hey guys, i am new to the mac world. i have just recieved a mc g4(a1054) which is need of help. my g/f is trying to convince me into start using mac. so she gave me her old g4. the problem is that it has no batteries which i already purchesed and a damge hard drive.this leads us to my dilema. im trying to purchase a new hard drie for this particular laptop(a1054) but i dont know what type of hard drie i need to get. can someone please help me.