Have you tried to follow instructions given with the theme?
Do you have FTP access?
Yeah the OP was spamming and all their posts got deleted, it seems there's a bug that when you delete posts via the search page it doesn't delete the thread if a post you are trying to delete is the first post of a thread... Ryan made a bug report thread...
http://community.mybboard.net/thread-39941.html
I this this should be closed to avoid confusion
I don't make support requests.