how can i check if i have more than one driver, where can i get one?

[newtovistaandwantxp]

how can i check if i have more than one driver, where can i get one, and can i use it for dual boot with xp and vista.

i have a C310EA Notebook, that cam ewith xp, but i recently installed vista on it, and i want to switch back but have no installation disks. Only back up discs.



Toby