PlayAgain

void PlayAgain(char &again)
	/*Gives the player the option to play again
	Again returned as either y or n*/
{
	//Deal again
	cout << "\nDo you want another hand dealt? Enter either 'y' or 'n': ";
	cin >> again;

	//Error in again
	if(again != 'y' && again != 'n')
	{
		do
		{
			ClearScreen();
			cout << "Error! Please enter either 'y' or 'n': ";
			cin >> again;
			ClearScreen();
		}while(again != 'y' && again != 'n');
	}
}