I had Bought A ibook G4 10.4 It worked great no marks no problems but There where few thing i couldnt get rid of and i like the new Feeling So i Reinstalled tiger with the cd 's But since i formated the hardrive and reinstalled it everything went wel but my mouse wont work are move when i start and hold Option i can move mouse and click when os x start mouse stays in upper left had coner dosent move at all. idk whats wrong i kno nothing is borking it just wont move are click >.. Plz help Thnx 