November 28, 2012, 2:26 PM — Here's how you can add a Gmail applet to the bottom panel of your Cinnamon desktop in Linux Mint 14 or 13.
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
wget http://goo.gl/skW6E -O Gmail-Notifier.zip
unzip -q Gmail-Notifier.zip -d ~/.local/share/cinnamon/applets
For more, see the original article at the link below.