I will use opengeu repositories to install e17. You should get a working e17 desktop in 5 minutes.
Copy to terminal:
$ wget -q
http://opengeu.linuxfreedom.com/ubuntu/dists/repo.key -O - | sudo apt-key add -
Now open Software Sources -> Other Software -> Add copy and paste this:

- Software Sources
- Screenshot.png (235.91 KiB) Viewed 2798 times
deb
http://opengeu.linuxfreedom.com/ubuntu karmic opengeu main extras
... close and refresh.
Now copy these to terminal one by one:
$ sudo apt-get update
$ sudo apt-get upgrade
When you insert this command:
$ sudo aptitude install opengeu-desktop
you will get some errors, but press y
Log out and choose Enlightenment from sessions.
In first run wizard choose the Standard profile to get a clean e17.