See response on 5/5/27 in newsgroup, "microsoft.public.office.misc"
On 05/05/18 2:27 PM, in article BEB1016F.1D5%bobworkman@twcny.rr.com, "Bob"
<bobworkman@twcny.rr.com> wrote:
> Is there some special undocumented derivative syntax procedure that will let
> me add prefilled subject and message body data to a Microsoft Word Mailto:
> hyperlink?
>
> I know how to do it with HTML, but the resulting code doesn't work when
> edited into a Word Mailto: hyperlink.