Control music on your PC with the Wii Remote

This app allows users to use their Wii remote to control iTunes, Winamp, Windows Media Player, and Napster.
It offers many functions, such as Play/Pause, Next/Prev track, Volume Up/Down. Any function can be mapped to any button. Plus the motion sensing is used. Shake the Wiimote to the right to go to Next Track.

Take a look and download the application here