Used GWGET for Windows?
The Download Now link will prompt a local download of the Firefox extension. To install the extension directly, open the file using your Firefox browser.
Developer’s Description
Gwget is a download manager for the Gnome Desktop. The main feature is that by default, gwget tries to continue any download. Gwget tries to use the Gnome notification area support, if available. You can close the main window and gwget runs in the background.