swift fox installation in ubuntu

Instructions for installing with apt-get

1. Add the repository to /etc/apt/sources.list
deb http://getswiftfox.com/builds/debian unstable non-free
2. Install from a terminal window as root using the correct package name:
apt-get update && apt-get install swiftfox-athlon-xp

Package names are based on the specific architecture and can be found here. If you are not sure which architecture you need for your processor this chart should help.
Instructions for manual installation

1. Download the appropriate deb file for your computer
2. Open a terminal window
3. Install the deb file by typing the following:
sudo dpkg -i swiftfox_3.0b5pre-1_pentium4.deb
The file name will vary depending on which one you download.
4. Launch Swiftfox by selecting it from the menu or by typing swiftfox in a terminal.

see:-http://ubuntuforums.org/showthread.php?t=142798