Firefox.next UI Mockups Revealed

Firefox 3.5 is barely out the door but development hasn't slowed down at Mozilla, with a bug fixing version, 3.5.1, having just come out and others soon to follow. Meanwhile, work has already started on the upcoming major release, dubbed Firefox.next to avoid the issues that affected 3.1 which became 3.5 after a beta version was already released, leading to some confusion. The version number was