Peter,

This may help your typing problem:

Click: Start>
Control Panel>
Printers and Other Hardware>
Keyboard.>

On the Speed tab, make changes as follows:
To adjust the amount of time that elapses before characters repeat when you hold down a key, drag the Repeat delay slider.
To adjust how quickly characters repeat when you hold down a key, drag the Repeat rate slider.

__________________________________________

or

You may need to make changes in the Accessibility Options :

Click: Control Panel >
Accessibility Options>
Keyboard>


Check your settings in Sticky Keys and Filter keys
________________________________________

Hope it helps.

Larry Hawk