jquery/jquery-ui — pull request #971 by blacklaw0 (2013-04-30 07:51:28+00:00)
Title: a way fiex the Dialog layer  change bug

fix the bug mentioned in URL http://bugs.jqueryui.com/ticket/9166#comment:11
increase paraments topIndex in options,rewrite function moveToTop use z-index not before() to change layout of dialog