Yes, there is. See:

What do all those funny marks, like the dots between the words in my
document, and the square bullets in the left margin, mean?
http://word.mvps.org/faqs/formatting/NonPrintChars.htm

--
Stefan Blom
Microsoft Word MVP


"Bobby at Blackford" wrote in message
...
In Word when formatting marks are displayed small squares are
displayed in
some positions. What do they mean? Is there are general description
of all
the marks that could be displayed?