ok so ive bought so im running a imac 2.4 GHz intel core duo 1 gb of ddr2 ram and i bought: a Western Drive My Book Studio edition 640 gigabyte it shows up on the desktop (as a folder?) I open Protools (LE 7.4) and start a session, it wont let me save the session to the hardrive. so i save...

Im looking for one of the following: DigiDesign Mbox 2 mini Presonus Firebox presonus inspire maudio firewire solo M-audio firewire 410 Let me know what you have.