Update Documentation for Landmark Feature in ARIA Specs

ARIA documentation should be updated to clearly state number of times
particular landmark role may appear in valid ARIA document.

banner, main
Only one element may be marked role="banner" within "document" or
"application" descendants.
Only one element may be marked role="main" within "document" or
"application" descendants.

See reference thread for proposed algorithm.

complementary, contentinfo, navigation, search
Explicitly state that multiple regions may have this landmark role set.


Reference October Threads on Landmark Role
http://lists.w3.org/Archives/Public/wai-xtech/2008Oct/0013.html
http://lists.w3.org/Archives/Public/wai-xtech/2008Oct/0011.html

Reference ARIA Draft
http://www.w3.org/WAI/PF/aria/

Reference ARIA Best Practices
http://www.w3.org/WAI/PF/aria-practices/

Received on Monday, 10 November 2008 12:16:26 UTC