windows vista basic....

yo sup,

i had my laptop to windows vista home premium...
and then i installed microsft live serials (who wanna pay 4 live?^^) and got virus.

now i installed windows vista basic cuase i couldent find my home premium disc,

and now for a fucking reason, window§ ask for the serial, its been like a month after install....

and i need a serial....

plzz help??

when you reinstall windows, the serial countdown is 1 month after you need to ask a new key to the windows customers service, i don't know if you need to pay for it.