code: protected ImageView getIcon(final String picturePath) {
  
  		ImageView iv = null;
  		if (picturePath == null) {
  			iv = new ImageView(new Image(DEFAULT_ICON));
  		} else {
  			iv = new ImageView(new Image(picturePath));
  		}
  		iv.setPreserveRatio(true);
  		iv.setFitHeight(20);
  		return iv;
  	}
docs: Return a picture node from the path.
  
  @param picturePath
  path
  @return an image