[openbox] Xinerama "full screen"

[David Courtney]

> > When I hit F11 in FireFox to make it go full screen, it will span both
> > of my monitors.  The maximizing function works as it should though.
> > Is this a bug or some kind of limitation of OB?
> 
> This is a bug in firefox, it isn't using the _NET_WM_FULLSCREEN protocol,
> just making its window large.

Looks like this has been solved with FireFox 1.0PR