You can assume full Control over the Adobe Flash Player Window Size on a stand alone mode when you are developing applications with Adobe Flash and Flex.

With Flash, the document dimensions determine the Player Window Size while in Flex, you have to specify the Width and Height of your application in the MXML code to have a nicely fitting window.

For detailed description with Demo, click

http://flexcanvas.blogspot.com/2009/...ndow-size.html