 
 package com.threerings.flash {
 
-//import flash.display.Bitmap;
+import flash.display.Bitmap;
 import flash.display.DisplayObject;
 import flash.display.DisplayObjectContainer;
 import flash.display.Loader;

        // do nothing in base MediaContainer 
    }

    override public function toString () :String
    {
        return "MediaContainer[url=" + _url + "]";

        addChildAt(disp, 0);
        _media = disp;
        updateContentDimensions(disp.width, disp.height);
        didShowNewMedia();
    }

    /**
     * A place where subclasses can initialize things prior to showing new media.
     */
    protected function willShowNewMedia () :void
    {
        _initialized = false;
    }

    /**
     * A place where subclasses can configure things after we've setup new media.
     */
    protected function didShowNewMedia () :void
    {
        // nothing right now, but call super() you overriders.
    }

    /**
