Load External SWF

import flash.events.Event;
import flash.display.Loader;
import flash.net.URLRequest;
 
var swfLoader:Loader = new Loader();
 
holderMC.addChild(swfLoader);
 
var bgURL:URLRequest = new URLRequest("loadSWF_File.swf");
 
swfLoader.contentLoaderInfo.addEventListener(Event.COMPLETE, loadProdComplete);
 
swfLoader.load(bgURL);
 
function loadProdComplete(e:Event):void 
{
 
    trace(“file loaded”);
 
}