Armin,
The builder's in Mere Mortals are based on Ken Levy's BuilderB. Check out the Builderb.vcx to check out the code behind the builder.
Is there something specific you're trying to do that I can help you with?
Kevin
Kevin McNeish
Eight-Time .NET MVP
VFP and iOS Author, Speaker & Trainer
Oak Leaf Enterprises, Inc.
Chief Architect, MM Framework
http://www.oakleafsd.com