This script demonstrates how to used a custom footnote for your links.
In this case all the footnotes will now be of the form
footnote 10 is for http://exo.org.uk/code/
To install HTML::FormatText::WithLinks, copy and paste the appropriate command in to your terminal.
cpanm
cpanm HTML::FormatText::WithLinks
CPAN shell
perl -MCPAN -e shell install HTML::FormatText::WithLinks
For more information on module installation, please visit the detailed CPAN module installation guide.