var setting = {      
	//fontCss : {color:"red"},
	nameCol : "text",
	nodesCol : "children",
	expandSpeed : "slow", //fast slow ""
	isSimpleData : false,    //是否为简单数组数据 这里还可以用array数据
	showIcon : true,//不显示文件夹图标	
	showLine: true, //是否带有虚线      
	checkable: false, //是否带有选择框
	callback : {
		 beforeExpand: zTreeOnBeforeExpand,
		 onExpand: zTreeOnExpand,
		 click: zTreeClick
	}
};  
var zTreeObj;

$(document).ready(function()
{	
	zTreeObj = $("#tree").zTree(setting, zTreeNodes);
	if(cat_id != "" && cat_id != null)
	{
		initRightFrameForCategory(cat_id);
	}
});

//点击树所触发的事件
function zTreeClick()
{
	var url="";
	var selectedNode = zTreeObj.getSelectedNode();
	var isopen = 0;
	if(selectedNode.attributes.url != null && selectedNode.attributes.url != "")
	{
		var url = selectedNode.attributes.url.split("?");
		if(url[1] != null && url[1] != "")
		{
				var param = url[1].split("&");
				if(param != null && param != "")
				for(var i= 0 ; i < param.length; i++)
				{
						var value = param[i].split("=")[1];
						if(value == "_blank")
						{
								isopen = 1;
						}
				}
				if(isopen == 1)
				{
						window.open(selectedNode.attributes.url);
				}
				else
				{
						$("#rightFrame").attr("src",selectedNode.attributes.url);
				}
		}
		else
		{
				$("#rightFrame").attr("src",selectedNode.attributes.url);
		}
		//window.open(selectedNode.attributes.url);
	}else{
		var tm_param = "";
		if(template_id != "" && template_id != null)
			tm_param = "&tm_id="+template_id;
		/*
        if(selectedNode.children == null)
		{
           url = "/info/iList.jsp?site_id="+site_id+"&cat_id="+selectedNode.id+tm_param;
		}else{
		   url = "/info/iIndex.jsp?site_id="+site_id+"&cat_id="+selectedNode.id+tm_param;
		}
		window.open(url);
		*/
		changeRightFrame(selectedNode.id);
    }
}


//点击树改变右窗体链接地址 iframe的名称必须为rightFrame
function changeRightFrame(id)
{
	var tm_param = "";
	if(template_id != "" && template_id != null)
		tm_param = "&tm_id="+template_id;
	//var is_sh = false;
	//if(isShared)
	//{
		//is_sh = isShared;
	//}
	//if(is_sh == true || node_id != "")
		//$("#rightFrame").attr("src","/info/iList.jsp?isSd="+is_sh+"&node_id="+node_id+"&cat_id="+id+tm_param);
	//else
		$("#rightFrame").attr("src","/info/iList.jsp?site_id="+site_id+"&cat_id="+id+tm_param);
}


//初始展示栏目数据,需要栏目ID
function initRightFrameForCategory(cat_id)
{
	var node = zTreeObj.getNodeByParam("id",cat_id);
	changeRightFrame(cat_id);
	zTreeObj.selectNode(node);
	zTreeObj.expandNode(node, true, false);
}

var lastNode = null;

function zTreeOnBeforeExpand(treeId, treeNode){ 
	if(treeNode.parentNode == null || treeNode.parentNode == undefined)
	{
		zTreeObj.expandAll(false);
	}
	else if(lastNode != null)
	{
		if(lastNode.parentNode != null && treeNode.parentNode != undefined )
		{
			zTreeObj.expandNode(lastNode,false,false);
		}
	}
	lastNode = treeNode;
}

function zTreeOnExpand(event, treeId, treeNode){}