vincurekf

// jQuery alternative
var $el = function(id) {
  var element;
  if( id[0] === '#'){
    return document.getElementById(id.substr(1))
  }else if( id[0] === '.'){
    return document.getElementsByClassName(id.substr(1));
  }else{
    return document.getElementsByTagName(id);
  }

vincurekf

/**
 * Enqueue scripts and styles.
 */
function faei_scripts() {
	wp_enqueue_style( 'faei-style', get_stylesheet_uri() );

	wp_enqueue_script( 'faei-navigation', get_template_directory_uri() . '/js/navigation.js', array(), '20120206', true );

	wp_enqueue_script( 'faei-skip-link-focus-fix', get_template_directory_uri() . '/js/skip-link-focus-fix.js', array(), '20130115', true );

vincurekf

/**
 * Sticky nav
 */

$(document).ready(function() {
  var stickyNavTop = $('.nav').offset().top;
  var stickyNav = function(){
    var scrollTop = $(window).scrollTop();

    if (scrollTop > stickyNavTop) {