Ray,
You'll find it here:
For some reason, these properties don't show up in the pop up Properties window you get when you right mouse on the page and select Properties.
Hope that helps,
Mike
Hi Ray,
I think what you are looking for is this:
Make sure you chose the popup layout
Hope this helps!
Edit: It is the same as what Mike suggested, but with a different edit access. I right-clicked an empty space in the popup page and selected 'Properties'. If you don't see the handy view from Mike's post, you can enable it here: