I have a problem with my Samsung Plasma Tv 40" , my picture doesnt fit the screen, its too big, so i went through my screen sizes, my options are 16:9 (Way to small) zoom1 (too big) zoom2 (even bigger) 4:3 ( too big) SCREEN FIT (is what i need but is GREYED OUT) and wide fit (but is also Greyed out) ...... can anybody tell me why my TV wont allow me to change the screen size to 'screen fit' or 'wide fit' !!!? weve tryed resetting all the settings and still the optiion i need is greyed out!