install xp,vista and 7

[ants83]

i have vista on 1 drive, xp on another. could i put 7 on a 3rd hard drive with no problems and all my boot up options remain? thanks

 

[Skeeter]

In theory, yes.

Just make sure you install them in age order, XP, then Vista, then 7. Vista might see 7, but I know installing XP after Vista will loose the ability to boot into Vista.