public void optionSelect()
	{
		System.out.println("WELCOME TO WORD LADDER MADNESS ");
		System.out.println();
		System.out.println("Enter option 1 for Discovery mode: ");
		System.out.println("Enter option 2 for Generation mode: ");
		System.out.println("Enter option 3 for information on modes: ");
		System.out.println("Enter option 4 to close program: ");
		System.out.println("Please enter a number");
		
		int choice = in.nextInt();

		switch (choice)
		{
		case 1:
			   discovery();
			   break;
		
		case 2:
			   generation();
			   break;
		
		case 3:
			   information();
			   break;
			   
		case 4:
			   System.exit(0);
			   
		default:
			   System.out.println("Invalid Choice!");
			   optionSelect();
		
		}
	}