Hello,
Using the modifyPageLayout method you have these options:
* marginTop (int): measurement in twips (twentieths of a point)
* marginRight (int): measurement in twips (twentieths of a point)
* marginBottom (int): measurement in twips (twentieths of a point)
* marginLeft (int): measurement in twips (twentieths of a point)
* marginHeader (int): measurement in twips (twentieths of a point)
* marginFooter (int): measurement in twips (twentieths of a point)
Regards.