On Sunday 25 September 2011 15:15:05 David Hare wrote:
> or use gksu (you don't have to install Gnome for that)

Thanks, David.  In a hurry that was a real lifesaver.  I'll do the rest of 
what you advocate later.

Come to think of it, using gksu was a very simple workaround!  But I'd like to 
try to get kdesu going, as an exercise if nothing else.

Lisi