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<script>
  function countdown(elementName, minutes, seconds) {
    var element, endTime, hours, mins, msLeft, time;

    function twoDigits(n) {
      return (n <= 9 ? "0" + n : n);
    }

    function updateTimer() {
      msLeft = endTime - (+new Date);
      if (msLeft < 1000) {
        localStorage.setItem('is_modal', "false");
        goto();

      } else {
        time = new Date(msLeft);
        hours = time.getUTCHours();
        mins = time.getUTCMinutes();
        element.innerHTML = (hours ? hours + ':' + twoDigits(mins) : mins) + ':' + twoDigits(time.getUTCSeconds());
        setTimeout(updateTimer, time.getUTCMilliseconds() + 500);
      }
    }

    element = document.getElementById(elementName);
    endTime = (+new Date) + 1000 * (60 * minutes + seconds) + 500;
    updateTimer();
  }

  function startCountdown() {
    localStorage.setItem('is_modal', "true");
    countdown("ten-countdown", 10, 0);
    $("#myModal").modal();
  }

  function close() {
    goto();
  }

  function goto() {
    let _url = null;
    switch (window.location.href.split('/')[3]) {
      case "instagram-takipci-hilesi":
        _url = "https://bayigram.com/instagram-takipci-satin-al/";
        break;
    }

    window.location = _url;
  }
</script>