Flex Chrome in flex 4 SDK

Anyone know how t开发者_如何转开发o set flex Chrome in flex 4 SDK ? coz when I use showFlexChrome, it always return error if I use flex 4 SDK. thx

Are you asking how to replace the system chrome on your windows with custom chrome? If so, here's a decent article: http://mysticnomad.wordpress.com/2008/09/08/creating-a-custom-chrome-for-air-application/