There is currently no way to add alternative text to images in a document created with Microsoft Office 2008 for the Mac. However, you can take advantage of the fact that the Mac has the ability to print to a PDF document as a built-in feature of the operating system. You can then use Adobe Acrobat to add the alternative text to the images in your PDF document.
The Web Developer Toolbar is a free add-on for the Firefox web browser. It can be downloaded from http://addons.mozilla.org. A version of this toolbar is also available for the Chrome web browser from Google. This tutorial will show you how to use the Web Developer Toolbar to check the images on your web pages for appropriate alternative text.
Dreamweaver is one of the most popular web authoring tools used by web designers. This tutorial will show you how to add alt text to images in Dreamweaver.
The first principle of the Web Content Accessibility Guidelines (WCAG) requires us to create content that is perceivable to people who have sensory disabilities. This includes people who are blind or visually impaired. One way to accommodate people with visual disabilities is to provide alternative text for the images used on your website.