docs: function (idQueue) {
                  var id = idQueue;
                  if (idQueue == null) {
                      id = this.DEFAULT_QUEUE_KEY;
                  }
                  var queue = this.queues[id];
                  if (queue && queue.list.length > 0 && !queue.list[0].isRunning) {
                      // if first animation in queue has been paused (and not skipped afterwards)
                      if (queue.list[0].pauseTime != null) {
                          this.resumeAnimation(queue.list[0].animId);
                      } else { // if the paused animation has been skipped
                          this._launchAnimation(queue.list[0], queue.list[0].animId);
                      }
                      return true;
                  }
                  return false;
              }