Either that or have 2 fingers on the trackpad when clicking, thats how I do it.
I gotta ask, was that not the first thing you tried?
Glad you like your new MBP.
use two fingers
It tells you that in the system preferences..
"Use two fingers on the trackpad to scroll"
Although you have to enable secondary clicking.
Leopard you mean?
I think it's been installed via Bootcamp, then the OS X partition has been deleted so it runs Windows natively.
Iirc, he bought it with just Windows on it.