Meaning of aria-level on role=rowheader and role=columnheader

Please clarify what it means for a row/columnheader to have a level.

(It seems that in treegrids role=row already has aria-level for giving  
the level of the row.)

-- 
Henri Sivonen
hsivonen@iki.fi
http://hsivonen.iki.fi/

Received on Friday, 22 May 2009 11:24:08 UTC