- <rule> ...procedure
Keyword parameters: quote-procedure, id, class, lang, title, style, dir, lang, xml:lang, tabindex, accesskey, onclick, onabort, onblur, onchange, onclick, ondblclick, onfocus, onkeydown, onkeypress, onkeyup, onload, onmousedown, onmousemove, onmouseover, onmouseout, onmouseup, onreset, onselect, onsubmit, onunload