public void keyReleased(KeyEvent arg0) {
		switch(arg0.getKeyCode()){
		case left:
		case a:
			lDown.set(lDown.get()-1);
			break;
		case right:
		case d:
			rDown.set(rDown.get()-1);
			break;
		case up:
		case w:
			uDown.set(uDown.get()-1);
			break;
		case down:
		case s:
			dDown.set(dDown.get()-1);
			break;
		}
	}