$(document).ready(function () {
    if (location.hash) {
        var $item = $('#' + location.hash.substr(1));

        if ($item.length > 0) {
            window.scrollTo(0, 0);

            if (location.hash === '#kontakt') {
                $('.footer-section').css('min-height', '800px');
            }

            $('html, body').animate({
                scrollTop: $item.offset().top
            }, 1000);
        }
    }
});

$("a[href*=#]").click(function(e) {
    var href = $(this).attr('href').split('#');
    var pathname = href[0];
    var hash = href[1];

    var $item = $('#' + hash);

    if ($item.length > 0) {
        var current_page_pathname = window.location.pathname;
        if (pathname === current_page_pathname) {
            if (hash === 'kontakt') {
                $('.footer-section').css('min-height', '800px');
            }

            $('html, body').animate({
                scrollTop: $item.offset().top
            }, 1000);

            if (history.pushState) {
                history.pushState(null, null, '#' + hash);
            }
            else {
                location.hash = '#' + hash;
            }

            e.preventDefault();
        }
    }
});