public static Color getColorFromNumber(int num) {
		switch(num) {
		case 0: return Color.blue;
		case 1: return Color.red;
		case 2: return Color.green;
		case 3: return Color.cyan;
		case 4: return Color.yellow;
		case 5: return Color.orange;
		default: return Color.black;
		}
	}