[FLEX] Popup시 모달 스타일 설정

http://www.lynchconsulting.com.au/blog/index.cfm/2007/4/25/Disable-the-blur-effect-in-Flex-PopupManager-modal-background#comments



global{
   modalTransparency: 0.5;
   modalTransparencyBlur: 3;
   modalTransparencyColor: #DDDDDD;
   modalTransparencyDuration: 100;
}