Hi Richard
You can select everything on the timeline and just drag it to the right. I don't have access to Showtime at work so I can't remember off the top of my head how to do it, but I know it can be done.
Try using 'ctrl a' to select all, otherwise i'll have a look tonight.
Cheers
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