可用性指南：可访问性

3.10：同步多媒体元素

相关重要指数：3级

证据强度：2级

文件类型：指南

主题：

可访问性

指南：

为确保可访问性, 请为同步的多媒体元素提供等效的替代选项。

注释：

对于多媒体演示文稿 (例如, 电影或动画), 将视觉轨道的字幕或听觉描述与演示文稿同步。

资源：

1. 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

2. 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.

3. Galitz, W.O. (2002). The Essential Guide to User Interface Design. New York: John Wiley & Sons.

4. Mayhew, D. (1992). Principles and Guidelines in User Interface Design. Englewood Cliffs, NJ: Prentice-Hall.

5. United States Government, Rehabilitation Act of 1973 (amended in 1998), Section 508. Retrieved November 2005

相关资源：

1. 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.

2. Title: Web Accessibility Initiative.Description: Guidelines widely regarded as the international standard for Web accessibility

3. Title: WebAIM Section 508 Checklist.Description: Provides a checklist of 508 items for HTML.

相关可用性指南：

1. Usability Guideline: Provide Client-side Image Maps

2. Usability Guideline: Use Video, Animation, and Audio Meaningfully