There would be no conflicts ...
The page is made up of PHP includes ...
Mr. Smith - Geography
Mr. Johnson - Science
Mrs. Anderson - English
Let's say 3 teachers happen to be logged in at
the same time. Each teacher is updating their
own "txt" file, not the webpage. The webpage
itself is never updated.
The PHP script with sessions controls which
teacher updates which text file.
If Mae happens to want a separate page for each
teacher, it would be the same thing.
Editing the text file is really easy and the edit
can include all HTML tags (except ?> and Some security in place to keep anyone from using