$('html').addClass('js');

$(document).ready(function() {
  // Cookie handling function suite
  function createCookie(name,value,days) {
  	if (days) {
  		var date = new Date();
  		date.setTime(date.getTime()+(days*24*60*60*1000));
  		var expires = "; expires="+date.toGMTString();
  	}
  	else var expires = "";
  	document.cookie = name+"="+value+expires+"; path=/";
  }

  function readCookie(name) {
  	var nameEQ = name + "=";
  	var ca = document.cookie.split(';');
  	for(var i=0;i < ca.length;i++) {
  		var c = ca[i];
  		while (c.charAt(0)==' ') c = c.substring(1,c.length);
  		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
  	}
  	return null;
  }
  
  $('.product_detail_category:last').after('<div id="tabs"><ul class="tab-list"></ul></div>');
  $('.product_detail_category').hide().each(function(index) {
    var $tab = $('<li></li>').appendTo('#tabs .tab-list');
    $tab.text($(this).find('h3').text());
    
    var $content = $(this).find('.product_detail_category_content').appendTo('#tabs');
    $tab.click(function() {
      $('#tabs .tab-list li').removeClass('selected');
      $tab.addClass('selected');
      $('#tabs .product_detail_category_content').hide();
      $content.show();
      createCookie('selectedAudience', $tab.text(), 30);
    });
  });
  var $savedTab = $('#tabs .tab-list li:contains(' + readCookie('selectedAudience') + ')');
  if ($savedTab.length) {
    $savedTab.click();
  }
  else {
    $('#tabs .tab-list li:first').click();
  }
});