.slider() locking onto mouse outside host element

.slider() locking onto mouse outside host element


Hello
This behaviour appears very rarely and randomly and is resolvable by
simply reloading the page. However of course the page may not be
reloaded for a long time because the application uses AJAX.
Can anyone please help explain this:
http://www.youtube.com/watch?v=DB-xb8esbqw
pd