Я предполагаю что это с ними связанно
<script>
var scrollEffects={ZoomFade1:{effect:"zoom",parameters:{from:"none",distance:"250px",opacity:0,start:"0.400"},over:"500ms",defaultDelay:"100ms",easing:"ease",viewportFactor:"0.40",preset:"custom",init:!1},ZoomFade2:{effect:"slide",parameters:{from:"left",distance:"250px",opacity:0,start:"0.400"},over:"500ms",defaultDelay:"100ms",easing:"ease",viewportFactor:"0.40",preset:"custom",init:!1}};(function(a){a(document).ready(function(){a(".zapusk").each(function(){for(var b in scrollEffects)a(this).hasClass(b)&&a(this).attr("data-scrollReveal",b)}),setTimeout(function(){window.isMobileDevice||window.isTabletDevice||window.extendScrollReveal.init()},1)})})(menus_jQuery);
</script>
