ok im writing this from my psp so bear with me. so about a week ago i disabled my onboard video through device manager. because i have a new graphics card. today i uninstalled my nvidia drivers so i could install older ones. now when i start my computer it gets past the xp loading screen then i get black screen i tried doing it by unplugging my graphics casd and trying with the onboard but still cant get past the loading screen. i tried in safe mode still cant get it.plz help me i miss my pc dearly.