function loadingStart(){if($(document).height()>$(window).height()){let n=$("html").scrollTop();$("html").addClass("no-scroll--loading").css("top",-n)}$("#screenCover").addClass("active active--cover-all");$("#loading").addClass("active")}function loadingEnd(){let n=parseInt($("html").css("top"));$("html").removeClass("no-scroll--loading");$("html,body").scrollTop(-n);$("#screenCover").removeClass("active active--cover-all");$("#loading").removeClass("active")}