Creating presentations that are accessible to everyone is an important consideration for content developers. Because Adobe Presenter 10 presentations are authored in Microsoft PowerPoint, it is important that the PowerPoint presentation itself be accessible.
Because PowerPoint presentations often contain graphics and animation, it is important to create a document that makes all visual elements available and accessible to disabled users. For example, when a blind user employs a screen reader to access the contents of an online presentation, it is necessary to give all graphics and animations the proper text equivalents to describe their function.
For images or objects (e.g., charts) used in your presentation, add text equivalents (alt text) using the steps below.
In PowerPoint 2007 this option is also available but under different headings
Note: In Word 2007 this option is under Size and in Excel 2007 it can be found under Size and Properties.