private int ten(String num)
	{
		switch(num)
		{
			case "twenty":	return 20;
			case "thirty":	return 30;
			case "forty":	return 40;
			case "fifty":	return 50;
			case "sixty":	return 60;
			case "seventy":	return 70;
			case "eighty":	return 80;
			case "ninety":	return 90;
		}
		return 0;
	}