Screenshots
The demo is purposely very simple. At the bottom of this page are examples which use the same erlbol.erl server, showing how a clickable list could be used.
The REBOL gui (erbol.r):

A little tweaking of the window area (erlbol_a.r):

Feedback coming to the server (erlbol.erl):

Error message: Note: the text is a misleading. If Erlang is not open or has crashed or if there is a problem with your REBOL code, then this screen comes up:

With just a few changes to the window code.
With list and button

click-list

(Download these demos: erlbol_list1.r and erlbol_list2.r)
Adding a new function (Reverse a string). See the Making Modifications page.
