I've seen this behaviour on additional two machnies, both of them are fresh dapper, one is i686, one is AMD64. Confirmed apps: Galeon, Gedit, Epiphany.
-- Dapper update caused tabs in Epiphany, GEdit, etc to overflow https://launchpad.net/bugs/50104 -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs