void reloadImage(boolean itsTime)
private void reloadImage()
  void reloadImage(boolean itsTime)  {    URL url = getImageURL();    if (url == null)      imageState = (byte) MediaTracker.ERRORED;    else if (!(loadOnDemand && !itsTime))      imageIcon = new ImageIcon(url);    else      imageState = (byte) MediaTracker.LOADING;  }