Use Savevid Video Downloader to download online videos easily.

Savevid Downloader Firefox version is a simple Firefox extention. It will add a new option to your browsers right click menu and you will be able to save the video you are watching with one click from your browsers menu.
Savevid Downloader IE version is a simple application that will add a new option to your browsers right click menu. You will be able to save the video you are watching with one click from your browsers menu or the icon in your toolbar.