Additional techniques for Checkpoints 8.1 Provide a mechanism for
highlighting and identifying (through a standard interface where available)
the current viewport, selection, and focus. [Priority 1]
1 Use operating system conventions to indicate which element has the focus
2. Support pseudo-classes of CSS2: :hover, :active, and :focus. Allow the
user to change border and font styles and colors.
IMAGE: focus-ie.gif
ALT: Example of dotted line border used to indicate the active element in
Internet Explorer 5.0 and Netscape Navigator 4.7
IMAGE: focus-ab.gif
ALT: Example of system highlight colors used to indicate the active element
by the accessible browser project
IMAGE: focus-opera.gif
ALT: Example of a solid line border used to indicate the active element by
Opera 3.60
Jon Gunderson, Ph.D., ATP
Coordinator of Assistive Communication and Information Technology
Chair, W3C WAI User Agent Working Group
Division of Rehabilitation - Education Services
College of Applied Life Studies
University of Illinois at Urbana/Champaign
1207 S. Oak Street, Champaign, IL 61820
Voice: (217) 244-5870
Fax: (217) 333-0248
E-mail: jongund@uiuc.edu
WWW: http://www.staff.uiuc.edu/~jongund
WWW: http://www.w3.org/wai/ua
