docs: function (event) {
              // In FF 3.6 this event is raised also inside the same window
              if (aria.storage.EventBus.stop) {
                  return;
              }
  
              var isInteresting = this.namespace
                      ? event.key.substring(0, this.namespace.length) === this.namespace
                      : true;
  
              if (isInteresting) {
                  var oldValue = event.oldValue, newValue = event.newValue;
                  if (oldValue) {
                      try {
                          oldValue = this.serializer.parse(oldValue);
                      } catch (e) {}
                  }
                  if (newValue) {
                      try {
                          newValue = this.serializer.parse(newValue);
                      } catch (e) {}
                  }
                  this._onStorageEvent({
                      name : "change",
                      key : event.key,
                      oldValue : oldValue,
                      newValue : newValue,
                      url : event.url,
                      namespace : this.namespace
                  });
              }
          }