Help! How do I install Quake3 on Mac OS X 10.3.8? I'm from the Windows PC world but I would like to install Quake 3 on my new PowerBook. I downloaded the Mac OS X version of the game from macgamefiles.com (Quake3-132-AltivecTest2.pkg.sit) and installed it. Then I copied over the baseq3 directory fro...