This is a very simple example showing the way DynamicPopUp operates.
Point your mouse over the link ...
MonoSoftware ASP.NET Web Controls, NOW!
The above hyperlink is set a PopTarget for the DynamicPopUp. The user control specified in the "UserControlPath" property gets displayed when a user points the mouse over the hyperlink.
The content of the user control is "static". The look of the popup is defined directly on the DynamicPopUp control.