warning dialog box

[Aleksandar Milivojevic]

Quoting Bill Tangren <bjt at aa.usno.navy.mil>:

> OK, zenity will display the dialog box, but where do I place the
> command so that the dialog box is displayed either before or after the
> user logs in via gdm?

I'd check out the stuff in /etc/X11/gdm directory.  Be carefull, some  
of those scripts will run as root (for example PostLogin stuff), while  
other will run as user.