I know I've definitely seen the same thing since Thunderbird 14.0 in Ubuntu 12.04 (fresh installation). This sounds like a duplicate of bug #1025935 showing the issue with Thunderbird 15.0 (the current version).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1044748 Title: ugly gray scroll bar in thunderbird To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/thunderbird/+bug/1044748/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs