下載用GreaseMonkey script，自動判別有對應的模式顯示下載連結
http://www.oshiete-kun.net/archives/200 ... 80720.html
Video DownloadHelper、Irvine等下載方法介紹
http://alfalfa.livedoor.biz/archives/51394219.html
觀賞用GreaseMonkey script，自動添加&fmt=22
新增user script隨意取個名字存檔後，將編輯清除並貼上該腳本保存即可// ==UserScript==
// @name tubereso
// @namespace youtube
// @include http://youtube.com/watch?v=*
// @include http://*.youtube.com/watch?v=*
// ==/UserScript==
url=location.href;
if(url.match(/fmt=22/)){return;}
setTimeout(function(){location.href=url + "&fmt=22";}, 1000);