function getHTMLText(elementId,url){
		var options={method:"get",asynchronous:true};
		var request=new Ajax.Updater(elementId,url,options);				
	}
	
	function menuDown() {
		var sfEls = document.getElementById("nav").getElementsByTagName("li");
		for (var i=0; i<sfEls.length; i++) {
			sfEls[i].onmouseover=function() {
				this.className+=(this.className.length>0? " ": "") + "sfhover";
			}
			sfEls[i].onMouseDown=function() {
				this.className+=(this.className.length>0? " ": "") + "sfhover";
			}
			sfEls[i].onMouseUp=function() {
				this.className+=(this.className.length>0? " ": "") + "sfhover";
			}
			sfEls[i].onmouseout=function() {
				this.className=this.className.replace(new RegExp("( ?|^)sfhover\\b"), "");
			}
		}
	}
	function menuFix(){
		var browser=navigator.appName 
		var b_version=navigator.appVersion 
		var version=b_version.split(";"); 
		var trim_Version=version[1].replace(/[ ]/g,""); 
		if(browser=="Microsoft Internet Explorer" && trim_Version=="MSIE7.0") 
		{ 
			 
		}else{
			menuDown();
		} 
	}
	
	function getDateFromServiceText(newsId){
		var options={method:"get",asynchronous:true,
			onSuccess:function(transport,json){		
				var returnData=DWRUtil.objectEval(transport.responseText);
					    $('count').innerText = returnData;
					},
					onFailure:function(transport,json){
						alert("AJAX调用错误"+transport.responseText);
					}
				};
				var request=new Ajax.Request("../../indexservice.do?action=addCount&search_nid="+newsId,options);
			}
		DWRUtil.objectEval=function(text){
	    text = text.replace(/\n/g, ' ');
	    text = text.replace(/\r/g, ' ');
	    if (text.match(/^\s*\{.*\}\s*$/)){
	      text = '[' + text + '][0]';
	    }
	    return eval(text);
	}