ASP.NET 2.0提供了一个Menu 类，可以方便地创建水平或者垂直方向的下拉菜单，下面就是一个例子：
<%@ Page Language="C#" %><html><!-- ASP.NET 2.0的例子 --><head runat="server"></head>
<body><form runat="server">
<h3>下拉菜单的例子</h3>
<!-- Use declarative syntax to create the --><!-- menu structure. Submenu items are --><!-- created by nesting them in parent menu --><!-- items. --><asp:menu id="NavigationMenu" disappearafter="2000" staticdisplaylevels="2" staticsubmenuindent="10" orientation="Horizontal" font-names="Arial" target="_blank" runat="server"> <staticmenuitemstyle backcolor="#DDDDDD" forecolor="red"/> <statichoverstyle backcolor="#DDDDDD"/> <dynamicmenuitemstyle backcolor="#EEEEEE" forecolor="red"/> <dynamichoverstyle backcolor="#DDDDDD" forecolor="Black"/>
<items> <asp:menuitem navigateurl="http://dotnet.aspx.cc/" text="首页" tooltip="首页"> <asp:menuitem navigateurl="http://dotnet.aspx.cc/ShowList.aspx?id=1" text="ASP.NET 栏目" tooltip="ASP.NET 栏目"> <asp:menuitem navigateurl="Classical.aspx" text="ASP.NET 最新文章" tooltip="ASP.NET 最新文章"/> <asp:menuitem navigateurl="Rock.aspx" text="ASP.NET 问与答" tooltip="ASP.NET 问与答"> <asp:menuitem navigateurl="Classical.aspx" text="ASP.NET 最新文章" tooltip="ASP.NET 最新文章"/> <asp:menuitem navigateurl="Classical.aspx" text="ASP.NET 最新文章" tooltip="ASP.NET 最新文章"/> </asp:menuitem> <asp:menuitem navigateurl="Jazz.aspx" text="Jazz" tooltip="Jazz"/> </asp:menuitem> <asp:menuitem navigateurl="Movies.aspx" text="Movies" tooltip="Movies"> <asp:menuitem navigateurl="Action.aspx" text="Action" tooltip="Action"> <asp:menuitem navigateurl="Drama.aspx" text="Drama" tooltip="Drama"/> </asp:menuitem> <asp:menuitem navigateurl="Drama.aspx" text="Drama" tooltip="Drama"/> <asp:menuitem navigateurl="Musical.aspx" text="Musical" tooltip="Musical"/> </asp:menuitem> </asp:menuitem> </items> </asp:menu></form></body></html>
