window.addEvent('domready', function() 
    {
        if ($('CookieData'))
            {
                var CookieData = $('CookieData').get('html');
                var tickets1 = new Hash.Cookie('tickets1', {duration: 3600, path: '/'});
                var tickets2 = new Hash.Cookie('tickets2', {duration: 3600, path: '/'});
                var tickets3 = new Hash.Cookie('tickets3', {duration: 3600, path: '/'});

                //Set current item as t0
                var t0 = CookieData;
                var t1 = tickets1.get('t1');
                var t2 = tickets2.get('t2');
                var t3 = tickets3.get('t3');

                if (t0 != null && t0 != t1 && t0 != t2 && t0 != t3)
                    {
                        tickets1.set('t1', t0);
                        tickets2.set('t2', t1);
                        tickets3.set('t3', t2);
                    }
            }
    });