;+
; Change the x-axis on the plotter to velocity.
;
; @version $Id: velo.pro,v 1.6 2005/05/26 15:09:33 jbraatz Exp $
;-
pro velo
   if (!g.plotter_axis_type ne 2) then begin
       !g.plotter_axis_type=2
       if not !g.frozen then show,/reshow
   endif
   return
end