vote not share

Hi all, all of you that is helping out, you need to click on the link and bring up the cover Line in the Sand and click on vote. I can see by the counter that people are clicking on like, while this is very cool, it is not registering as a vote.

https://www.facebook.com/pages/Authorsdb/410138019060349?id=410138019060349&sk=app_448952861833126