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<div id="aa">
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var xmlhttp=false;  //·Å ActiveXObjectµÄʵÀý
var NewsInfo="";    //·Å ×Ö·û´®
function GetXmlHttp()
...{
  if(window.ActiveXObject)
   ...{
     try
       ...{
  xmlhttp=new ActiveXObject("Msxml2.XMLHTTP.3.0");
       }
     catch(e)
       ...{
   try
     ...{
       xmlhttp=new ActiveXObject("Microsoft.XMLHTTP");
     }
   catch(e)
     ...{
       NewsInfo="·þÎñÆ÷æ...";
     }
       }
   }
   return xmlhttp;
}
function CallServer()
...{
  GetXmlHttp();
  var struser=document.getElementById("txtuser").value;
  if(struser=="" || struser==null)return;
  var url="CallServer.aspx?user="+escape(struser);
  xmlhttp.onreadystatechange=CallBack;
  xmlhttp.open("post",url,true);
  xmlhttp.send();
}
function CallBack()
...{
  if(xmlhttp.readyState==1)
    ...{
      NewsInfo="Loading...";
    }
  if(xmlhttp.readyState==4)
    ...{
      var msg=xmlhttp.reponseText;
      var spanid=document.getElementById("errInfo");
      spanid.innerHTML=msg;
    }
}
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