What is "+" on mouse cursor?

[David Niemi]

On Tue, 2005-11-15 at 11:06 +0000, Andy Green wrote:
> David Niemi wrote:
> 
> > I was using the calculator and after I did a quick sum I couldn't close
> > any open windows and noticed a small "+" sign attached to my mouse
> > arrow / cursor.  My keyboard is somewhat responsive but I cannot close
> > or select other open windows with the mouse and the keyboard shortcuts
> > somewhat work.
> 
> Sounds like what you would see if dragging something somewhere and
> dropping would copy it.
> 
> > I've never seen this before nor read about this, any ideas on what I can
> > do to get control back or should I just force reboot?
> 
> Try pressing escape?
> 
> If not, Ctrl-Alt-F1 and login, then
> 
> ps -Af
> 
> and look for evil processes, eg, the calculator one, and kill it.
> 
> If all else fails, kill X from the text console, it should restart okay
> without needing a reboot.
> 
OK, Ctrl-Alt-F1'd logged in as root, killed gcalculator PID 30750, and
typed "exit" which logged me out and I am now back at a login prompt,
how do I get back to my running X session.  

Kinda dumb question I know but I never needed to do this before so
didn't learn it yet!