@Override
 public void writeExternal(Element element) throws WriteExternalException {
   JDOMExternalizer.write(element, "OPEN_NEW_TAB", myToOpenInNewTab);
 }
 @Override
 public void readExternal(Element element) throws InvalidDataException {
   myToOpenInNewTab = JDOMExternalizer.readBoolean(element, "OPEN_NEW_TAB");
 }