Thanks a bunch.  Big Help!!!

Niall,Thanks a bunch ... worked perfectly!One add'l question. I have a name and address field as well. I want to have the last line of the mailing address be a USPS Postnet Barcode, but with NO human readable number showing up under the barcode.So, Ideally, as I key in the zip code in the zip code...

I have a multiple page fillable pdf form constructed using LiveCycle Designer ES.  As I key in the First Name field on page 1, I want to have it auto-populate the same First Name field on page 2 and subsequent pages.  I've named both fields "fname" but it still doesn't auto-populate the second first...