"Accessible" sites and search engines: What does it mean?

About 54 million Americans, an increasing number of aging Baby Boomers among them, have some disability, says Kathy Wahlbin of Mindshare Interactive Campaigns.

"Visually impaired users need to increase the text size or use a screen magnifier," she explains. "People with mobility impairments use the keyboard, rather than the mouse, to navigate. And people who are blind use screen readers to listen to the site being read aloud."

Accessibility means people with disabilities ...