Please read please i need help

i have installed servis pack 2 and installed again graphickard but again comes error =( if i want play games than they cant find directx :/

did you installed direct x?^^
Is your graphic card correct installed?
-What stands in the device manager?
(System Settings->System->Hardware->Device Manager->Graphic Card)

you know how i can delete direct x ? i want install direct x 9.0 but than says that i have newer version is installed :/ (i have now windows vista)

i have fixed now that problem with my graphickard but if i play games like silkroad or cabal than the games going off =( anyone know what i need to repair i was think that was my graphikkard but i have buyed new and again go the games off =( i have looked my temperature : [Only registered and activated users can see links. Click Here To Register...] is this temperature okay ? and if im in silkroad than is this temperature : [Only registered and activated users can see links. Click Here To Register...] is this temperature okay ?