void GoToNextCard() {
		Destroy (currentCard.gameObject);
		currentCardIndex++;
		if(currentCardIndex == cards.Length - 1) {
			finishOnNextFade = true;
		}
		currentCard = cards [currentCardIndex];
	}
	void Start() {
		currentCard = cards [0];
		fader.RegisterListener (this);
		SetupInputHandler ();
	}