There are 1 previous version of this script.
// ==UserScript==
// @name YouTube Static Video Size
// @namespace http://userscripts.org/users/23652
// @description YouTube's player size never increases
// @include http://*.youtube.com/watch?*v=*&fmt=22*
// @include http://youtube.com/watch?*v=*&fmt=22*
// @copyright JoeSimmons
// ==/UserScript==
var mp = document.getElementById('movie_player');
mp.setAttribute('style', 'width: 639px !important; height: 385px !important;');