Installation Instructions:（from http://www.mercury.im/）Add repository to /etc/apt/sources.list
Repository : deb http://jgoguen.ca/repo mercury release pre-release
Add jgoguens GPG key to your keyring
Console : wget -q http://jgoguen.ca/repo/jgoguen.gpg -O- | sudo apt-key add -
Resync packages list
Console : sudo apt-get update
Install Mercury or Mercury Lite
Console : sudo apt-get install mercury-messenger | 
