Congratulations, you just upgraded to Video DownloadHelper 6.0.0 for Firefox

Vidine
Manage your collections of downloaded videos with thumbnails and metadata
Bitcoins support
You can now use bitcoins to make a donation or purchase a conversion license
Kiva
340 Video DownloadHelper users lent $256780 to real people 7717 projects Video DownloadHelper 7 for Chrome

Version 6.0.0 introduces a brand new user interface

Please take the time to watch this tutorial video.

Thanks to the Mozilla UX team who helped designing the new Video DownloadHelper interface.

If you are really reluctant to use the new interface, here is how you can switch back to version 5 look