sonurohilla

can some body help me. i have samsung vsleek (S259). i have get it unlocked with china firmware by local vendor to use reliance card. handset working find but i can't set mp3 ring tones. is there any procdure to set mp3 ringtones. if not pl tell me is there any option to convert it on tata supproted (means to use explorer firmware) pl if any body know tell me urgently.