keyboard shortcut for "always on top" window option?

[Ulli Horlacher]

Is there a keyboard shortcut for the "always on top" window option?
I can activate it with:
Alt-Space
Cursordown
Cursordown
Cursordown
Cursordown
Cursordown
Cursordown
Enter
which is quite long winded.
              
-- 
Ullrich Horlacher              Server und Virtualisierung
Rechenzentrum TIK         
Universitaet Stuttgart         E-Mail: horlacher at tik.uni-stuttgart.de
Allmandring 30a                Tel:    ++49-711-68565868
70569 Stuttgart (Germany)      WWW:    http://www.tik.uni-stuttgart.de/
REF:<20161124172455.GA26738 at rus.uni-stuttgart.de>