public static ButtonImage getTypeFromInt(int index) {

		switch (index) {
		case 0:
			return EMPTY;
		case 1:
			return ONE;
		case 2:
			return TWO;
		case 3:
			return TREE;
		case 4:
			return FOUR;
		case 5:
			return FIVE;
		case 6:
			return SIX;
		case 7:
			return SEVEN;
		case 8:
			return EIGHT;
		default:
			return EMPTY;
		}

	}