public void showOption(JottoModel model) {
		final String[] difficulty = {"Easy", "Medium", "Hard", "Any Difficulty"};
		String lvl = (String)JOptionPane.showInputDialog(null,
										  "Please select the level of difficulty",
										  "Option",
										  JOptionPane.QUESTION_MESSAGE,
										  null,
										  difficulty,
										  difficulty[0]);
		if(lvl.equals("Easy")) {
			model.defaultlvl = 0;
			model.nGuessLeft = 20;
		}
		else if(lvl.equals("Medium")) {
			model.defaultlvl = 1;
			model.nGuessLeft = 15;
		}
		else if(lvl.equals("Hard")) {
			model.defaultlvl = 2;
			model.nGuessLeft = 10;
		}
		else if(lvl.equals("Any Difficulty")) {
			Random rdGen = new Random();
			model.defaultlvl = rdGen.nextInt(3);
			if(model.defaultlvl == 0) {
				model.nGuessLeft = 20;
			}
			else if(model.defaultlvl == 1) {
				model.nGuessLeft = 15;
			}
			else if(model.defaultlvl == 2) {
				model.nGuessLeft = 10;
			}
		}
	}