[plt-scheme] split window & keybindings

Stephen De Gabrielle wrote:
> Hi,
>
> 1. Is it possible to split the drscheme editing window vertically and
> horizontally? I seem to remember a preference setting but I can't find
> it in DS or in the Docs.
>
>   
View menu, Split bottom. (Ctrl + M on my Windows machine). Splits the 
editing window vertically but not horizontally.

Chongkai