Desktop 1.4.2

The Desktop extension, besides the fact that it offers you a quick method to change your background image also provides you full control on the images layout.

The Desktop add-on is cross-platform and it works on Mac OS X, Windows and Linux.

Here are some key features of "Desktop":
Ссылка: http://releases..b/mozilla.org/addons/11781/desktop-1.4.2-fx.xpi