1. Go to webtrickz and save the “PwnYouTube video” bookmark in your bookmark list or drag it to your bookmark bar or save the following code as a bookmark:
javascript:(function(){url='http://pwnyoutube.com/download-video.js';document.body.appendChild(document.createElement('script')).src=url;})();
2. Now, when you are viewing the Youtube video you want to save, click on the bookmark and a bar with download links will appear on the top of the Youtube page:
Download YouTube videos easily using bookmarklets
3. To download only the audio use dirpy. Dirpy can downlawd the video too if you want.
