var pkwin_cks_loaded = new Event('pkwin_cks_loaded');
        function pkwin_cks_getCookie(__name) {
            var name = __name + '=';
            var decodedCookie = decodeURIComponent(document.cookie);
            var ca = decodedCookie.split(';');
            for (var i = 0; i < ca.length; i++)
            {
                var c = ca[i];
                while (c.charAt(0) == ' ')
                {
                    c = c.substring(1);
                }
                if (c.indexOf(name) == 0)
                {
                    return c.substring(name.length, c.length);
                }
            }
            return '';
        }

        var pkwin_cks_sc = document.createElement('script');
        pkwin_cks_sc.src = 'https://cks.ldstudio.cz/?visitorKey='+pkwin_cks_getCookie('cks_czvyrobky_cz')+'&r=1&s='+window.screen.width+';'+window.screen.height;
        document.head.appendChild(pkwin_cks_sc);