public LookatFeedback newFeedbackMessage() {
   NodeConfiguration nc = NodeConfiguration.newPrivate();
   MessageFactory mf = nc.getTopicMessageFactory();
   return mf.newFromType(LookatFeedback._TYPE);
 }
 public LookatResult newResultMessage() {
   NodeConfiguration nc = NodeConfiguration.newPrivate();
   MessageFactory mf = nc.getTopicMessageFactory();
   return mf.newFromType(LookatResult._TYPE);
 }