private String romI(int i) {
    	switch (i) {
    	case 1: return "I";
    	case 2: return "II";
    	case 3: return "III";
    	case 4: return "IV";
    	case 5: return "V";
    	case 6: return "VI";
    	case 7: return "VII";
    	case 8: return "VIII";
    	case 9: return "IX";
    	default:return "";
    	}
	}