On 11/24/2011 2:28 PM, Mike Miller cried from the depths of the abyss:

> When I used Solaris, it would have a login window that allowed me to
> choose my window manager. I could use Open Windows, KDE, Gnome, or a
> couple of others that I had installed. Does Linux do that, too? It made
> it easy in a multi-user environment for different users to choose
> different desktop environments.
>

I think this is a distro specific thing.  I know Slackware comes with 
the ability to switch DE's out of the box (also user specific).