Note about comments in HTML

Many people who attempt to put comments into their HTML code -- text intended for the reference of the developer but not to be displayed by the browser -- get the syntax wrong, which can cause some browsers to mistakenly display part of the comment, or even worse, consider big chunks of the rest of the document to be a comment and ignore them. This widespread confusion about comment syntax is understandable given that HTML comment syntax is a rather inscrutable outgrowth of SGML (Standard Generalized Markup Language), a language devised for the formatting of government documents which formed the basis of HTML. Maybe some of the same people who devised the 1040 tax forms also created the syntax rules for SGML, and hence HTML.

Cont...