Nicovideo username in mylist

nicovideo_username_in_my.user.js

// ==UserScript==
// @name           Nicovideo username in mylist
// @namespace      http://libelabo.jp/
// @include        http://www.nicovideo.jp/openlist/*
// @require        http://gist.github.com/3238.txt
// ==/UserScript==

(function(){
  function addUserName(node) {
    var lists = $X('.//strong',node);
    lists.forEach(function(list){
      var link = $X('.//a',list)[0];
      GM_xmlhttpRequest({
        method: "GET",
        url: link.href,
        onload: function(response){
          var name = response.responseText.match(/nickname: "([^"]*)"/)[1];
          var id   = response.responseText.match(/user_id: (\w+),/)[1];
          var a = document.createElement('a');
          a.textContent = name;
          a.setAttribute('href','http://www.nicovideo.jp/user/'+id);
          a.setAttribute('style','padding-left: 5px;');
          list.appendChild(a);
        }
      });
    });
  }

  document.body.addEventListener('AutoPagerize_DOMNodeInserted',function(evt){
    var node = evt.target;
    var requestURL = evt.newValue;
    var parentNode = evt.relatedNode;
    addUserName(node);
  },false);

  addUserName($X('//table[@class="font12"]')[0]);
})();