Captions are used to describe the nature of the table in one to three sentences. Insert the caption below the table element. A caption is not always necessary. If a caption is not provided, use the "title" attribute to briefly describe the purpose of a table.
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN" "http://www.w3.org/TR/REC-html40/loose.dtd"> <html lang="en"> <head> <title>aert1.0/5.5.2</title> </head> <body> <table summary="This simple data table has no caption."> <tr><td>1</td><td>2</td></tr> <tr><td>3</td><td>4</td></tr> </table> </body> </html>
W3C WAI: http://www.w3.org/WAI//
HTML Techniques for WAI 1.0: http://www.w3.org/TR/WCAG10-HTML-TECHS/