Uu.p("in link listener: box finder returned: " + box);
    public void mouseReleased(MouseEvent evt) {        //Box box = panel.findBox(evt.getX(), evt.getY());		Box box = BoxFinder.findElementBox2(panel.getRootBox(),evt.getX(),evt.getY(),null);		Uu.p("in link listener: box finder returned: " + box);        if (box == null) {            return;        }        Element elem = box.element;        if (elem == null) {            return;        }        String uri = findLink(elem);        if (uri != null) {            linkClicked(uri);        }    }