Sites for hair ?!

Okaay so I want to die my hair but im not sure if I want it blonde or brown..
any sites so I can see what I would look like w/ blonde or dark brown hair ?

here take a look at this site. it has a list of sites that will allow you to do awhole lot of cool stuff with your hair and other things too.

http://www.squidoo.com/photo-faces

or http://www.dailymakeover.com I go on that website and it is pretty good. you can choose tons of hairstyles, hair colors, see what you would look like with different colored eyes and make up and white teeth or yellow teeth or stuff like that.