docs: function stop(){
      if (started)
      {
        started = false;
  
        // stop watch for hash changes
        if (eventSupport)
          eventUtils.removeHandler(global, 'hashchange', checkUrl);
        else
          clearInterval(timer);
  
        /** @cut */ if (module.exports.debug)
        /** @cut */   basis.dev.log(namespace + ' stopped');
      }
    }