How to change admin user for GUI?

Tue Nov 6 22:14:37 UTC 2012

On Tue, Nov 06, 2012 at 01:39:42PM -0800, mcardielo wrote:
> have you tried to use gksu command? you can use it in the link to the app

I don't think this is a viable solution. To use gksu, the user needs to go to
the command line. And it is no solution for the things that happen to pop up
from time to time (like software-updates).

There must be a way to configure, which account to use for those applications?