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(function($){$.widget("ui.tree",{options:{rootName:'Root',rootClass:'root',loaderClass:'load',collapseTree:false,charLength:false},_init:function(){var self=this;if(!this.element)return;this._trigger('onInit',null,function(){self._nodeEvents()})},_nodeEvents:function(parent){var self=this;if(!parent){parent=this.element}$('ul:first',parent).attr({'role':'tree'}).children('li').attr('aria-level',1);$('li',parent).attr({'role':'treeitem'}).attr('aria-expanded',function(){return $(this).hasClass('open')?true:false}).attr('aria-level',function(i,v){if(!v){return parseFloat($(this.parentNode.parentNode).attr('aria-level'))+1}});$('ul:gt(0)',parent).attr({'role':'group'});$('div.tree-image',parent).attr('role','presentation').each(function(){var p=self._findParent(this);$(this).click(function(e){self.toggleNode(e,p)})});$('span',parent).attr('role','presentation').each(function(){if(!$.support.cssFloat){this.onselectstart=function(){return 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node=this._findNode(id,parent);var ul=$(node).parent('ul');$(node).remove();if(ul&&!this._hasNodes(ul)){$(ul).remove()}},createNode:function(nodes,parent){var self=this;var e,p,h,l,np,i;if(!nodes.length){return}if(!parent){parent=$.String.dirname($(nodes[0]).attr('id'))}if($.type(parent)=='string'){parent=this._findParent(parent)}if(nodes&&nodes.length){var ul=$('ul.tree-node:first',parent)||null;if(!ul.length){ul=document.createElement('ul');$(ul).attr({'role':'group'}).addClass('tree-node').append('<li class="spacer" role="treeitem" aria-expanded="false"></li>');$(parent).append(ul)}$.each(nodes,function(i,node){if(!self._isNode(node.id,parent)){if(!node['class']){node['class']='folder'}var title=node.name||node.id;title=$.String.decode(title);name=title;len=self.options.charLength;if(len&&name.length>len){name=name.substring(0,len)+'...'}var img=/folder/.test(node['class'])?'tree-image':'tree-noimage';var url=!node.url?'javascript:;':node.url;var li=document.createElement('li');$(li).attr({'id':self._escape(encodeURI(node.id))}).append('<div class="tree-row">'+'<div role="presentation" class="'+img+'"></div>'+'<span role="presentation" class="'+node['class']+'">'+'<a href="'+url+'" title="'+title+'">'+name+'</a>'+'</span>'+'</div>').attr('aria-level',parseFloat($(parent).attr('aria-level'))+1);$(ul).append(li);$('div.tree-row',li).hover(function(){$(this).addClass('hover')},function(){$(this).removeClass('hover')});$('div.tree-image',li).click(function(e){self.toggleNode(e,li)});$('span',li).click(function(e){self._trigger('onNodeClick',e,li)});self.toggleNodeState(parent,1);self._trigger('onNodeCreate')}else{self.toggleNodeState(parent,1)}})}else{this.toggleNodeState(parent,1)}},_findParent:function(el){if($.type(el)=='string'){return $('li[id="'+this._encode(el)+'"]:first',this.element)}else{return 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