It seems like this issue may be directly related to the Nvidia drivers and Compiz. The following thread describes potential solutions to the issue:
http://ubuntuforums.org/showthread.php?t=835009 I used this solution and it seems to be working for me: The following option is necessary to make window borders visible with nvidia driver versions prior to 100.xx.: gksudo gedit /etc/X11/xorg.conf Add -- Option "AddARGBGLXVisuals" "True" -- under the section where you find your graphic card. -- Window decoration disappears with firefox https://bugs.launchpad.net/bugs/220443 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
