Window Handle

Hi,
Does anyone know how to get the handle of a window when the mouse is pulled over it. It is not a window in my application. I would like to try and make it like the interface in Spy++'s Find Window function.
Thank you to anyone that can help!
jtaylor0

http://support.microsoft.com/support...NG=ENG&SA=MSDN

Have fun!

Thank you very much! This helps a lot.