sup?

well, i cant install the game..

everytime i'm trying install it says i need net framwork 3.5... i tried download from the site was open after i clicked yes, and still says the error.... so i tried downlaod in my self the netframwork 3.5 and still... i also have the 2008 pack and all, its not my first time on installign this things... but it just not working idk why... cant install

help plz :/