This method handles the process of calling a javascript popup using the window.open function from a flash movie (AS3) embedded in a web page - if this fails (due to aggressive popup blocking, e.g. Safari) a normal window is opened, as if a link with target='_blank' was clicked. Here's how it work...

SWFMouseWheel sets up an ExternalInterface between your Flash application and a JavaScript, where it listens for mousewheel events.