No FF button, no taskbar, must mouse over menu bar to see, Blekko search bar missing.
Firefox button suddenly missing. Taskbar missing, reappears when Windows button on keyboard pushed, then disappears after performing desired task (like adjusting computer volume). Menu bar missing, reappears when moused over, but no Firefox button or Blekko searchbar, just address bar, reload button, home, favorites, add to favorites button.
Wšykne wótegrona (1)
Firefox might be stuck in Full Screen mode. Use the F11 key to switch between full screen and normal modes.