I found the sites listed here are great, thanks a lot guys.
Btw, I've found from digg a good application called QuickKill. From its website, it states that the application will quickly kill all tasks not listed in a configuration file. This can be used for a variety of reasons: saving battery life on laptops, easy performance increase, "gaming mode".
It is really usefull for my poor xp notebook. Here is the link:
http://www.anappaday.com/downloads/2006 ... kkill.htmlHave a try... (for those who have xp box)