|use it, but don't rely on it|
RULES indicates if there should be internal borders in the table. In the next five pages we'll go over each of the values of
RULES and demonstrate how they are used.
FRAME have an annoying way of changing each others defaults. To simplify your life, here's a rule of thumb: if you use
RULES also use
BORDER. It's easier to avoid getting confused.
RULES, and HTML 4.0 attribute, is currently not recognized by Netscape.