Bug ZSS-706: Open context menu, click between style popup and menu popop, the style popup does not close
http://tracker.zkoss.org/secure/IssueNavigator.jspa?mode=hide&requestId=13105
Merge pull request #22 from RaymondChao/ZSS-706

Bug ZSS-706: Open context menu, click between style popup and menu popop, the style popup does not close