The Ease of Access configuration can help you set up the computer for better interaction, especially if you have problems with vision. There are quite a few options that can be set up to help you operate Windows easier. These include:
The Windows Magnifier
The Windows Narrator
The On-Screen Keyboard
High Contrast Options
There are other settings that can be changed as you can see from the screenshot below, however there is a big section on the Ease of Access Center if you click on this link . There is also a section on the Windows Speech Recognition that you can see detailed information on the speech recognition application in Vista.
