I can answer one of your questions there. I can tell you it is possible. I have been looking into doing this as well, but I'm not sure how exactly. So any help would also be appreciated by myself.
__________________
United we stand, divided we fall
Sharing equipment is very easy to do. You just need the right switcher and make sure everything is compatible. We use a Belkin to share a printer, fax and scanner. Robert
__________________
Everything is never quite enough.
Belkin sells some great KVM products We use them all the time and they work GREAT. They have ones that you can actually use a keyboard shortcut to change computers.