Websites for basic and advanced computer use instruction

These sites are worth noting.
The first and second are free, cover XP, and are produced by the tutor that did the Win 98 powerpoint http://vlaurie.com/
leads to http://winbeginners.com/
From here, for example, you can go to http://winbeginners.com/articles/right_click1.htm
Try it you may learn something
And on to intermediate and Vista

Commercial many courses http://www.computer-training-software.com/word-t.htm

Academic but gives a free tutorial on how to set up a powerpoint presentation http://cel.colgate.edu/howto/powerpoint/pc/new-from-scratch.htm