Google finally enabled voice and video chat for the Linux users. To use it in Ubuntu, go to this page: http://www.google.com/chat/video click on "Install" and download the deb and install it.
Voice and video chat for Linux currently supports Ubuntu and other Debian-based Linux distributions, and RPM support will be coming soon.
Update: for non-Debian based Linux distributions, try this (thanks to rmull @ reddit):
32bit:
64bit:
Then restart Firefox.
Update: for non-Debian based Linux distributions, try this (thanks to rmull @ reddit):
32bit:
mkdir goog; cd goog
wget http://dl.google.com/linux/direct/google-talkplugin_current_i386.deb
ar vx google-talkplugin_current_i386.deb
sudo tar xvzf data.tar.gz -C /
64bit:
mkdir goog; cd goog
wget http://dl.google.com/linux/direct/google-talkplugin_current_amd64.deb
ar vx google-talkplugin_current_amd64.deb
sudo tar xvzf data.tar.gz -C /
Then restart Firefox.
Thanks to Ezequiel Sapoznicoff for the tip! Also thanks to hatemonger (we got this tip sent in twice :D)