Use the following code.... instead of this use Application.application which is a pointer to the application and give the xmlns:ns="MyWindows.*" where ever u call it in mxml;
private function showWindow() :void { var login:SimpleTitleWi ndowExample= SimpleTitleWindo wExample( PopUpManager. createPopUp( Application.application as DisplayObject, SimpleTitleWindowEx ample , true)); point1.x=myButton. x; point1.y=myButton. y; point1=myButton. localToGlobal( point1); login.x=point1. x+25; login.y=point1. y+25; login.loginName= returnedName; } __________________________________________________ Do You Yahoo!? Tired of spam? Yahoo! Mail has the best spam protection around http://mail.yahoo.com