currently i am running Vista 64bit SP2...and XP SP3..XP is completely broken...the moment i turn on XP after a few mins it almost freezes..Vista is fine..but i am not able to run my TV card on vista 64..so i am planning to reinstall XP..then i will not be able to boot into vista....what if i install Redhat Linux 5 after installing XP...will bootloader on it see both XP and Vista..