hhh-home-pc/js/index-list.js

let over = document.querySelector('.infoContent .tab-content').offsetHeight+100;
window.addEventListener('scroll', fixedOnOver);
    
const navCollapse = document.querySelector('#nav-collapse');
    
function fixedOnOver() {
    if(window.pageYOffset >= over){
      navCollapse.classList.add('sticky');
    } else {
      navCollapse.classList.remove('sticky');
    }
}

checkTab()
$('.infoContent .nav-item-link').click(checkTab);

function checkTab() {
  if($('#pills-intro-tab').hasClass('active')) {
    $('.likeSee').attr('hidden', false)
  } else {
    $('.likeSee').attr('hidden', true)
  }
}