Eriisa: I get it all the time. It has to do with the rendering and how BK pages are layed out (NOT a BK bug or problem). Hopefully, it is addressed soon, but I wouldn't hold your breath.
(hide) If you want to save on bandwidth you can reduce the amount of information that shows up in your pages in the Settings. Try changing the number of games in the main page and the number of messages per page. (pauloaguia) (show all tips)