Assistive Technology Manual

Here's a Manual I created for my organization. It was about 60 pages, but I cut it down to 38. There is also some more information about accessibility available on Microsoft website.

http://www.microsoft.com/enable/training/windowsxp/default.aspx
Also some AT that Microsoft recommends
http://www.microsoft.com/enable/at/default.aspx

Here's one for mac's also
http://www.apple.com/accessibility/