ajax

时间：2011-04-19 来源：Ring

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default2.aspx.cs" Inherits="Default2" %>

<!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 runat="server">
    <title></title>
    <script>

        var xmlHttp;

        function createXmlHttp() {
            if (window.XMLHttpRequest) {
                xmlHttp = new XMLHttpRequest();
            } else {
                xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");
            }
        }

        function callBack() {
            if (xmlHttp.readyState == 4) {
                document.getElementById("tid").innerHTML = xmlHttp.responseText;
            }
        }

        function ajax(rid) {

            createXmlHttp();
            xmlHttp.onreadystatechange = callBack;
            xmlHttp.open("GET", "list.aspx?id=" + rid, true);
            xmlHttp.send(null);

        }

       
  
    </script>
</head>
<body>
    <form id="form1" runat="server">
    <div>
        <input type="text" id="testv" />
        up<div id="tid">
        </div>
        down <a href="#" onclick="ajax(document.getElementById('testv').value)">click me</a>
    </div>
    </form>
</body>
</html>

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