window.addEventListener("load", function() { // checks URL to see if "back to root" button should be visible const checkBackBtnVisibility = () => { const btn = document.getElementsByClassName('fitko-navbar-icon--back')[0]; if (window.location.pathname === '/' && !btn.classList.contains('hidden')) { btn.classList.add('hidden'); } else if (window.location.pathname !== '/' && btn.classList.contains('hidden')) { btn.classList.remove('hidden'); } }; this.setInterval(checkBackBtnVisibility, 200); });