rElem = tableOfContentsElem.querySelector("[href='#" + id + "']");
                  if (curElem && curElem.nextElementSibling) {
                    curElem.nextElementSibling.style.display = 'block';
                  }
                  getParents(curElem, 'ul') ?
                    getParents(curElem, 'ul').forEach(function (elem) {
                      elem.style.display = 'block';
                    }) : null;
                }
              }
            });
          } else {
            if (tocF