////////////// START AS CODE ///////////////
setup.addEventListener(MouseEvent.CLICK, setup_CLICK);
function setup_CLICK(e:MouseEvent):void
{
     var jsfl:String = "fl.getDocumentDOM().getTimeline().setLayerProperty('name', 'as');fl.getDocumentDOM().getTimeline().setLayerProperty('locked', true);fl.getDocumentDOM().library.newFolder('Sounds');";
     MMExecute(jsfl);
}
////////////// END AS CODE ///////////////