You should disable the FW media player in Options -> media player. Now, when you open a file in FW, it will open in your default music player.

Ciao

__________________
Liens d'intérêt /Links of interest:
Gnutellaforums en français /The House's rules you have to respect / First search the forum, then create a thread / Free software alternatives! - Logiciels alternatifs gratuits!/