xv6700 Ringtone Error? please help

[jpprice_14]

when i try to set a song as a ringtone i hold the stylus on it and click set as ringtone... but when i do this its says error and a window pops up sayin "This ringtone file is corrupted or unavailable. please choose a different ringtone."
but it says this for all of them... even the ringtones that came on it like the telephone rings 1,2, and 3... can some one please help me with this? i just my phone to play some sweet music when some one calls me!