@Override
    public void removeNotify() {
      if (SystemInfo.isWindows) {
        if (myCefBrowser.getUIComponent().hasFocus()) {
          // pass focus before removal
          myCefBrowser.setFocus(false);
        }
      }
      myFirstShow = true;
      super.removeNotify();
    }
@Override
    public void removeNotify()