public int verifyDifficultySelected()
	{
		int difficulty = -1;

		if (plebian.isSelected())
		{
			difficulty = 1;
			controller.setDifficulty(difficulty);
		}
		else if (bourg.isSelected())
		{
			difficulty = 2;
			controller.setDifficulty(difficulty);
		}
		else if (royalty.isSelected())
		{
			difficulty = 3;
			controller.setDifficulty(difficulty);
		}
		else
			JOptionPane.showMessageDialog(null, "You must pick a difficulty!");

		return difficulty;
	}