The page you are looking for is located at:

http://www.rupert.id.au/tutorials/microworlds/examples.php

If your browser supports automatic redirection you will be taken there in 5 seconds.
Otherwise use the above link.

APA citation:
Russell, R. (2006, September 1). Examples redirector.
     Retrieved [insert month day, year], from
     http://www.rupert.id.au/microworlds/plugins/index.html