Why dont you read the terms:
Here are requirements to enter the web contest:
1.The skin must be unique and made by yourself or your company. We do not accept skins ported from other CMS, free or commercial templates available online. Ripped templates are prohibited.
2.The skin is available for free.
3.It must be a complete skin and contain all the necessary TPL, CSS, JS, PHP and image files. The skin must work flawlessly with Cotonti >= 0.0.6.
4.Internationalization is required. No hardcoded text in templates please. English langfile is required, other are optional and may be added after the compo.
5.Minimal TPL coverage: comments, footer, forums, header, index, list, message, page, pfs, plugin, pm, polls, popup, ratings, users. Admin part can be a standard one, but having your own gives you a bonus. The same is about implementing plugin TPLs.
6.Valid XHTML and CSS2.
