There are plenty of both on WinMX. Unfortanately most aren't labeled as being either FS or WS. Your best bet is to get a program like VLC Media Player to preview the film after it has downloaded a few percent and see if its what you want.
If it's a cam recording of something from a movie theater, it's either going to be widescreen, or the cam guy zoomed in too far and cut the edges off.
The invisible man is blind. If light passes through a body without being affected, then it cannot be properly refracted by the lenses. It won't be focused and he will constantly see a blur of random colors as lights hit the rods and cones from each direction.
Why would you want full screen if you can get widescreen? It's about time everybody went to widescreen, a third of the picture is cut off with fullscreen.
A person who asks a question is a fool for five minutes, a person who doesn't is a fool forever...