Five XHTML Elements You Didn’t Know But Were
Added 3 Mar 2009
"Five XHTML Elements You Didn’t Know But Were
Afraid to Ask,” by Adam Tibi. Discusses the optgroup (option group)
element (that group a set of option elements), the label element
(provides captions for form elements), the fieldset element (creates a
frame), the label element (an optional element that creates a frame’s
title), the colgroup element (a table element), and the acronym element
(provides a definition through the title attribute).