Win XP Pro, SP2. IE6 sometimes "forgets" to redraw the category list when editors are closed. Resizing the window a little bit makes it redraw the contents correctly.
Konqueror
OK
Chrome
OK
Opera 9.50 and later
OK
Opera 9.50 on Win XP, SP2. Opera 9.50 sometimes does not redraw the suggestion list correctly. Resizing the window a little bit makes it update its display correctly. Not OK on earlier Opera versions(severe bugs in the rendering make at least the suggestion list completely unusable).
Safari 5/Mac
OK
Safari 5.0.4 (6533.20.27) on Mac OS X 10.6.2
Safari 4/Mac
OK
Safari 3/Mac
unknown
presumed OK
Safari 2/Mac
unknown
Safari 3/Win
OK
Safari 3.0.4 & 3.1.1 on Win XP Pro, SP2
Safari 2/Win
don't care
Early Safari versions for Windows are known to be buggy. We don't cater to broken browsers (well, except IE :-) Users should upgrade their browsers to Safari 3.