Firefox 33.1.1 on Mac OS 10.10.1. Initially it would get stuck looking like: http://imgur.com/DhXAmI7 http://imgur.com/DhXAmI7 After refreshing the page a few

Firefox 33.1.1 on Mac OS 10.10.1. Initially it would get stuck looking like: http://imgur.com/DhXAmI7 http://imgur.com/DhXAmI7 After refreshing the page a few times, all the formulae rendered correctly. In Safari things rendered correctly immediately.