(see \url{http://www.barebones.com/products/bbedit/index.shtml}) are
good choices. Their freeware \program{BBEdit Lite} is officially
discontinued but still available. \program{AppleWorks} or any other
-word processor that can save files in ASCII is also a possibility, but
-\program{TextEdit} is not: it saves in \file{.rtf} format only.
+word processor that can save files in ASCII is also a possibility, including
+\program{TextEdit} which is included with OS X.
To run your script from the Terminal window you must make sure that
\file{/usr/local/bin} is in your shell search path before \file{/usr/bin},