[рони]

Timurkin,

$('a.js-scroll-trigger[href*="#"]:not([href="#"])').click(function() {
        if (location.pathname.replace(/^\//, '') == this.pathname.replace(/^\//, '') && location.hostname == this.hostname) {
            var target = $(this.hash);
            target = target.length ? target : $('[name=' + this.hash.slice(1) + ']');
            if (target.length) {
                var up = $(window).scrollTop() > 100 ? 0 : -102;
                $('html, body').stop().animate({
                    scrollTop: target.offset().top + up
                }, 1000, "easeInOutExpo");
                return false;
            }
        }
    });