O'Reilly logo

HTML5 Multimedia Development Cookbook by Lee Jordan, Dale Cruse

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Using WAI-ARIA

Through the use of technology, we have developed methods to update information in the browser window dynamically without manually refreshing the page from the server. For a person gifted with sight, this a boon, retrieving information quicker and in a more useful way. But what happens when a person cannot see? How will they know information on the page has been updated in any way without refreshing the page, redisplaying its contents, and having the assistive technology read it to them again in its entirety?

Getting ready

Accessible Rich Internet Applications (WAI-ARIA) is an emerging technical specification that, like many of HTML5's new semantic tags, forces us to really think about our content and how we want to present it to ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required