Silverlight Popup sample

Silverlight Popup displays content on top of existing Silverlight content, within the bounds of the Silverlight control.
Some useful links to learn more about Popup control:
1. http://jesseliberty.com/2008/06/06/popup-control/
2. http://blogs.msdn.com/b/silverlight_sdk/archive/2008/04/18/playing-with-the-popup-control.aspx