I have xp installed on a sata drive 0 Partition 0
I have vista installed on ide drive 0
I have mandriva installed on ide drive 1
The grub mbr is on sata drive 0 partition 0 and boots all three
Boot Mandriva
Boot Windows-XP
Boot Windows-Vista
Now I installed Win7 on sata drive 0 partition 1...
boot manager
bootloader
computer setup
disk management
dual boot
fixboot
grub
ide
installation
mandriva
mbr
multi-boot
operating system
partition
sata
tech support
troubleshooting
windows 7
windows vista
windows xp