private static void decodeNumberInput(int keyNumber) {
            Movement.checkAllFalse();
            switch (keyNumber) {
                case 37: 
                        Movement.MOVEMENT[Movement.LEFT] = true;
                        Miscellaneous.log("LEFT");
                        break; 
                case 38:
                        Movement.MOVEMENT[Movement.UP] = true;
                        Miscellaneous.log("UP");
                        break; 
                case 40:
                        Movement.MOVEMENT[Movement.DOWN] = true;
                        Miscellaneous.log("DOWN");
                        break; 
                case 39:
                        Movement.MOVEMENT[Movement.RIGHT] = true;
                        Miscellaneous.log("RIGHT");
                        break; 
            }
	}