[DDI-SRG] update on User Guide

[Wendy Thomas]

FYI

I noticed that there were no page numbers on the posted copy. I have added 
those and sent a replacement copy to Mary. Nothing else was changed.

wendy

Wendy L. Thomas                          Phone: +1 612.624.4389
Data Access Core Director		 Fax:   +1 612.626.8375
Minnesota Population Center              Email: wlt at pop.umn.edu
University of Minnesota
50 Willey Hall
225 19th Avenue South
Minneapolis, MN 55455