[Negrito]

i know that with psShutXP you can "blank" the screen. or if you have S2U2 you can go ahead and give S2P a whirl with that one you can actually press the power off button and the music will continue flawlessly.

ps shutxp: http://ppcsoft.narod.ru/english/

s2p: http://forum.xda-developers.com/showthread.php?t=377627