Over deze add-on
Adds a lot of features, and visual changes to the webgame Ogame.
OGame, is a real-time spacial browser game, played by more than 4 millions of persons around the world.
You can read the latest news and get the latest versions from http://foxgame.mozdev.org/
That is a addons.mozilla.org bug try downloading (the xpi and then dropping it inside firefox).