Module is called FSUIPC
To enable it in game you should download FSUIPC from their home page
http://www.schiratti.com/dowson.html
Then put it inside module folder in "X:\Program Files\Microsoft Games\Flight Simulator 9\Modules"
Then in MSFS2004 profile under the tab output check checkbox FSUIPC-FS2004/2002.
Then after starting your FreeTrack start THE GAME
and pray it will work