the errors with your css file are more likely the cause of the problems with web-tv. Work on that and I'll take a look at the templates. You can check them, just choose a doc-type (xhtml 1.0 transitional should be the correct one).
Donate to UBBDev today to help aid in Operational, Server and Script Maintenance, and Development costs.
Please also see our parent organization VNC Web Services if you're in the need of a new UBB.threads Install or Upgrade, Site/Server Migrations, or Security and Coding Services.