var objRequest;
function getajax()
{
try
{
   objRequest = new ActiveXObject("Msxml2.XMLHTTP");
}
catch(e)
{
  try
     {
     objRequest = new ActiveXObject("Microsoft.XMLHTTP");
     }
  catch(oc)
   {
     objRequest=null;
   }
}
}
function Isname()
{ getajax();
  var name = document.getElementById("E_login").value;
 
if(!objRequest&&typeof XMLHttpRequest!="undefined")
   {objRequest=new XMLHttpRequest();}
var url="checkname.aspx?action=Isreg&name="+escape(name);

   if(objRequest!=null)
     {
       objRequest.onreadystatechange = nameProcess;
       objRequest.open("GET",url,true);
       objRequest.send(null);
       
     }
}
function nameProcess()
{
var objname = document.getElementById("nametest");

  if(objRequest.readyState<4){
objname.innerHTML="ÕýÔÚ¼ì²â¡­¡­";
  }
  else if(objRequest.readyState == 4){
   var response = objRequest.responseText;
objname.innerHTML=unescape(response);
  }
   else{
objname.innerHTML = "Error:"+objRequest.statusText;
  }
}