<%@ Page Language="C#" Inherits="MyDefaultPage"
CodeFile="Default.aspx.cs" %>
<html xmlns="http://www.w3.org/1999/xhtml" >
<body>
<center>
<form id="Form1" action="Default.aspx" method="post" runat="server">
Color : <asp:dropdownlist id="Color" runat="server">
<asp:listitem>white</asp:listitem>
<asp:listitem>black</asp:listitem>
</asp:dropdownlist>
<br/>
<asp:button id="Button1" text="Submit" OnClick="Btn_Click"
runat="server"/>
<br/>
<asp:label id="Msg" runat="server"/>
</form>
</center>
</body>
</html>