Microsoft Office Live Small Business Community

I am trying to move my .net site which is running in my server hosted by a third party hoster. 1. Can I create my site with the existing .aspx pages. 2. I have some good ranking on serach engine, will it loose it ranking when i move to the office live with the same domain name and same .aspx pages

Hi Living in Europe, I have a website ending with .dk that I would like to use. It is not shown in the drop-down box. How can I use this? Appreciate your response, Jan