docs: function markLinkElement(element, active_nr) {
  
  	var mark_wrapper;
  
  	// Always remove the current classes
  	element.classList.remove('active-link');
  	element.classList.remove('active-sublink');
  
  	if (element.parentElement && element.parentElement.classList.contains('js-he-link-wrapper')) {
  		markLinkElement(element.parentElement, active_nr);
  	}
  
  	if (!active_nr) {
  		return;
  	}
  
  	if (active_nr == 1) {
  		element.classList.add('active-link');
  	} else if (active_nr == 2) {
  		element.classList.add('active-sublink');
  	}
  }