a problme in dialog

a problme in dialog


dear sir,
i use jquery ui.dialog 1.6rc6, but every click in dialog is very
slowly. and, i place some input in dialog div. when i click one input
element in dialog, the cursor will always spend some time to go to
there.
another question: i use the jquery treeview plugin, when i replace the
jquery.js use the last edition, there will be a page erorr prompt
'treeview.classes is null'.
pls help me. thanks.