webdev1958: Yeah, it would be better just to get the correct data from the database with PHP, but it's a plugin for Wordpress and my PHP skills are zero. So it will be hard, but I will look into that as soon as I learn more.
RyanKing1809: The not selector worked out here. Need to learn more about that one.
7stud: Well, since I don't know any JS prior to reading this book, it seems fantastic to me. I like the way it's presented, and not like the JS book I have in a course right now which isn't very good learning material. Code errors? Might be, and I'll probably discover them later on.