Ruby and assistive technology

Hello,

Does anyone know of any assistive technologies that directly support Ruby
annotations in XHTML?

Thanks,  Andrew
_________________________________
Andrew Arch
Vision Australia Foundation
http://www.visionaustralia.org.au/
http://home.vicnet.net.au/~webacces/

Member, Education & Outreach Working Group,
W3C Web Accessibility Initiative
http://www.w3.org/WAI/EO/