maximize_ldr_view.user.js

// ==UserScript==
// @name           Maximize LDR view
// @namespace      http://june29.jp/
// @include        http://reader.livedoor.com/reader/
// ==/UserScript==

(function(){
  GM_addStyle('#header, #control, #menu, #footer { display: none !important; }');
  GM_addStyle('#subs_toolbar, #subs_buttons, #subs_search { display: none !important; }');
  GM_addStyle('#ads_bottom { display: none !important; }');

  var running_man  = document.getElementById('message_box');
  var subs_tools   = document.getElementById('subs_tools');
  var div = document.createElement('div');

  div.setAttribute('style', 'height: 50px; padding-left: 35px; background-color: #fff;');
  subs_tools.appendChild(div);
  div.appendChild(running_man);
}());