孟子e章！为什么我将你的“温馨提示”页面后？点击页面上任何一个按钮，它就会又弹出来一次的？

你可以用Cookie控制或者用代码。在Lage_Load里加Response.Write("<script>var isShow=" + this.IsPostBack.ToString()) + "</script>");
然后在前端根据这个变量进行设置
例子WebForm1.aspx<%@ Page language="c#" Codebehind="WebForm1.aspx.cs" EnableViewState="true" AutoEventWireup="false" Inherits="WebApplication2.WebForm1" %>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" >
<HTML>
<HEAD>
<title>WebForm1</title>
<meta name="GENERATOR" Content="Microsoft Visual Studio .NET 7.1">
<meta name="CODE_LANGUAGE" Content="C#">
<meta name="vs_defaultClientScript" content="JavaScript">
<meta name="vs_targetSchema" content="http://schemas.microsoft.com/intellisense/ie5">
</HEAD>
<body MS_POSITIONING="GridLayout">
<div id="eMeng" style="BORDER-RIGHT:#455690 1px solid; BORDER-TOP:#a6b4cf 1px solid; Z-INDEX:103; LEFT:0px; VISIBILITY:hidden; BORDER-LEFT:#a6b4cf 1px solid; WIDTH:180px; BORDER-BOTTOM:#455690 1px solid; POSITION:absolute; TOP:0px; HEIGHT:116px; BACKGROUND-COLOR:#c9d3f3">
<table width="100%" border="0" cellpadding="0" cellspacing="0" style="BORDER-TOP:#ffffff 1px solid; BORDER-LEFT:#ffffff 1px solid"
bgcolor="#cfdef4">
<tr>
<td height="24" width="26" style="FONT-SIZE:12px;BACKGROUND-IMAGE:url(Images/msgTopBg.gif);COLOR:#0f2c8c"
valign="middle"><img src="Images/meng.gif" hspace="5" align="absMiddle" vspace="1"></td>
<td style="FONT-WEIGHT:normal;FONT-SIZE:9pt;BACKGROUND-IMAGE:url(Images/msgTopBg.gif);COLOR:#1f336b;PADDING-TOP:4px"
valign="middle" width="100%">温馨提示：</td>
<td style="BACKGROUND-IMAGE:url(Images/msgTopBg.gif);PADDING-TOP:2px" valign="middle"
width="19" align="right"><img src="Images/msgClose.jpg" hspace="3" style="CURSOR:pointer" onclick="closeDiv()"
title="关闭"></td>
</tr>
<tr>
<td colspan="3" height="90" style="PADDING-RIGHT:1px;BACKGROUND-IMAGE:url(Images/msgBottomBg.jpg);PADDING-BOTTOM:1px">
<div style="BORDER-RIGHT: #b9c9ef 1px solid; PADDING-RIGHT: 13px; BORDER-TOP: #728eb8 1px solid; PADDING-LEFT: 13px; FONT-SIZE: 9pt; PADDING-BOTTOM: 13px; BORDER-LEFT: #728eb8 1px solid; WIDTH: 100%; COLOR: #1f336b; PADDING-TOP: 18px; BORDER-BOTTOM: #b9c9ef 1px solid; HEIGHT: 100%">请打开您的音箱收听不同的音乐吧，随机播放。快试试吧！：）<br>
<div align="center"><a href="#" onclick="window.parent.frames['TopMusic'].location='Play.aspx';return false"
style="FONT-WEIGHT:bold;COLOR:navy">收听全部</a></div>
</div>
</td>
</tr>
</table>
</div>
<form id="Form1" method="post" runat="server">
<asp:Button id="Button1" style="Z-INDEX: 101; LEFT: 176px; POSITION: absolute; TOP: 88px" runat="server"
Text="Button"></asp:Button>
<asp:Button id="Button2" style="Z-INDEX: 102; LEFT: 160px; POSITION: absolute; TOP: 144px" runat="server"
Text="Button"></asp:Button>
<asp:TextBox id="TextBox1" style="Z-INDEX: 104; LEFT: 344px; POSITION: absolute; TOP: 136px"
runat="server"></asp:TextBox>
</form>
<script language="JavaScript" type="text/javascript">
var divTop,divLeft,divWidth,divHeight,docHeight,docWidth,objTimer,i = 0;
function getMsg()
{
try{
divTop = parseInt(document.getElementById("eMeng").style.top,10)
divLeft = parseInt(document.getElementById("eMeng").style.left,10)
divHeight = parseInt(document.getElementById("eMeng").offsetHeight,10)
divWidth = parseInt(document.getElementById("eMeng").offsetWidth,10)
docWidth = document.body.clientWidth;
docHeight = document.body.clientHeight;
document.getElementById("eMeng").style.top = parseInt(document.body.scrollTop,10) + docHeight + 10;//  divHeight
document.getElementById("eMeng").style.left = parseInt(document.body.scrollLeft,10) + docWidth - divWidth
document.getElementById("eMeng").style.visibility="visible"
objTimer = window.setInterval("moveDiv()",10)
}
catch(e){}
}function resizeDiv()
{
i+=1
if(i>1288) closeDiv()
try{
divHeight = parseInt(document.getElementById("eMeng").offsetHeight,10)
divWidth = parseInt(document.getElementById("eMeng").offsetWidth,10)
docWidth = document.body.clientWidth;
docHeight = document.body.clientHeight;
document.getElementById("eMeng").style.top = docHeight - divHeight + parseInt(document.body.scrollTop,10)
document.getElementById("eMeng").style.left = docWidth - divWidth + parseInt(document.body.scrollLeft,10)
}
catch(e){}
}function moveDiv()
{
try
{
if(parseInt(document.getElementById("eMeng").style.top,10) <= (docHeight - divHeight + parseInt(document.body.scrollTop,10)))
{
window.clearInterval(objTimer)
objTimer = window.setInterval("resizeDiv()",1)
}
divTop = parseInt(document.getElementById("eMeng").style.top,10)
document.getElementById("eMeng").style.top = divTop - 1
}
catch(e){}
}
function closeDiv()
{
document.getElementById('eMeng').style.visibility='hidden';
if(objTimer) window.clearInterval(objTimer)
}
if(isShow)
{
window.onload = getMsg;
window.onresize = resizeDiv;
}
window.onerror = function(){}
</script>
</body>
</HTML>
WebForm1.aspx.cs
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;namespace WebApplication2
{
/// <summary>
/// WebForm1 的摘要说明。
/// </summary>
public class WebForm1 : System.Web.UI.Page
{
protected System.Web.UI.WebControls.Button Button1;
protected System.Web.UI.WebControls.TextBox TextBox1;
protected System.Web.UI.WebControls.Button Button2;private void Page_Load(object sender, System.EventArgs e)
{
// 在此处放置用户代码以初始化页面
if(!this.IsPostBack)
Response.Write("<script>var isShow=true</script>");
else
Response.Write("<script>var isShow=false</script>");
}#region Web 窗体设计器生成的代码
override protected void OnInit(EventArgs e)
{
//
// CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
//
InitializeComponent();
base.OnInit(e);
}/// <summary>
/// 设计器支持所需的方法 - 不要使用代码编辑器修改
/// 此方法的内容。
/// </summary>
private void InitializeComponent()
{
this.Button1.Click += new System.EventHandler(this.Button1_Click);
this.Load += new System.EventHandler(this.Page_Load);}
#endregionprivate void Button1_Click(object sender, System.EventArgs e)
{}
}
}

调试易

孟子e章！为什么我将你的“温馨提示”页面后？点击页面上任何一个按钮，它就会又弹出来一次的？

解决方案 »