If a lead sentence or paragraph is italicized consider converting it into a header. If a text element occurs within a paragraph and the paragraph is less than ten words containing only text items or formatting elements it is also potentially a header.
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> <html lang="en"> <head> <title>aert1.0/3.5.2</title> </head> <body> <p><em>This may be a header.</em></p> </body> </html>
W3C WAI: http://www.w3.org/WAI//
HTML Techniques for WAI 1.0: http://www.w3.org/TR/WCAG10-HTML-TECHS/