
 /*	vertical-align: top;*/
 	padding-left: 3px;
 	padding-right: 3px; /* Otherwise italic font will be outside bounds */
 	/*	line-height: 16px; /* should be the same as img height, in case 16 px */
 }
-span.ui-dynatree-folder a
+span.dynatree-folder a
 {
-	font-weight: normal;
+	font-weight: bold;
 }
 
-div.ui-dynatree-container a:focus,
-span.ui-dynatree-focused a:link  /* @IE */
+ul.dynatree-container a:focus,
+span.dynatree-focused a:link  /* @IE */
 {
 	background-color: #EFEBDE; /* gray */
 }
 
-
-span.ui-dynatree-has-children a
+span.dynatree-has-children a
 {
 }
 
-span.ui-dynatree-expanded a
+span.dynatree-expanded a
 {
 }
 
-span.ui-dynatree-selected a 
+span.dynatree-selected a
 {
-	color: black; 
+	color: green;
 	font-style: italic;
 }
 
-span.ui-dynatree-active a
+span.dynatree-active a
 {
 	background-color: #3169C6 !important;
 	color: white !important; /* @ IE6 */
 }
 
-/******************************************************************************* 
+/*******************************************************************************
+ * Drag'n'drop support
+ */
+
+/*** Helper object ************************************************************/
+div.dynatree-drag-helper
+{
+}
+div.dynatree-drag-helper a
+{
+	border: 1px solid gray;
+	background-color: white;
+	padding-left: 5px;
+	padding-right: 5px;
+	opacity: 0.8;
+}
+span.dynatree-drag-helper-img
+{
+	/*
+	position: relative;
+	left: -16px;
+	*/
+}
+div.dynatree-drag-helper /*.dynatree-drop-accept*/
+{
+
+/*    border-color: green;
+	background-color: red;*/
+}
+div.dynatree-drop-accept span.dynatree-drag-helper-img
+{
+	background-position: -32px -112px;
+}
+div.dynatree-drag-helper.dynatree-drop-reject
+{
+	border-color: red;
+}
+div.dynatree-drop-reject span.dynatree-drag-helper-img
+{
+	background-position: -16px -112px;
+}
+
+/*** Drop marker icon *********************************************************/
+
+#dynatree-drop-marker
+{
+	width: 24px;
+	position: absolute;
+	background-position: 0 -128px;
+	margin: 0;
+/*	border: 1px solid red; */
+}
+#dynatree-drop-marker.dynatree-drop-after,
+#dynatree-drop-marker.dynatree-drop-before
+{
+	width:64px;
+	background-position: 0 -144px;
+}
+#dynatree-drop-marker.dynatree-drop-copy
+{
+	background-position: -64px -128px;
+}
+#dynatree-drop-marker.dynatree-drop-move
+{
+	background-position: -64px -128px;
+}
+
+/*** Source node while dragging ***********************************************/
+
+span.dynatree-drag-source
+{
+	/* border: 1px dotted gray; */
+	background-color: #e0e0e0;
+}
+span.dynatree-drag-source a
+{
+	color: gray;
+}
+
+/*** Target node while dragging cursor is over it *****************************/
+
+span.dynatree-drop-target
+{
+	/*border: 1px solid gray;*/
+}
+span.dynatree-drop-target a
+{
+}
+span.dynatree-drop-target.dynatree-drop-accept a
+{
+	/*border: 1px solid green;*/
+	background-color: #3169C6 !important;
+	color: white !important; /* @ IE6 */
+	text-decoration: none;
+}
+span.dynatree-drop-target.dynatree-drop-reject
+{
+	/*border: 1px solid red;*/
+}
+span.dynatree-drop-target.dynatree-drop-after a
+{
+}
+
+
+/*******************************************************************************
  * Custom node classes (sample)
  */
 
diff --git a/static/style/blue/dynatree_skin/ltL_ns.gif b/static/style/blue/dynatree_skin/vline-rtl.gif
old mode 100644
new mode 100755
similarity index 90%
rename from static/style/blue/dynatree_skin/ltL_ns.gif
rename to static/style/blue/dynatree_skin/vline-rtl.gif
index 3208a526127..0400cb3eeac
Binary files a/static/style/blue/dynatree_skin/ltL_ns.gif and b/static/style/blue/dynatree_skin/vline-rtl.gif differ
diff --git a/static/style/blue/dynatree_skin/ltL_.gif b/static/style/blue/dynatree_skin/vline.gif
old mode 100644
new mode 100755
similarity index 83%
rename from static/style/blue/dynatree_skin/ltL_.gif
rename to static/style/blue/dynatree_skin/vline.gif
index 1c3fd1fa236..1b00ae50e0f
Binary files a/static/style/blue/dynatree_skin/ltL_.gif and b/static/style/blue/dynatree_skin/vline.gif differ