This is going to happen if you "unredirect" fullscreen windows (System -> Preferences -> CompizConfig Settings Manager -> General Options -> General -> Unredirect Fullscreen Windows).
Thomas Foss wrote: > When in full-screen mode in Firefox (F11), the entire screen "blinks" > whenever the little alt-text window (or whatever it's called) pops up. It's > very annoying. I think it's more of a Compiz problem than a graphics problem > in general... but it didn't do this before. Perhaps a fresh install of > Compiz will settle it down... > > --Thomas -- [i965] X freezes starting on April 3rd https://bugs.launchpad.net/bugs/359392 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs