install lxde deskop on ubuntu intrepid

$sudo vi /etc/apt/sources.list.d/lxde


deb http://ppa.launchpad.net/lxde/ubuntu intrepid main
deb-src http://ppa.launchpad.net/lxde/ubuntu intrepid main

or you an choose hardy


Shift:
wq

$sudo apt-get update
$sudo apt-get install lxde


Log out and choose lxde session from the menu

then after ~30M download i have an small and fast desktop manager