if (c instanceof JInternalFrame) {
if (c instanceof JInternalFrame && !JNodeToolkit.getJNodeToolkit().isWindow(c)) {
        public void componentAdded(ContainerEvent event) {            final Component c = event.getChild();            if (c instanceof JInternalFrame) {                taskBar.windowBar.addFrame((JInternalFrame) c);            } else {                log.info("componentAdded: " + c.getClass().getName());            }        }