The Guide shows you How to Install Firefox Nightly Browser on Debian 6 Squeeze GNOME i386 Desktop.
So to make easier the Visualization of the whole process the Guide includes the essential Screenshots.
Inside you find also detailed instructions about How to Create a Launcher for Firefox Browser on Debian GNOME Desktop.
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Download Firefox Nightly for Linux:
Firefox i686 tar.bz2Double-Click on Archive and Extract Into /tmp
Open a Terminal Window
(Press “Enter” to Execute Commands)In case first see: Terminal QuickStart Guide.
Relocate Firefox Nightly
Login as SuperUser.
su
If Got “User is Not in Sudoers file” then see: How to Enable sudo
Make a Firefox Directory.
mkdir /opt/firefox
Move Firefox Into firefox-Nightly so to Prepare for a Possible Firefox Multi-Version Coexistence
sudo chown -R root:root /tmp/firefox && mv /tmp/firefox /opt/firefox/firefox-nightly
Make a Symlink for Easy-Starting.
ln -s /opt/firefox/firefox-nightly/firefox /usr/local/bin/firefox-nightly
Next you Can Start Firefox from Terminal with
firefox-nightly
Create Application Launcher for Quick Starting:

How to Install Google-Chrome Web Browser on Debian Linux: