That's browsers for you
You can never get different images to sync properly every time, unfortunately.
e.g. in theory these should tile perfectly, but they don't.


(
Barbarossa is not my real name,
Wed 16 Apr 2008, 16:17,
archived)
odd
but they do if you go to the popular page (or another link) and then click main board without refreshing (at least mine does)


(
Sir Aunty Grampa Dave the Hat - enjoying a post-meridian muncheon - Ta! Cannaoogim!?,
Wed 16 Apr 2008, 16:19,
archived)
It's because your browser doesn't load them at exactly the same time.
Even if you offset the time to compensate I imagine it would still be wrong in different situation on different computers.
(
Kamikaze Stoat £4.09,
Wed 16 Apr 2008, 16:31,
archived)