[Cleo]

Mac mini has one ram slot that can hold a max of one gig. If you are running on only 256 you will see a huge increase in speed buy adding one gig.
http://www.apple.com/macmini/specs.html

How to open the case
http://www.macworld.com/weblogs/edit...side/index.php
or
http://www.macminihacks.org/viewtopic.php?t=12
or
http://www20.tomshardware.com/howto/...mputer-05.html
or
Download a movie
http://www.smashsworld.com/2005/01/t...ini-how-to.php