I'm not very familiar with the Firefox codebase either, but I can suggest that a good place to start might be the differences between the Ubuntu build and the official release, since we aren't seeing the problems with other builds or with the official builds.
-- Javascript libraries like Lightbox and moofx break https://launchpad.net/bugs/42795 -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
