Hi Imhotep.
I've already 'headed off elsewhere' (to another thread) so I've only just seen your post.
Firefox is inherently more secure than Internet Explorer. One of the ways it achieves that objective is by deliberately not recognising certain types of web code, which can be used for malicious purposes. The 'Refresh' feature, on this page, uses that type of coding.
One way around the problem is to configure Firefox to automatically refresh the page at pre-set intervals. How do you do that? Easy, use this:
http://tinyurl.com/32wqmn