$(function () {
					var featureContainers = $('div.features > div');
					var featureNav = $('div.features ul.features-nav a');
					featureContainers.hide().filter(':first').show();
					featureNav.filter(':first').addClass('current');

					featureNav.click(function (event) {
					  event.preventDefault();
					  if (!$(this).hasClass('current')) {
					    featureContainers.filter(':visible').fadeOut(900);
					    featureContainers.filter(this.hash).fadeIn(900);
					    featureNav.removeClass('current');
					    $(this).addClass('current');
					  }
                });