RedTrack (no-redirect)

<script type="text/javascript" src="https://trk.seudominio.com/track.js?rtkcmpid=xxxxxxxxxxxxx"></script>

<script>
(function () {
  var PARAM = "clickid";

  function gc(name) {
    var parts = document.cookie.split(/;\s*/);
    for (var i = 0; i < parts.length; i++) {
      var eq = parts[i].indexOf("=");
      if (eq === -1) continue;
      if (parts[i].substring(0, eq).trim() === name)
        return parts[i].substring(eq + 1);
    }
    return "";
  }

  function getId() {
    var raw = gc("rtkclickid-store");
    if (!raw) return "";
    var dec = raw;
    try { dec = decodeURIComponent(raw); } catch (e) {}
    try {
      var j = JSON.parse(dec);
      if (j && typeof j === "object") return j.rtkcid || j.clickid || "";
    } catch (e) {}
    return dec.trim();
  }

  function fix(a, val) {
    try {
      var u = new URL(a.href);
      if (u.origin === location.origin) return;
      u.searchParams.set(PARAM, val);
      a.href = u.toString();
    } catch (e) {}
  }

  function run() {
    var val = getId();
    if (!val) return;
    document.querySelectorAll("a[href]").forEach(function (a) { fix(a, val); });
  }

  function boot() {
    run();
    [500, 1500, 3000, 6000, 10000].forEach(function (ms) { setTimeout(run, ms); });
  }
  if (document.readyState === "loading") document.addEventListener("DOMContentLoaded", boot);
  else setTimeout(boot, 0);

  document.addEventListener("click", function (e) {
    var val = getId();
    if (!val) return;
    var path = e.composedPath ? e.composedPath() : [];
    for (var i = 0; i < path.length; i++) {
      if (path[i].tagName === "A" && path[i].href) { fix(path[i], val); return; }
    }
  }, true);
})();
</script>