Where can i find a platform bed?

I'm planning on decorating my room and l would really like a platform bed. I have been looking on pbteen.com and i really liked the stuff your stuff platform bed; here is a link;http://www.pbteen.com/m/products/girls-stuff-your-stuff-platform-bed/moreimages.html?pkey=e%7Cplatform+bed%7C8%7Cbest%7C0%7C1%7C15%7C%7C7. I really like how this bed kind of looks like a square in the corner, but i don't really like the price. Again l really want a bed that looks like a square, and the cheaper the better!! Please help!! Thanks!! (: