Changing the gray background of the slides

[Elad]

Hi everyone.
As I've said before,i think we should replace the gray background of
the slides with a nicer backgrounds.
I've created two screenshots with the background I think that should
be used instead of the gray.
http://elad.fedorapeople.org/fpo-slide2-newbg.png
http://elad.fedorapeople.org/fpo-slide3-newbg.png
I think it's much better. What do you think?

-- 
-Elad.