url "javascript:
  function initialize() {
   root.addChildren = new MFNode(b1);
   root.addChildren = new MFNode(b2);
   if (!reverse) {
   Browser.addRoute(p1,'string',b1,'message');
   Browser.addRoute(p2,'string',b2,'message');
   } else {
   Browser.addRoute(p1,'string',b2,'message');
   Browser.addRoute(p2,'string',b1,'message');
   }
   touch(0);
   }
  function shutdown() {
   if (!reverse) {
   Browser.deleteRoute(p1,'string',b1,'message');
   Browser.deleteRoute(p2,'string',b2,'message');
   } else {
   Browser.deleteRoute(p1,'string',b2,'message');
   Browser.deleteRoute(p2,'string',b1,'message');
   }
   }
  function message(value) {
          //print('message ' + value);
          }