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index.jsp
<html>
<head>
<style >
 #child{
  color: #333;
  width:200px;
  height:200px;
  border: 1px black;
 }
 ul,li{
  margin-left:25px;
  list-style: none;
  line-height: 20px;
 }
</style>
<script type="text/javascript">
 var xmlHttp;
 function autoSelect(word){
  var keywd = word.value;
  var url ="test.do?keywd="+escape(keywd);
  
  if(window.ActiveXObject){
   xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
  }
  else if(window.XMLHttpRequest){
   xmlHttp = new XMLHttpRequest();
  }
  xmlHttp.open("post",url);
  xmlHttp.onreadystatechange = callback;
  xmlHttp.send(null);s
 }
  function callback(){
   if(xmlHttp.readyState ==4){
    if(xmlHttp.status ==200){
        var temp = xmlHttp.responseText;
   var temparray = new Array();
   if(temp != ''){
    temparray = temp.split("?");
    var str="<ul>";
    for(i=1;i<temparray.length;i++){
     str +="<li>"+temparray[i]+"</li>";
    }
    str +="</ul>";
    document.getElementById("child").innerHTML =unescape(str);
   }
   
    }
   }
  }
</script>
  </head>
 
  <body>
   <form action="test.do" method="post">
    


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1.ASPAJAXExtSetup.msi
http://download.microsoft.com/download/5/4/6/5462bcbd-e738-45fa-84ca-fa02b0c4e1c2/ASPAJAXExtSetup.msi
2.ASPAJAXSourceCode.msi
http://download.microsoft.com/download/6/d/6/6d6c7c47-b9ff-4934-bb03-8a45b8418d35/ASPAJAXSourceCode.msi
3.AjaxControlToolkit
http://ww ......

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   var queryString = "firstName=" + firstName + "&lastName=" + lastName
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function ajaxSend() {
$.ajax({
url: “Test_Ajax.aspx”,
type: “post”,
data: { name: “ajax” },//Èç¹ûÇëÇóµÄ×ÔÉíÒ³Ãæ£¬ÎªÁËÔÚºǫ́ÅжÏÊDz»ÊÇajaxÇëÇó
error: function(xhr, textStatus, errorThown) {
alert(errorThown) ......

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