Newbie and need help with sig ...

Hey it would rock if someone could help me with getting my sig to work ... I am not new to message boards but I am new to these ones ... please help ...

What I want in my sig is something I did on paint and I am trying to get it in here if it is possible ...

thanks.

http://www.killermovies.com/forums/f13/t295619.html

plus it has to be 150x450
gif or jpg

This sucks I cant do it either....

Go here and under the signature option hit upload sig. size limits: 450 150.