PPA

Hey!! tualatrix had setted up a Gloobus PPA!!!!!!!!! AMAZING!!
There is the last version (Including Source view and Freetype fonts preview)

https://launchpad.net/~tualatrix/+archive/gloobus/

So, to install gloobus from the ppa:

Add these lines to /etc/apt/sources.list

deb http://ppa.launchpad.net/tualatrix/gloobus/ubuntu jaunty main
deb-src http://ppa.launchpad.net/tualatrix/gloobus/ubuntu jaunty main

Then run add the key

sudo apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 0624A220

Update packages list
sudo apt-get update

Install gloobus-preview
sudo apt-get install gloobus-preview
sudo apt-get upgrade (To upgrade to patched nautilus)

Finally, restart nautilus
nautilus -q
nautilus &