i need help with decrypting my 3.71 m33-2 .rco files

[MaNaXeD]

Umm im useing 3.71 m33-2 cfm on my psp i need some one to teach me to decrypt my .rco files of my psp so i can work on some themes :) or if you can send me the decrypted files it self.

Thanks,

Manaxed