Yep, i had to make a few changes myself - your problem is not inside index.cgi, it is inside MyVars.pm:

use CGI; # don't you mean use CGI qw(:standard); here?
[download]

You are accessing CGI::a() and others as if you did. Add ':standard' or ':all' and you should be fine.

jeffa

L-LL-L--L-LL-L--L-LL-L--
-R--R-RR-R--R-RR-R--R-RR
B--B--B--B--B--B--B--B--
H---H---H---H---H---H---
(the triplet paradiddle with high-hat)