Delegate events where possible to prevent trouble with cloned interface components.
We should move to the new jQuery event API: http://blog.jquery.com/2011/09/28/jquery-1-7-beta-1-released/
Definitely, there is 1.7RC1 out now, so it's feasible that the 1.7 final will land for 2.3.
I've updated to jQuery 1.7.2RC2 so work can begin on this issue.
Thanks! I updated your initial post accordingly.