I was struggling with this issue a few days ago. See: http://groups.google.com/group/jquery-en/browse_thread/thread/e24b99e5d6d14037/634d9d35155fc85a
On Feb 4, 5:37 pm, "Andy Matthews" <li...@commadelimited.com> wrote: > The jQuery team freely admits that they optimize for IE more so than the > other browsers. So it's distinctly possible that this is true. > > -----Original Message----- > From: jquery-en@googlegroups.com [mailto:jquery...@googlegroups.com] On > > Behalf Of Sam H > Sent: Wednesday, February 04, 2009 11:28 AM > To: jQuery (English) > Subject: [jQuery] slideUp/Down jumpy in Firefox 3 but not in IE7? > > I don't remember if it was like this in jQuery 1.2, but I have 1.3.1 and I > can clearly see that slideDown/Up is much smoother in IE7 than in Firefox 3. > > Is it just me?