JS树"造成该页上的脚本造成Internet Explorer 运行速度减慢.如果继续运行,您的计算机将变的更慢.是否取消该脚本?"问题:高手请进

taofan911 2009-10-10 12:25:09



<html>

	<head>

		<title>区域树形结构</title>

<script type="text/javascript">

			

					 //var test = new Array();

					 //test=data; 

					 

				d = new dTree('d');

			    d.add(0,-1,'区域信息');

			   	d.config.useCookies=false;

			   		 

			   	var icon;

				var iconOpen;

				var iconEmpty=d.icon.empty;

				var parentslitid;

				icon = d.icon.folder;

				iconOpen = d.icon.folderOpen;

				function submenu(parentid)

	    		{		

		    		parentslitid = "s"+parentid;

		    		//

		   			//展开  显示:正在加载...

		   			//var n = d.getElementIndex("s"+parentid);

		   			var n = d.getElementIndex(parentslitid);

		   			d.o(n);

		   			//加载Room

		   			Area.addRoom(parentid,callBack);

				}

				function callBack(data)

				{

						var arrid =[];

						var arrnodeid =[];	

						var e;

					for(var i=0;i<data.length;i++)

					{ 

						e = data[i];

						d.add(e.fldinodeid,e.fldiparentid,e.fldifuncname,e.fldsurl,null,'_blank');

						//d.add(e.fldinodeid,e.fldiparentid,e.fldifuncname,e.fldsurl);

					}

					

					//alert("parentslitid=="+parentslitid);

					if(parentslitid!=0)

					{	   		

			   			var isfind1;

			   			var isfind2;

			   			for (var n = 0; n < d.aNodes.length; n++) {

			   				//修改双击时的事件为o() 不再去数据库中读取

			   				if (d.aNodes[n].pid == parentslitid && d.aNodes[n].id == 'temp') {

								d.aNodes[n].pid= -2 ;

								isfind1= true;

							}

							

							//不再显示自动加载

							if (d.aNodes[n].id == parentslitid){ 

								d.aNodes[n].url="javascript: d.o(" + n + ")";

								isfind2= true;

							}

							if(isfind1&&isfind2)

								break;

							

						}

						

			   		}

				   		

					//保存原来所有还未加载的节点

		   			for (var n = 0; n < d.aNodes.length; n++) 

			   			{

			   				if(d.aNodes[n].id=='temp' &&d.aNodes[n].pid!=-2)

			   				{

								arrnodeid.push(d.aNodes[n].pid.substring(1,d.aNodes[n].pid.length));

			   					arrid.push(d.getElementIndex(d.aNodes[n].pid));

			   		   }

			   			}

						//alert(document.getElementById("divtree"));

			   			$("divtree").innerHTML = d;	

			   			//document.getElementById("divtree").innerHTML=d;

			   			//修改点击+时的事件为submenu 去数据库中读取	

			   			for(var n = 0 ;n<arrid.length;n++)

			   			{

			   				if(d.getElementIndex(d.aNodes[arrid[n]].pid)!=-1)

				   			{

									var eJoin = document.getElementById("jd" + arrid[n]);

									eJoin.parentNode.href='javascript:submenu(\'' +arrnodeid[n] + '\')';

						}							

					}



				}

		</script>

	</head>

	<body onload="callBackTest()">

		<form action="area.do?dispatch=delete" method="post">

			<table align="center" style=" width:70%;border-color: #6699cc">

				<tr>

					<th>

						区域维护

					</th>

					<td align="right">

						<input class="btn" type="button" value="列表"

							onclick="javascript:window.location.href='createPage.do?dispatch=listPage&subclass=2201001'">

						<input class="btn" type="button" value="增加"

							onclick="javascript:window.location.href='createPage.do?dispatch=addPage&subclass=2201001'">

						<input class="btn" type="button" value="修改"

							onclick="checkForModify('id','createPage.do?dispatch=editPage&subclass=2201001');">

						<input class="btn" type="submit" value="删除"

							onclick="return checkForDelete('id','area.do?dispatch=delete');">

					</td>



				</tr>

				<tr>

					<th valign="middle">

						区域信息

					</th>

					<td>

						<div class="dtree" id="divtree"

							style=" left:0px; top:10px; width:200px; z-index:2;">

						</div>

					</td>

			</table>

		</form>

	</body>

</html>

这个是一个树的子节点,当点这个子节点的时候调用submenu(parentid)函数, IE会弹出一个提示说:该页上的脚本造成Internet Explorer 运行速度减慢.如果继续运行,您的计算机将变的更慢.是否取消该脚本? 我点是的时候前台页面出现Object 我点否的时候正常出现结果.
是不是那里优化不好呀,不是死循环造成的.数据库里的数据变多了.我个人测试了感觉是这句话$("divtree").innerHTML = d;影响的,有高人指定下咋解决 ,具体点.老弟我先谢谢了

...全文