Switch (Light, Full and Power) has the ability to check document sizes on the fly and forward them to a different PDF correction step. In PitStop Server, different Action Lists will allow you to redefine your page box lay-out (size) and center the page content.
If you would like more information or some help to get you started, just send an email to support@enfocus.com.
Both application have a full functional trial, use them to find out if it does the trick!
cheers,
Bert
Brain: The same thing we do every night, Pinky - try to take over the world!