There is a specifically compiled for Linux Firefox called " the improved performance especially noticed in Javascript-intensive websites.

cp ~ / mozilla ~ / mozilla-backup
The first step in installing Swiftfox is to add the repositories:
sudo apt-add-repository deb "http://getswiftfox. com / builds / debian unstable non-free "
After you choose the right processor for their own version. The variants are available:
Swiftfox-athlon64-32bit-i686 Swiftfox
Swiftfox-prescott
information for your own CPU is obtained through:
cat / proc / cpuinfo
You can see whether its own CPU is already a Pentium 4 Prescott's when the flags listed in a "pni".
cat / proc / cpuinfo the CPU information and what they mean
then installed the following command to the selected Firefox (here the version for Intel Pentium 4 Prescott): sudo apt-get install Swiftfox Prescott Swiftfox is then found in the menu under "Applications> Internet".
Swiftfox order then to make it the default browser, enter the following commands:
sudo dpkg-divert - divert / usr / bin / firefox.ubuntu - rename / usr / bin / firefox sudo ln-s / usr / bin / Swiftfox / Usr / bin / firefox