on click element go to target div

onclick-goto-target-div

// reference: http://stackoverflow.com/questions/27554831/javascript-scroll-to-element-with-animation-onclick

$('.go--to').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) {
            $('html,body').animate({
                scrollTop: target.offset().top - 90
            }, 1000);
            return false;
        }
    }
});