
 USAGE of provided library:
 
       require_once ('code128barcode.class.php')
       $barcode = new code128barcode();
       
       $code = $barcode->output('code string');
       ...
       $code = $barcode->output('another code string');
 
 $code is a (decimal) 1 and 0 suit, '1' represents black bar
 and 0 white.

 ten 0 before and after string represents silent zones. Note
 it can be not sufficient, as the minimal silent zone is
 6.35mm (1/4 ").

 examples are provided for fpdf and gd.

