PBreak dowintNET is an extension for the Mozilla Firefox web browser that enables you to download multimedia files from portals like those mentioned above, all with just one click.
It supports video downloads from YouTube, Stage6, Google Video, and Metacafe, and audio downloads from Goear.
Using it is simple. Just click the icon on your status bar when you're playing a multimedia file, and it will automatically open in the download window.
There's no doubt that PBreak dowintNET is an essential extension for your browser.