http://hernan.amiune.com/labs/jQuery-Windows-Engine-Plugin/jQuery-Windows-Engine-Plugin.html

jq

windows engine

http://dev.iceburg.net/jquery/jqModal/#examples

jqmodal

The JQmodal windows and parts library.

http://tautologistics.com/projects/jquery.modaldialog/doc/1.0.0

mjw

More jquery windows.