function lookinfo()
{

                var url="News.aspx?action=ajaxtView&NumKey="+numkey;
					xmlHttp=GetXmlHttpObject(function(){
						if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
						{ 
						   var txts=xmlHttp.responseText;
						   if (!isNull(txts))
						   var showtxt="";
						   showtxt=txts;
						   ymPrompt.win({message:'<br>'+showtxt+'',title:'查看信息',width:500,height:300,allowRightMenu:true,allowSelect:true,useSlide:true,slideCfg:{increment:0.1,interval:50}})
						}else
						{		
						 
						}					
					})
					xmlHttp.open("GET", url , true)
					xmlHttp.send(null)

}