Selection does not highlight button, check box and radio button

"[email protected]" <[email protected]>
Newsgroups gmane.comp.mozilla.devel.editor
Organization http://groups.google.com
Message-ID <4fd67620-1156-4ad4-aa6a-85481319f854@x35g2000hsb.googlegroups.com> 
Firefox 3 seems to break this. It used to work fine under Firefox 2.
Does anyone know a work around (like a style change or something)?
Thanks.
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