static JInternalFrame internalFrameIcon(Component c, fS imageID) {
  final JInternalFrame frame = getInternalFrame(c);
  if (frame != null) thread "Loading Icon" {
    final Icon i = imageIcon(or2(imageID, #1005557));
    awt { frame.setFrameIcon(i); }
  }
  ret frame;
}

static JInternalFrame internalFrameIcon(S imageID, Component c) {
  ret internalFrameIcon(c, imageID);
}