i recently obtained an xvid video which i could not play on any of my software (power dvd 4, win dvd, windows media player 9) i installed nimos codec pack and some other codecs including xvid codec. i can now play my video which is encoded in xvid but for some reason cannot play dvds or any vob files on any of my software i have tried lots ie installing reinstalling software, codecs just dont know what to do pls help me

p.s. i recently formatted my computer would this have anything to do with it, someone told me it might b something to do with aspi drivers?? not sure what they are, and i am running windows XP

cheers
any help greatly appreciated