bug#998: after split-window-horizontally scroll works only on first window

[Davide Viti]

On Thu, Sep 18, 2008 at 08:13:40PM +0200, martin rudalics wrote:
> > As said in the subject, no matter which of the two windows is active,
> > when using the mouse wheel to scroll up / down, it always happens on the 
> left
> > window.
> 
> Could you please type C-h k, scroll the mouse wheel, and so tell me what
> command it is bound to?

<vertical-scroll-bar> <mouse-1> (translated from <mouse-1>) at that spot runs 
the command scroll-bar-toolkit-scroll
  which is an interactive compiled Lisp function in `scroll-bar.el'.
It is bound to <vertical-scroll-bar> <mouse-1>.
(scroll-bar-toolkit-scroll event)

Not documented.

thanx for your help,
Davide