Blog entry:
I'm generally wary of online organizing that doesn't have an offline component, but this seemed kind of interesting. In the Philippines, the "Electronic Brigade" created a website that directs people to the national police website in an effort to overwhelm the site with traffic and shut it down.

Image:

Website:
http://www.theage.com.au/news/technology/philippines-virtual-sitin/2006/03/24/1143083925405.html