Vista prob

hi
i just grabbed a copt of vista home premium
it syarted its installation(btw i am installin it without bootin it i.e. by mountin its img
now after a couple of min later it asks 22 reboot

then the main start screen window cums
and den it gets stuck at the verify dmi pool data.........succes stage
i googled but found no answer
2 repair this i have 2 use the recovery console of win xp cd
afaik its a prob of da vista boot manager
but now plz tell me how do i install it
i tried it several times but 2 avail no succes
waitin for ur answer now
thnxxx
rohit