@Omanes Alexandrapolites
I thank you for your help but i still cannot find the saves file,i've been in Activision and The Creative Assembly folders yet i still cannot find it. For more info i have Windows Vista.

@Raz
I can't find the reset to defaults button in the video settings. Theres only a detect best settings button at the bottom right.

@Good Ship Chuckle and Raz
I have Windows Vista and when i click the edit dropdown button,it has 'paste from and select all'. Good Ship Chuckle,this is where i'm stuck.