Initial ARIA drag and drop example

Here is a an initial implementation of an ARIA drag and drop example of Tic Tack Toe.  Feedback is welcome on the implementation and use of ARIA markup. 

http://test.cita.uiuc.edu/aria/draganddrop/draganddrop1.php

Thanks,
Jon
Jon Gunderson, Ph.D.
Coordinator Information Technology Accessibility
Disability Resources and Educational Services

Rehabilitation Education Center
Room 86
1207 S. Oak Street
Champaign, Illinois 61821

Voice: (217) 244-5870

WWW: http://www.cita.uiuc.edu/
WWW: https://netfiles.uiuc.edu/jongund/www/