Widget:FlexFormNavToggles
<script> (function toggles() { var toggles = document.querySelectorAll('.section-nav-toggles') toggles.forEach( function(element) { element.addEventListener("click", function() { toggles.forEach( function(toggle) { let upCheck = toggle.classList.contains('mw-customtoggle-'); let downCheck = toggle.classList.contains('mw-customtoggle-'); if ( upCheck !== true && downCheck !== true ) { toggle.hide(); } else { toggle.show(); } }) }) }) }) </script>