--- loncom/cgi/barcode.png	2001/08/15 13:56:40	1.1
+++ loncom/cgi/barcode.png	2001/08/15 14:03:15	1.2
@@ -12,6 +12,8 @@
 # EAN13, EAN8, UPCA, UPCE, NW7, Code39,
 # ITF, IATA2of5, Matrix2of5, and COOP2of5.
 
+# Example usage: /cgi-bin/barcode.gif?encode=12345*31*MSUL1
+
 use strict;
 use GD::Barcode::Code39;