started to defining accessible name/description calculation for form controls

feedback appreciated (except the 'this is a load of sh*t' kind)
http://dev.w3.org/html5/html-api-map/overview.html#calc

the impetus for this is the divergence already apparent in the way that
firefox/webkit map the placeholder attribute to accessibility API
properties:
http://www.html5accessibility.com/tests/placeholder-labelling.html

-- 
with regards

Steve Faulkner
Technical Director - TPG

www.paciellogroup.com | www.HTML5accessibility.com |
www.twitter.com/stevefaulkner
HTML5: Techniques for providing useful text alternatives -
dev.w3.org/html5/alt-techniques/
Web Accessibility Toolbar - www.paciellogroup.com/resources/wat-ie-about.html