(function () {
  function attachAd() {
    var wrapper = document.getElementById('sidebar-ads');
    var blogSidebar = document.querySelector('[class*="BlogSidebar"]');

    if (!wrapper && blogSidebar) {
      wrapper = document.createElement('div');
      wrapper.id = 'sidebar-ads';
      blogSidebar.appendChild(wrapper);
    }

    if (wrapper) {
      var el = document.createElement('script');
      el.setAttribute('type', 'text/javascript');
      el.setAttribute('id', '_carbonads_js');
      el.setAttribute(
        'src',
        '//cdn.carbonads.com/carbon.js?serve=CESI65QJ&placement=taskfiledev'
      );
      el.setAttribute('async', 'async');

      wrapper.innerHTML = '';
      wrapper.appendChild(el);
    }
  }

  setTimeout(function () {
    attachAd();

    var currentPath = window.location.pathname;

    setInterval(function () {
      if (currentPath !== window.location.pathname) {
        currentPath = window.location.pathname;
        attachAd();
      }
    }, 1000);
  }, 1000);
})();