Here's how you can add a Cinnamon shutdown applet to your Linux Mint 14 or 13 desktop.
1. Open a terminal window.
2. Type in the following commands then hit Enter after each.
wget http://goo.gl/9m3Yd -O Shutdown.zip unzip -q Shutdown.zip -d ~/.local/share/cinnamon/applets
For more, see the original article at the link below.