5 links
Scripting and Batch Programming
labmice.net
Command line interface, environmental variables, logon, Windows Scripting Host, Visual Basic, Perl.
The Windows NT Command Shell
microsoft.com
What it is, what it does, and how to use it. Chapter 2 from "Windows NT Shell Scripting", by Timothy Hill, Linda Engelman.
The Wizard's Apprentice
izapp.sourceforge.net
Application that can ask questions from batch files with user friendly Windows dialog boxes; Cancel, Back and Next buttons.
Windows NT/2000 FAQ
indows2000faq.com
Wide range of topics including command prompt and batch. Submit your own FAQ, ask a technical question.