Link Part Revison Comment text to a new text field in Job Tracker

In vantage 8.03.409C Job Tracker after a job is entered at the bottom there are tabs (Demand Summary- Make To Stock - ECT.....) Can I create a new tab, add a text box and Link the Part Revision Comments for the part that is tied to the current Job?

how can I do this?
Your help is highly appreciated, thanks in Advance.