>>AFIAK, you cannot disable that prompt. As workaround, you can assign FN key to close MODI COMM window w/o saving changes and w/o prompt.

ON KEY LABEL f5 DO DiscardChanges
>>...
>>* PROGRAM DiscardChanges
>>KEYBOARD "{CTRL+Q}Y" PLAIN CLEAR

>
>Thanks Sergey! That's what I needed. I'll also use James suggestion of using Ctrl-W for auto saving.
>
>--Paul

You're welcome.