I know this has been reported before and it was fixed.
The problem is I think browsers keep getting updated and reverting code so it's difficult to keep up.
I'm assuming you're using Chrome 7? This issue appears to apply only there; Chrome 6 didn't do it, and no other browsers have the issue to my knowledge. I'm hopeful that this regression will be fixed in a new release.
here is a picture that would probably explain it better:
