Using Javascript to mess up a website

This javascript will take all the images off a page and spin them around, a great way to impress your friends:

1). go to any website you like - http://www.amazon.co.uk
2) in the address bar delete the website address (DON'T press enter)
3). Paste in the following code into the address bar:

Wanna make a website look all crazy and fucked up? Here's how:

A little pointless but there was the get a @live.com email address flaw where javascript was used to gain an @live.com address where it added the @live com hidden fields in so on www.live.com you could actually get an email @live.com

Also on dynamicdrive.com there are some cool ones like page earthquake here: http://www.dynamicdrive.com/dynamicin...2/earthquake.htm, and one that crashes your PC I remember too. You can demo the document effects here:
http://dynamicdrive.com/dynamicindex3/index.html

There much to crude and pointless to use on my site although some random text generators are useful

Only seems to work in FireFox for me. And only on a few pages.

Very cool though

Makes clicking links on images difficult. Definately a good prnk to play with it somewhere, just can't think where right now...