改顏色：

.aspx :

%@ Page Language=C# AutoEventWireup=true CodeFile=SessionTest.aspx.cs Inherits=SessionTest %

!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無標題頁/title

link rel=Stylesheet href=test.css type=text/css/

script type=text/javascript

function ChangeColor()

{

document.body.bgColor = %=bgcolor%;

}

/script

/head

body οnlοad=ChangeColor()

form id=form1 runat=server

div

asp:Button ID=Button1 runat=server OnClick=Button1_Click Text=Button /

asp:Button ID=Button2 runat=server Text=Button /

/div

/form

/body

/html

.aspx.cs 里

using System;

using System.Data;

using System.Configuration;

using System.Collections;

using System.Web;

using System.Web.Security;

using System.Web.UI;

using System.Web.UI.WebControls;

using System.Web.UI.WebControls.WebParts;

using System.Web.UI.HtmlControls;

using System.Runtime.InteropServices;

public partial class SessionTest : System.Web.UI.Page

{

protected string bgcolor;

protected void Page_Load(object sender, EventArgs e)

{

}

protected void Button1_Click(object sender, EventArgs e)

{

bgcolor = red;

}

}

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