Sets the difficulty from 1, being the easiest, to 7, being the most difficult.
Reduces the game board by twenty percent.
Enlarges the game board by twenty percent.
Allows you to shrink or enlarge the game board.
Allows you to change the background color.
Allows you to select a background image.
Sets the color settings to grayscale.
Animates the discs as their being flipped.
Allows you to set the animation speed, 1 being the fastest and 10 being the slowest.