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<%@ page language="java" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
 <head>
  <title>jquery ajax</title>
  <link rel="stylesheet" type="text/css" media="screen"
   href="screen.css" />
  <meta http-equiv="pragma" content="no-cache">
  <meta http-equiv="cache-control" content="no-cache">
  <meta http-equiv="expires" content="0">
  <meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
  <meta http-equiv="description" content="This is my page">
  <script src="jquery.js" type="text/javascript"></script>
  <script src="json.js" type="text/javascript"></script>
  <script language="javascript">
 $(document).ready(function() {
  $("#bt").click( function() {
     
    
    //$.post("send.do?method=query",
      {"account":$("#account").val()},
      //function(data) {     
      //})
      
  $.ajax({
    type:"post",
                  url:"send.do?method=query2",
                  data: "account="+$("#account").val(),//{"account":$("#account").val()},
            
               success:function(data){
              var ul = eval('('+data+')');
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AJAX XMLHttpRequest


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XMLHttpRequest
XMLHttpRequest ¶ÔÏóÊÇ AJAX µÄ¹Ø¼ü¡£
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jquery AJAXÓ¦ÓÃ

load(url[,data][,callback])------------->ͨ³£ÓÃÀ´´ÓWEB·þÎñÆ÷ÉÏ»ñÈ¡¾²Ì¬µÄÊý¾ÝÎļþ
url: stringÀàÐÍ ÇëÇóHTMLÒ³ÃæµÄURLµØÖ·
data(¿ÉÑ¡): object ·¢ËÍÖÁ·þÎñÆ÷µÄkey/valueÊý¾Ý
callback(¿ÉÑ¡):function ÇëÇóÍê³Éʱ»Øµ÷º¯Êý
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<style type="text/css">
* { margin:0; padding ......

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      var url = "login.jsp?user=XXX&pwd=XXX";
      xmlHttpRequest.open("GET",url, ......

FireFoxºÍIE ÖÐ Ajax ͬ²½Ö´ÐÐ

var Ajax = new Object;
Ajax.Sysch = function(url) {
var req;
var result = "";
//document .write ("hello")
if (window.XMLHttpRequest) {
//´úÂë¶Î1
// ·ÇIEä¯ÀÀÆ÷

req = new XMLHttpRequest();
//alert(req);
//req.setReque ......
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