ajax非同步通訊

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上載者:User
<!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></title>    <script language="javascript" type="text/javascript" src="jquery-1.8.0.min.js"></script>    <script language="javascript">        $(function () {            $(":input").mouseenter(function () {                $(this).css("border", "1px solid red");            });            $(":input").mouseout(function () {                $(this).css("border", "1px solid black");            });        });        var xmlHttp;        function createXMLHttpRequest() {            if (window.ActiveXObject)                xmlHttp = new ActiveXObject("Microsoft.XMLHTTP");            else if (window.XMLHttpRequest)                xmlHttp = new XMLHttpRequest();        }        function startRequest() {            createXMLHttpRequest();            xmlHttp.open("GET", "Default.aspx", true);            xmlHttp.onreadystatechange = function(){                if (xmlHttp.readyState == 4 && xmlHttp.status == 200)                    alert("伺服器返回"+xmlHttp.responseText);            }            xmlHttp.send(null);            //alert("伺服器返回" + xmlHttp.responseText);        }    </script>    <style type="text/css">        .btn         {            width:60px;            border:1px solid red;             background-color:gray;            color:Red;        }    </style></head><body><center><form><table><tr>    <td><label>使用者名稱</label></td><td><input type="text" name="name" /></td></tr><tr>    <td><label>密碼</label></td><td><input type="password" name="pass" /></td></tr><tr>    <td></td><td align="center"><input type="button" value="OK" class="btn" />&nbsp<input type="reset" value="reset" class="btn" /></td></tr></table><p>Test JS</p><input type="button" value="測試非同步通訊" onclick="startRequest()" /></form></center></body></html>
 
 
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Default.aspx.cs" Inherits="_Default" ContentType="text/html" ResponseEncoding="gb2312" %><%@ Import Namespace="System.Data" %><%    Response.Write("非同步測試成功,Hello!!");    %>
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