Bibliofile / Blockheads - Message Bot 7.x

// ==UserScript==
// @namespace     https://openuserjs.org/users/Bibliofile
// @name          Blockheads - Message Bot 7.x
// @description   Adds a bot link to server navigation.
// @copyright     2018, Bibliofile (https://openuserjs.org/users/Bibliofile)
// @license       MIT
// @version       0.0.1
// @include       http://portal.theblockheads.net/worlds/*
// @grant none
// ==/UserScript==

// ==OpenUserJS==
// @author Bibliofile
// ==/OpenUserJS==

(function () {
  'use strict';
  var container = document.querySelector('#tabs > ul');

  var li = document.createElement('li');
  var link = document.createElement('a');
  link.textContent = 'Message Bot';
  li.appendChild(link);
  document.querySelector('#tabs > ul').appendChild(li);

  link.addEventListener('click', function () {
    link.remove();
    var s = document.createElement('script');
    s.src = 'https://gitcdn.xyz/cdn/Blockheads-Messagebot/Browser-Loader/master/bundle.js';
    document.head.appendChild(s);
  });
})();