static bool showAnimationInTopRightCorner_alwaysOnTop = true;
static bool showAnimationInTopRightCorner_on = true;

// automatically switches to AWT thread for you
// text is optional text below image
static JWindow showAnimationInTopRightCorner(S imageID, S text) {
  if (isHeadless() || !showAnimationInTopRightCorner_on) null;
  ret showAnimationInTopRightCorner(imageIcon(imageID), text);
}

static JWindow showAnimationInTopRightCorner(final Image image, final S text) {
  if (image == null || isHeadless() || !showAnimationInTopRightCorner_on) null;
  ret showAnimationInTopRightCorner(imageIcon(image), text);
}

static JWindow showAnimationInTopRightCorner(final ImageIcon imageIcon, final S text) {
  if (isHeadless() || !showAnimationInTopRightCorner_on) null;
  ret (JWindow) swingAndWait(func {
    JLabel label = new JLabel(imageIcon);
    if (nempty(text)) {
      label.setText(text);
      label.setVerticalTextPosition(SwingConstants.BOTTOM);
      label.setHorizontalTextPosition(SwingConstants.CENTER);
    }
    final JWindow window = showInTopRightCorner(label);
    onClick(label, r { window.dispose() });
    if (showAnimationInTopRightCorner_alwaysOnTop)
      window.setAlwaysOnTop(true);
    ret window;
  });
}

static JWindow showAnimationInTopRightCorner(final S imageID) {
  ret showAnimationInTopRightCorner(imageID, "");
}

static JWindow showAnimationInTopRightCorner(S imageID, double seconds) {
  ret showAnimationInTopRightCorner(imageID, "", seconds);
}

static JWindow showAnimationInTopRightCorner(S imageID, S text, double seconds) {
  if (isHeadless()) null;
  ret disposeWindowAfter(iround(seconds*1000), showAnimationInTopRightCorner(imageID, text));
}

static JWindow showAnimationInTopRightCorner(BufferedImage img, S text, double seconds) {
  ret disposeWindowAfter(iround(seconds*1000), showAnimationInTopRightCorner(img, text));
}