private int promptForInput(String string) {
		// TODO Auto-generated method stub
		Object[] possibilities = {"Human Controlled", "AI-random", "AI-random aggressive", "Short term thinker"};
		Object answer =null;
		while(answer ==null)
		{
			answer = JOptionPane.showInputDialog(null, "What would you like the "+string+" player to be controlled by?", null, JOptionPane.PLAIN_MESSAGE, null, possibilities, possibilities[0]);
		}
		
		for(int i = 0 ; i < possibilities.length;i++)
		{
			if(answer.equals(possibilities[i]))
			{
				return i;
			}
		}
		throw new AssertionError("We need an answer here!");
	}