Yep. This is bugzilla 97861. It shouldn't happen in the milestone builds because I put the fix into them.
We can't get any Mozilla folk to agree on this fix, and because it is XP, we can't just check it in. Mike Kaply IBM dinkmeister wrote: > The checkboxes seem to "jiggle" a pixel or 2 when I check/uncheck them. > > 100% reproduce: run a fresh copy of mozilla, go to preferences, watch > closely & uncheck search, print & home. Also, go to Advanced and under > scripts & windows uncheck/check "open windows by themselves".
