Nevermind, it was a problem with the theme showing that title attribute all over the place. I removed it using the solution at this link:
http://www.kriesi.at/support/topic/remove-tooltips-title-attributes-from-masonry-gallery/
Hey Divvy, could you tell me how you solved id, I need to achieve the same thing. but I would like all the thumbnails to be 300×300
