Disable instapage buttons for a few seconds

file.js

const buttonDelaySeconds = 5;
const selector = ".btn.url-link";

function run() {
  var els = document.querySelectorAll(selector);
  var origHrefs = [];
  els.forEach(function (el) {
    origHrefs.push(el.href);
    el.style["pointer-events"] = "none";
    el.style.opacity = 0.2;
  });
  setTimeout(function () {
    els.forEach(function (el, i) {
      el.href = origHrefs[i];
      el.style["pointer-events"] = "";
      el.style.opacity = 1;
    });
  }, buttonDelaySeconds * 1000);
}

if (document.readyState != "loading") run();
else if (document.addEventListener)
  document.addEventListener("DOMContentLoaded", run);
else
  document.attachEvent("onreadystatechange", function () {
    if (document.readyState == "complete") run();
  });