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Date: Sun, 21 Oct 2012 08:42:04 -0600 (MDT)
From: Warren Block <wblock@wonkity.com>
To: Thomas Mueller <mueller23@insightbb.com>
Subject: Re: 9.1 and intel graphics
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On Sun, 21 Oct 2012, Thomas Mueller wrote:

> Normally I start X by startx which may be followed by an initialization file,
> so I don't get the default spartan default twm all the time.  In Linux and
> FreeBSD, I generally use X as nonroot.
>
> So I don't really know how to start a program such as xterm as another user
> or how to have both root and nonroot windows in X.

Open a terminal, su - to root in it.  In the exceptionally rare case of 
needing to run a graphic program as root, also set the DISPLAY variable 
to match the normal user's value, then run that program in the terminal.