mono/mcs/class/System.Web/Test/standalone/theme/ThemeTest2/index.aspx

<%@ Page Language="C#" Theme="Green" %>
<script runat="server">
void Page_Init ()
{
//  throw new Exception ();
}
</script>

<form runat="server">
  <asp:Label runat="server" id="label" Text="Label"/>
  <asp:Button runat="server" id="button" Text="Button"/>
</form>