public static String pos_Finder(String position)
	{
		String num_pos = null;
		int rank = Integer.parseInt(position.substring(1));
		//rank--;
		String file = position.substring(0,1).toLowerCase();
		switch(file)
		{
		case "a": num_pos = "0";
		break;
		case "b": num_pos = "1";
		break;
		case "c": num_pos = "2";
		break;
		case "d": num_pos = "3";
		break;
		case "e": num_pos = "4";
		break;
		case "f": num_pos = "5";
		break;
		case "g": num_pos = "6";
		break;
		case "h": num_pos = "7";
		break;
		default:break;
		}
		
		return num_pos.concat(Integer.toString(rank));
	}