http://www.re-store.ru/bitrix/templates/restore/js/jquery.ui.selectmenu.js
http://www.lessonpaths.com/scripts/jquery.ui.selectmenu.js?MM072913
http://www.imca-int.com/scripts/jquery.ui.selectmenu.js
http://solutionset.com/Scripts/jquery.ui.selectmenu.js