Functions in Batch

Most people underestimate the power of batch scripting...did you know you can have functions in batch files?  Yes, you can!! fully re-enterant ones too...

Here's a good tutorial on how to make batch functions:
http://www.dostips.com/DtTutoFunctions.php

Here are some good batch scripting references that I use:
http://www.robvanderwoude.com/batchfiles.html
http://www.ss64.com/nt/
http://www.dostips.com/