let pop = document.getElementById("pop");
        function timer() {
            let obj = document.getElementById('cdown4948');
            if (pop.style.display != 'none') {
                obj.innerHTML--;
                if (obj.innerHTML == 0) { } else { setTimeout(timer, 1000); }
            }
            else {
                setTimeout(timer, 1000);
            }
            
        }
        setTimeout(timer, 1000);