When you click on the link, a series of about 15 pictures will come up.  Click on a photo in that category that appeals to you.

Again 15 pictures will come up, click the one for you and move on.  Just continue

Picking.  This is for real, no joke.  

At the end it will give you a profile of yourself.  It's called a visual DNA.  Your choices dictate your profile.

Http://DNA.imagini.net/friends