I thought that is very easy ...but after work in that task ...i think i were wrong ....
I will Explain My Example.........Have 1 Page And UserControls A,B
I added in The ASP Page UserControl "A" in static way in Aspx page like that
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="WebApplication4._Default" %>
<%@ Register src="WebUserControl1.ascx" tagname="WebUserControl1" tagprefix="uc1" %>
<!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>Untitled Page</title>
</head>
<body>
<form id="form1" runat="server">
<div>
<uc1:WebUserControl1 ID="WebUserControl11" runat="server" />
</div>
</form>
</body& ...
Go to the complete details ...