i have a ati radeon 9250 graphics card and i think i just screwed myself...bad...

i deleted the drivers on add/remove programs for my graphics card, and now my graphics card is not even found anymore on my computer, and the bad thing also is that my system restore is not working for some reason so i can fix it...my screen resoution is VERY large and it is hard to look at anying on my computer...i have really really screwed up and i need hel badly..PLEASE post anythign to help..
Thanks