See this thread: http://stackoverflow.com/questions/52755/what-determines-the-monitor-my-app-runs-on
I was able to find the CMD for windows media player
the default seems to go to display #1 when ran.
Is it possible to set display #2?
Registry or with in windows media player?
I attempted to find registry settings but I don't know what I would be looking for
"%ProgramFiles(x86)%\Windows Media Player\wmplayer.exe" "C:\Users\Music\Eminem - Love The Way You Lie ft. Rihanna.mp3" /fullscreen