$(document).ready(function () {
var MQL = 1170;
//primary navigation slide-in effect
if ($(window).width() > MQL) {
var headerHeight = $('.navbar-custom').height();
$(window).on('scroll', {
previousTop: 0
},
function () {
var currentTop = $(window).scrollTop();
//check if user is scrolling up
var customNav = $('.navbar-custom');
if (currentTop < this.previousTop) {
//if scrolling up...
if (currentTop > 0 && customNav.hasClass('is-fixed')) {
customNav.addClass('is-visible');
} else {
customNav.removeClass('is-visible is-fixed');
}
} else if (currentTop > this.previousTop) {
//if scrolling down...
customNav.removeClass('is-visible');
if (currentTop > headerHeight && !customNav.hasClass('is-fixed')) {
customNav.addClass('is-fixed');
}
}
this.previousTop = currentTop;
});
}
});
