Lightbox no longer working

Haven’t changed anything, but the photos no longer open up in a lightbox. They are now linked to an outside site, and its not twitter. Here’s an example of the link:

http://origincache-prn.fbcdn.net/10011464_302281349929497_2098987716_n.jpg

Any thoughts?

https://wordpress.org/plugins/alpine-photo-tile-for-instagram/