You can now add to facebook some info on a program easily.

First make sure that in your SEO settings -> Social -> Facebook  , you tick off the option

then simply copy and paste the URL (http://…) of the  page calendar-details corresponding to the program you want to advertise.

example : you go to the page http://shambhala.ws/calendar-details/?id=236366 and paste this URL to your facebook status field . Give it a try.