ok so i got this phone not to long ago and i put some mp3's on it for ring tones and they need to be DRM because im with rogers mobile, sooo i god a special converter to convert mp3's to drm files but then when i go to put them on my phone it wont let me it sais like invalid file or something like that.. so i need it to be .mp3 format but still incrypted with DRM!! PLZ HELP!!