日期:2014-05-16 浏览次数:20772 次
<html xmlns="http://www.w3.org/1999/xhtml" > <head> <title>无标题页</title> <script language="javascript"> function openwin() { var url="b.html"; //打开模式窗口,注意模式窗口的样式 var mydata=showModalDialog(url,null,"dialogWidth:300px;dialogHeight:120px;center:yes;help:No;status:Yes;resizable:Yes;edge:sunken"); if(mydata) alert("您输入的值为:" +mydata.value); } </script> </head> <body> <input id="Button1" type="button" value="打开窗口" onclick="openwin()" /> </body> </html>
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这个用js完全可以实现
楼上的例子就不错
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Ajax Test.aspx
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="Ajax Test.aspx.cs" Inherits="Ajax_Test" %> <!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>Ajax Test</title> <script type ="text/javascript" > var xmlHttp; function createXmlHttpRequest() { if(window.XMLHttpRequest) { xmlHttp=new XMLHttpRequest(); if(xmlHttp.overrideMimeType) { xmlHttp.overrideMimeType("text/xml"); } } else if(window.ActiveXObject) { try { xmlHttp=new ActiveXObject("Msxml2.XMLHTTP"); } catch(e) { xmlHttp=new ActiveXObject("Microsoft.XMLHTTP"); } } if(!xmlHttp) { window.alert("你的浏览器不支持创建XMLhttpRequest对象"); } return xmlHttp; } //创建CheckUserName function CheckNumber(number) { createXmlHttpRequest(); var url="Event.aspx?Number="+number ; xmlHttp.open("GET",url,true); xmlHttp.onreadystatechange=CheckNumberResult; xmlHttp.send(null); } //创建用户检测的回调函数 function CheckNumberResult() { if(xmlHttp.readyState==4)//服务器响应状态 { if(xmlHttp.status==200)//代码执行状态 { if(xmlHttp.responseText=="true") { document .getElementById ("txt_Name").value="张三" } else { document .getElementById ("txt_Name").value="查无此学号!" } } } } </script> </head> <body> <form id="form1" runat="server"> <div> 请输入学号:<asp:TextBox ID="txt_Number" runat="server" onkeyup="CheckNumber(document.getElementById('txt_Number').value)"></asp:TextBox>(默认学号:001) <br /> 姓名: <asp:TextBox ID="txt_Name" runat="server">