can someone tell me where i can find os (anything between 7.1 to 7.5.5) for download on the internet... i have this shitty powerbook 145 (WOW!!!) and i lost the god damn operating system disks and the f***ing thing wont start up anymore nothing pisses me off more than that ... so please if you do know where to find it ... send me an e-mail thanks a lot in advance !