GUI description

The Game menu
Game New 	Starts a new game (and abandons the current, if any.)
Game Give Up 	Shows you positions of the balls.
Game Done 	Checks whether all balls are placed. If yes, it terminates the current game, computes the final score and indicates real positions of the balls. The middle mouse button has the same function.
Game Resize 	Resizes the main window, so that it fits perfectly its contents. This is useful, when you accidentally change the size of the window...
Game Quit 	Quits

The Settings menu
Settings Size 	Sets the size of the game field (black box.) You may choose between 8 x 8, 10 x 10 and 12 x 12. The default is 8 x 8
Settings Balls 	Sets the number of balls in the black box. You may choose between 4 (the default), 6 or 8.
Settings Tutorial 	Switches on or off the tutorial mode. In tutorial mode, you can see where the balls actually are. Note that you have to start a new game for this change to take effect.

The Help Menu

The Toolbar
's toolbar
The toolbar offers quick access to the most commonly used functions. From left to right, the icons are:
Quit 	Quits
New 	Starts a new game.
Give Up 	Shows you positions of the balls.
Done 	Checks whether all balls are placed. If yes, it terminates the current game, computes the final score and indicates real positions of the balls. The middle mouse button has the same function.