I would like to know how to install vista on and external drive. I do not want it to affect my C drive. I want the both of them separate.Can this be done, I want to use vista when I want to, so I would unplug the external drive, and then when i want to use vista i would plg it back in.But I don`t know how to install vista on the externl hard drive ,without affecting the C drive. any answers on how to do this please email wwwfluffy@new.rr.com Thank you Note I have XP Pro now on C drive