private String convertLength(int i) {
		switch(i) {
			case 1: return "s ";
			case 2: return "i ";
			case 3: return "i. ";
			case 4: return "q ";
			case 6: return "q. ";
			case 8: return "h ";
			case 12: return "h. ";
			case 16: return "w ";
		}

		return "";
	}