/**
 * navigation.js
 *
 * Handles toggling the navigation menu for small screens.
 */
(function () {
    var container, button, menu;

    container = document.getElementById('site-navigation');
    if (!container) {
        return;
    }

    button = container.getElementsByTagName('button')[0];
    if ('undefined' === typeof button) {
        return;
    }

    menu = container.getElementsByTagName('ul')[0];

    // Hide menu toggle button if menu is empty and return early.
    if ('undefined' === typeof menu) {
        button.style.display = 'none';
        return;
    }

    menu.setAttribute('aria-expanded', 'false');

    if (-1 === menu.className.indexOf('nav-menu')) {
        menu.className += ' nav-menu';
    }

    button.onclick = function () {
        if (-1 !== container.className.indexOf('toggled')) {
            container.className = container.className.replace(' toggled', '');
            button.setAttribute('aria-expanded', 'false');
            menu.setAttribute('aria-expanded', 'false');
        } else {
            container.className += ' toggled';
            button.setAttribute('aria-expanded', 'true');
            menu.setAttribute('aria-expanded', 'true');
        }
    };
})();

jQuery(document).ready(function ($) {
    $(".arrow-wrap").click(function() {
        $('html, body').animate({
            scrollTop: $("#arrow-anchor").offset().top
        }, 500);
        return false;
    });
});