just follow the link below if you don't understand anything just leave comment

[img]http://www.gemzki.co.cc/wp-content/uploads/2010/04/conclusion.jpg[/img]
[b]TUTORIAL LINK:[/b] [url]http://www.gemzki.co.cc/2010/04/11/tutorial-how-to-create-abstract-vector-circles/[/url]