private void endVideo(String to) {
		if (to.equals("slide"))
			slide.addEntity(video);
		else if (to.equals("quizslide"))
			quizSlide.addEntity(video);
		else if (to.equals("scrollpane"))
			scrollPane.addEntity(video);
		else if (to.equals("feedback"))
			quizSlide.addFeedback(video);
	}