delayed.html

<meta charset="UTF-8">
<meta content="width=device-width,initial-scale=1" name="viewport"/>

<script>
  UPLOADCARE_PUBLIC_KEY = "demopublickey";
  UPLOADCARE_TABS = "default huddle";
  UPLOADCARE_DEBUG_UPLOADS = true;
</script>
<script src="./uploadcare.full.js"></script>
<script>
  $ = uploadcare.jQuery;
  jQuery = uploadcare.jQuery;
</script>

<script>
  UPLOADCARE_MANUAL_START = true;
  UPLOADCARE_PUBLIC_KEY = "";

  $(function($) {
    var countdown = 3;
    var counter = $("#countdown").html(countdown);
    var tick = function() {
      countdown--;
      if (countdown > 0) {
        counter.html(countdown);
        setTimeout(tick, 1000);
      } else {
        counter.remove();
        uploadcare.start({
          publicKey: "demopublickey",
          localeTranslations: { ready: "BANG!" }
        });
      }
    };
    setTimeout(tick, 1000);
  });
</script>

<div id="countdown" style="font-size: 60px;"></div>
<div class="hidden">
  <input type="hidden" role="uploadcare-uploader" />
  <input
    type="hidden"
    role="uploadcare-uploader"
    value="cdd5795a-ae83-49ea-9b2e-e9c6999f3421"
  />
</div>