function unSearchLayer(){
  document.getElementById("bodyly").style.display='none';
  document.getElementById("SearchDiv").style.display='none';
  } 
function JumpSearchLayer(fname,vname,tname,Searchtype){
document.getElementById("bodyly").style.display="block";
document.getElementById("bodyly").style.width=document.body.clientWidth+"px";  
document.getElementById("bodyly").style.height=document.body.clientHeight+"px";  
document.getElementById("SearchDiv").style.display='block';
document.getElementById("SearchDiv").style.top=document.documentElement.scrollTop+140+"px";  
document.getElementById("SearchDiv").style.left=document.body.clientWidth/2-270+"px";
var xmlhttp;
try
{xmlhttp=new ActiveXObject("Msxml2.XMLHTTP");}
catch (e){try{xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");}
catch (e){try{xmlhttp=new XMLHttpRequest();}
catch (e){}
}
}
xmlhttp.open("post","sp.asp?fname="+escape(fname)+"&vname="+escape(vname)+"&tname="+escape(tname)+"&Searchtype="+escape(Searchtype)+ "&t=" + new Date().getTime());
xmlhttp.onreadystatechange=function()
{if(4==xmlhttp.readyState){
if(200==xmlhttp.status){msg=xmlhttp.responseText;}
else{msg="网络链接失败！";}
}else{msg="<img src='../imges/loing.gif'>数据读取中，请稍后…";
}
var ch=document.getElementById("SearchLayer");
ch.innerHTML=msg; 
}
xmlhttp.send(null); 
return false;
} 
//-->