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<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head>
    <title>AjaxÒì²½µ÷ÓÃ</title>
</head>
<body>
    <div style="background-color:Yellow" id="mytext">AjaxÒì²½µ÷ÓÃ
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</body>
</html>
<script type="text/javascript">
var XMLHttpReq;
function createHTTP(){
   //¸ù¾Ý²»Í¬µÄä¯ÀÀÆ÷´´½¨XMLHttpRequest
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     {
        XMLHttpReq=new ActiveXObject("Microsoft.XMLHTTP");
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   else  if(window.XMLHttpRequest){//ÆäËûä¯ÀÀÆ÷
        XMLHttpReq=new XMLHttpRequest();
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}
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function startHTTP()
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