• 南宫28

    $(document).ready(function() { // animation var anim = $('.animation'); if (anim != null) { if (isInViewport(anim[0])) { anim[0].classList.add("in-viewport"); } window.addEventListener('scroll', function(event) { for (var i = 0; i < anim.length; i++) { if (isInViewport(anim[i])) { anim[i].classList.add("in-viewport"); } } }, false); } //wtb var $tabnav_btn = $(".tabnav-item"), $tabcontent_item = $(".tabcontent-item"); $tabnav_btn.on("click", function(e) { e.preventDefault(); var n = $(this).index(); $tabnav_btn.removeClass('active'); $(this).addClass('active'); $tabcontent_item.removeClass('active').eq(n).addClass('active'); }); });