hello i just got an imac g4. i was trying to update to 10.4 it had 10.3.9 on it. well it was installing just fine then it stopped. all it says is "there were errors installing the software" down a little bit " please try installing again". so i did and same thing again so i am trying to go back to 10.3. again everything was going great then same error. what do i do. PLEASE!!!! help i just got this yesterday darnit.