code: function(element, dataId, cb) {
      localforage.getItem(dataId, function localforageGetItemCallback(err, data) {
        $myelements.debug("Trying to get localstorage data for scope: %s", dataId);
        if (err) {
          return cb(err, data);
        }
        if (!data) {
          $myelements.debug("No localstorage for scope: %s", dataId);
          return cb(new Error("No localstorage data for DataId " + dataId));
        } else {
          $myelements.debug("Got localstorage for scope: %s", dataId);
          return cb(null, data);
        }
      });
    }
docs: Returns localstorage data (if any) for a specific message
  
  @param {HTMLElement} element
  @param {String} dataId, message scope identifier
  @param {Function} cb.