var url:String = "http://gis.calhouncounty.org/FlexView/StreetView.html?lat=" + lat + "&lng=" + lng; var window:String = "StreetView"; var features:String = "toolbar=no,location=no,resizable=no,directories=no,status=no,scrollbars=no,copyhistory=no,width=610,height=700"; var WINDOW_OPEN_FUNCTION : String = "window.open"; ExternalInterface.call( WINDOW_OPEN_FUNCTION, url, window, features );
FYI:
window.showModelessDialog will only work in IE.