Do you Can Help Me [ About Play RMVB FIle With JetAudio ] { I need u Hel Me } Plz ?

[eteraz]

Hi.Plz Help Me

I Just use Cowon Jetaudio
I dont love any player

i want only jetaudio

now i Buy New version jetaudio
but whene i want run RMVB file
jetaudio cant play it
plz help me
in OS XP i install codec pack after install jetaudio and RMVB file can run & play
but in OS 7 Cant run RMVB file:mad::(:o
i install codec pack after install jetaudio ( latest ver Plus )
and cant run & ply
plz help me
i want only run any file with Cowon Jetaudio
plz help me
thank u