It's been a while since I tried... but I'm fairly sure running the assistant mounts the Bootcamp drive to your devices, but to use it you have to install a Windows OS - ie, by using an installation disc or by other means.
Blaargh. So troublesome. Well I won't be doing that!

Most likely I will get Brink on the 360, unless I get a new PC cause my old vista died. :flamethrower: (insert spoilt computer here)