If you are reading this post odds are you are one of the 1.2 million people currently enjoying a beta or nightly build of Firefox 3. However are you a big enough Firefox fan that you like to run it simultaneously on 4 different platforms? If not, here are some screen shots of the new themes for Firefox 3 for Vista, Linux, OS X and XP.

(Note to press and bloggers: even our screenshots are open source, source files for all of the images used in this post are available here).

[Main Window Screenshots]

The overall goal of the Firefox 3 visual refresh was visually integrating with the platform, while still maintaining a unique identity and presence by using the keyhole form for the navigation controls.

[More Screenshots]