[Plugin: Events Calendar] Information of new entries

I would inform users of my homepage when new entries of events are available. For this I would like to use the code of subscribe2. You can see this option here:
http://subscribe2.wordpress.com/2011/02/28/subscribe2-and-custom-post-types/
Can you help me please? Where must i build in this code?

Many thanks …
joesch

http://wordpress.org/extend/plugins/events-calendar/