I see. I went to your site. I know many people dislikes frames, but what you want is easier designed using frames, and if you have PHP I have a script that makes the framed site get framed even if it's individual pages are accessed directly.
If you need help I can help you, but it's friday afternoon, so I can't do anything until monday. If you like you can go here: tutorials.reptilian-feline.net/frames1.php