function countdown(fecha,div) {

                var end = new Date(fecha);
                var _second = 1000;
                var _minute = _second * 60;
                var _hour = _minute * 60;
                var _day = _hour * 24;
                var timer;

                function showRemaining() {
                    var nowx = new Date($("#serverTime").val());
                    var distance = end - nowx;
                    if (distance < 0) {
                        $("#"+div).fadeOut("fast");
                        clearInterval(timer);
                         var $element = $("#"+div);
                        var row = $($element).parents("#tableLotts tr:first");
                        row.insertAfter($('#tableLotts tr').last());
                        $("#"+div).fadeIn("fast");
                        $("#"+div).html('<i class="fas fa-lock"></i> CLOSED');
                        $(row).css('opacity','0.5');
                        var checkbox = $(row).closest('tr').find('input:checkbox');
                        checkbox.remove();
                        var loteria = checkbox.attr("loteria");
                        $("tr[lottery='"+loteria+"']").remove();
                        $("input[lottery='"+loteria+"']").remove();
                        $("span[mx='"+loteria+"']").remove();
                        return;
                    }
                    var days = Math.floor(distance / _day);
                    var hours = Math.floor((distance % _day) / _hour);
                    var minutes = Math.floor((distance % _hour) / _minute);
                    var seconds = Math.floor((distance % _minute) / _second);
                      hours = ("0" + hours).slice(-2);
                      minutes = ("0" + minutes).slice(-2);
                      seconds = ("0" + seconds).slice(-2);

                     $("#"+div).html('<i class="fas fa-lock-open"></i> '+hours+':'+minutes+':'+seconds);

                }

                timer = setInterval(showRemaining, 1000);

            }