apt-get install devilspie
2) Create some DevilsPie rules.
In ~/.devilspie/all.ds (create the directory and file), I placed the following text:
(geometry "320x240")
(maximize)
3) Make DevilsPie run with Fluxbox.
In ~/.fluxbox/startup, I added the following before my call to z2mouse-latest:
devilspie &
Suddenly, Fluxbox is much more useable. Next I'll share how to do some keymappings for great justice!