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3:10 Synchronize Multimedia Elements

Relative Importance:

Relative Importance rating of 3 out of 5

Strength of Evidence:

Strength of Evidence rating of 2 out of 5

Document Type: Guideline


Topic:

Accessibility


Guideline:

To ensure accessibility, provide equivalent alternatives for multimedia elements that are synchronized.


Comments:

For multimedia presentations (e.g., a movie or animation), synchronize captions or auditory descriptions of the visual track with the presentation.


Sources:

  • Ahlstrom, V. & Longo, K. (2001). Human factors design guide update (Report number DOT/FAA/CT-96/01): A revision to chapter 8 - computer human interface guidelines. Retrieved November 2005, from http://acb220.tc.faa.gov/technotes/dot_faa_ct-01_08.pdf
  • Chisholm, W., Vanderheiden, G., & Jacobs, I., Eds. (1999b). Web Content Accessibility Guidelines 1.0. Retrieved November 2005, from http://www.w3.org/TR/WCAG10/, Checkpoint 1.4.
  • Galitz, W.O. (2002). The Essential Guide to User Interface Design. New York: John Wiley & Sons.
  • Mayhew, D. (1992). Principles and Guidelines in User Interface Design. Englewood Cliffs, NJ: Prentice-Hall.
  • United States Government, Rehabilitation Act of 1973 (amended in 1998), Section 508. Retrieved November 2005, from http://www.section508.gov/.

Related Resources:

  • Title: Section 508
    Description: Section 508 requires that Federal agencies' electronic and information technology is accessible to people with disabilities. IT Accessibility & Workforce Division, in the U.S. General Services Administration's Office of Governmentwide Policy, has been charged with the task of educating Federal employees and building the infrastructure necessary to support Section 508 implementation. Using this web site, Federal employees and the public can access resources for understanding and implementing the requirements of Section 508.
    URL: http://www.section508.gov
  • Title: Web Accessibility Initiative
    Description: Guidelines widely regarded as the international standard for Web accessibility
    URL: http://www.w3.org/WAI/
  • Title: WebAIM Section 508 Checklist
    Description: Provides a checklist of 508 items for HTML.
    URL: http://www.webaim.org/standards/508/checklist