Here's a link that helped me to understand how to add/remove dynamic controls in ASP.NET.

http://weblogs.asp.net/infinitiesloop/archive/2006/08/25/TRULY-Understanding-Dynamic-Controls-_2800_Part-1_2900_.aspx


>I'm completely new to ASP.Net so...
>
>I created a user control with some fields on it. I want to add it to a page in Page_Load. I'm assuming that this is the place to do it.
>So I dropped a panel on the page, then in Page_Load I have:
>
>

>Params_AssCumLtDetail Params = new Params_AssCumLtDetail();
>pnlParams.Controls.Add(Params);
>

>
>When I run it, I don't see anything.
>
>When I do this:
>
>

>Label myLabel = new Label ( );
>myLabel.Text = "Sample Label"
>pnlParams.Controls.Add ( myLabel );
>

>
>The label appears.
>
>So what's wrong here?