private Coordinate getCoordinate(Point point) {
		int xCoordinate = (int)(point.getX() - STARTING_X_INDEX)/SIZE_OF_SQUARE;
		int yCoordinate = (int)(Board.NUMBER_OF_ROWS - ((point.getY() - STARTING_Y_INDEX)/SIZE_OF_SQUARE));
		System.out.println("getCoordinate: x:" + xCoordinate + " y: " + yCoordinate);
		if (xCoordinate >= 0 && xCoordinate <= 7 &&
			yCoordinate >= 0 && yCoordinate <= 7)
			return new Coordinate(xCoordinate, yCoordinate);
		else
			return null;
	}