The Menus

The Game menu
F2 Game Connect to server 	 Initiate a connection to another player's server.
F3 Game Start server 	 Start the server so another player can connect to you.
F4 Game Single player 	 Start a game with your computer as the opponent.
F10 Game Highscore 	 Show the highest scores so far.
F11 Game Enemy Info... 	 Show the enemy's client (might also be ), the client version, a short description and the protocol version used.
Q Game Quit 	 Exit

The Settings menu
Settings Show Statusbar 	 Toggle on or off the display of the statusbar. The default is on.
Settings Play Sounds 	 Toggle whether sounds (played when shooting) should be played. The default is on.
Settings Show Grid 	 Toggle on and off the display of a grid on the playing field. The default is off.

The Help menu