whats happened here, and how do i fix it? MyBB 1.2
sorry i cant see anything

Please give more ZOOM

Or the URL to the thread.
yes same problem with me,it breaks the page layout
that's odd. it looks fine to me in firefox 1.5.0.5
are there ways i can control the size submited in users sigs?
Not really.
The best you can do is, if you see a user post a "too large signature", either you remove it or call him to change it.