How to create a User Control manually, please help

[MR1]

Any idea about how to create a userControl dynamically ?? Say the following examples, how to declare a "box2" on the fly ??<BR><BR><%@ Register TagPrefix="myLib" TagName="3waybox" Src=http://aspmessageboard.com/archive/index.php/"myImgBt.ascx" %><BR><BR><myLic:3waybox id="box1" runat="server" onImgEvt="box1_ImgEvt"></myLib:3waybox><BR><BR><BR><BR>But, how to do it by a "new".<BR><BR>Thanks,<BR>Ben