public String nextMove()
	{
		if (moves.peek() == null)
			return "";
		int move = moves.peek();
		switch (move) {
		case Tile.UP:
			return "Move Up";
		case Tile.RIGHT:
			return "Move Right";
		case Tile.DOWN:
			return "Move Down";
		case Tile.LEFT:
			return "Move Left";
		case ROTATE_LEFT:
			return "Rotate Left";
		case ROTATE_RIGHT:
			return "Rotate Right";
		case ACTIVATE:
			return "Activate Tile";
		}
		return "";
	}