When printing a document of various pages in length, using VBA code to set it, I need:

Odd pages of document (page 1, 3, 5, etc) to have:
Right margin of 4.375
Left margin of 0
Top margin of 0
Bottom margin of 4.75

Even pages of document (pages 2, 4, 6, etc) to have
Right margin of 0
Left margin of 4.375
Top margin of 0
Bottom margin of 4.75

Can someone help? thanks, mikeburg