{ BufferedImage image = presentation.getDisplayImage();
{ BufferedImage image = getBufferedImage();
	public void showImageSaver()	{        BufferedImage image = presentation.getDisplayImage();        if (image == null) {            UserNotifier un = getRegistry().getUserNotifier();            un.notifyError("Save image", "No current image displayed");        } else  new ImageSaver(this, image);	}