I use a very handy lightbox tool called mediaboxadvanced on my site. It allows me to pull up images, video, and even websites in a lightbox. When I upgraded from 4.0.3 to 4.0.4 it stopped functioning. I tested it with a plain html website, and it still functions, just doesn't work on my vbulletin site anymore. Here is the code I use, first I load this: