What can you do to make a Web page more useful to a user who does not use a mouse?

Answer:

There are number of things which can be done so that Site can be accessed without a mouse.

1.Provided access keys for all the controls.You can use access keys for Web controls using AccessKey property.
2. Define Logical Tab order.
3. Specify default button on the form.
4. Set default focus on the form in a logical location where data entry normally begins.