Hi PurpleTeeth,
It seems nothing has been set up on your domain http://www.purpleteeth.com.
wordpress.org is not like wordpress.com. You need to install wordpress on your website. Check out this article to find out how to install Wordpress.
http://codex.wordpress.org/Installing_WordPress
Or just let me know, I will help you out.
Once installed Wordpress on your server, install the theme and move your posts.