If this is for a CGI script, then check out HTML::Pager (JavaScript alert, however). If this is for a command line script, then check out Data::Page.

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)