Randy
On some of the shows it just isn't possible to get them to match up as the audio tracks have been edited by the shows producers (believe me i've tried ).
I was told this fact quite some time ago by someone who's name eludes me at the moment.
Wish I could be more helpful.
Jem
Quote: "There is a theory which states that if ever, for any reason, anyone discovers what exactly the Universe is for and why it is here it will instantly disappear and be replaced by something even more bizarre and inexplicable. There is another that states that this has already happened.”... Douglas Adams 1952 - 2001