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дһ¸öajax funciton

function Ajax(url)
{
var m_xmlReq=null;
if(window.ActiveXObject)
{
try
{
m_xmlReq = new ActiveXObject('Msxml2.XMLHTTP');
}
catch(e)
{
try{m_xmlReq = new ActiveXObject('Microsoft.XMLHTTP');}catch(e){}
}
}
else if(window.XMLHttpRequest)
{
m_xmlReq = new XMLHttpRequest();
}
this.post=function(d)
{
if(!m_xmlReq) return;
m_xmlReq.open('POST',url,false);
m_xmlReq.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded;charset=utf-8');
m_xmlReq.send(d);
return eval(m_xmlReq.responseText);
}
}


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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <title>index</title>
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function  updateDB(operate){
  var objDom=new ActiveXObject("msxml.DomDocument");
   var objRoot=objDom.createElement("All");
   objDom.appendChild(objRoot);
  
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