if u could rename windows folder, to like windows 2 or something u can then install it and in xp in cpanel somewhere theres a way to fiddle with booting settings
You can fiddle with the boot settings in XP by following the below steps....
1. right **** on 'My Computer'.
2. Go to properties.
3. Go to the Advanced Tab.
4. Now in the 'startup and recovery' area go and edit the file (this is basically the boot.ini file that you will be editing)