;(function($) { // Wrapper to prevent errors with other scripts
$(document).ready(function() { // jQuery has a simple statement that checks the document and waits until it's ready to be manipulated, known as the ready event

   var curChildIndex; // Define as global
   
   if($.cookie('active_tab') == null) { // If no cookie is set…
      $('ul.tabNav li:first').addClass('current'); // …mark as current the first Title item
      $('.tabContainer .tab:first').addClass('current').slideDown('fast', myClick); // …show the first tab content
   } else {
      var cookieChildIndex = $.cookie('active_tab');
      $('ul.tabNav li:nth-child('+cookieChildIndex+')').addClass('current'); // …mark as current the Title item stored in cookie
      $('.tabContainer div:nth-child('+cookieChildIndex+')').addClass('current').slideDown('fast', myClick); // …show the content of the corresponding tab
   }

   function myClick() {
      $('ul.tabNav a').click( // On click…
         function() {
            curChildIndex = $(this).parent().prevAll().length + 1; // Sets the current li index   
            $(this).parent().parent().children('.current').removeClass('current'); // Remove the old current class from li
            $(this).parent().addClass('current'); // Adds the current class to the current li
            $(this).parent().parent().next('.tabContainer').children('.current').slideUp('fast',function() { // Slides up the old tabContainer div (the current tab)
               $(this).removeClass('current');
               $(this).parent().children('div:nth-child('+curChildIndex+')').slideDown('normal',function() { // Slides down the new tabContainer div
                  $(this).addClass('current');
               });
            });
            return false;
         }
      );
   }
   
   $('a').not($('ul.tabNav a')).click(function(){$.cookie('active_tab', curChildIndex)}); // Set a session cookie with the current li index when going to another page

})
})(jQuery);