Running OS X 10.4.1 576MB Ram iMac G3 450Mhz Hard Drive is a LaCie 250GB F.A. Porsche Design bought @ macworld 2k5 Doesn't show up in disk utillity, and won't mount. other firewire perheprials work fine, powers on fine. Switched cords, ports and ends of the cords, turned off the mac and hard drivfe and unplugged left alone for 15 minutes still wont work.. any ideas? I have over 100GB of stuff that I don't want to lose.