Not exactly correct.
You can run setup for Vista from within XP, and as long as the proper
options are chosen, the result will not be different in a dual-boot
situation. With the exception that you will be able to retain your XP boot
drive letter assignment.
--
Maxwell Bluemeanie
"Jim Pickering" <jimp@mvps.org> wrote in message
news:581FC597-1248-436A-A4F4-BEB75AC96F9A@microsoft.com...
> To use Vista's boot manager, you need to start setup by booting from the
> DVD and place it on a partition that is at least 16 GB in size. After
> installation, the boot manager can be edited using BCD or 3rd party tools,
> such as VistaBoot Pro. http://www.vistabootpro.org/
>
> Do not attempt it by inserting the DVD while Windows XP is running, only
> from a reboot and select "Clean Install" and select the partition to place
> it on.