i want to get windows vista once it comes out, but i probably wont be able to buy a new laptop for quite sometime after it comes out, do to financial reasons. so what can i do to my curent laptop to be able to run vista. COMPAQ EVO N610C P4 1.8GHZ, 1GIG, 30GHD, DVD, WIRELESS, XP PRO, ATI RADEON MOBILITY 7500 32MB. CANNOT CHANGE VIDEO CARD!!