// ==UserScript==
// @name     TJ audio enabler
// @version  1
// @author   Ebanit
// @include  https://tjournal.ru/*/*
// @grant    none
// @run-at   document-idle
// ==/UserScript==

(function() {
  'use strict';

  let video = document.querySelector('video');

  let v_new = document.createElement('video');
  v_new.autoplay = true;
  v_new.controls = true;
  let source = document.createElement('source');
  source.setAttribute('src', video.childNodes[0].src);
  v_new.appendChild(source);
  video.parentNode.appendChild(v_new);

  video.parentNode.removeChild(video);
})();