         childManager = new ChildManager(this);
     }
         
-	private var mp:MarshallPlan;
+	private var mp:MarshallingSupport;
 
     //--------------------------------------------------------------------------
     //

import mx.utils.NameUtil;
import mx.utils.SecurityUtil;
import mx.events.SWFBridgeRequest;
import mx.managers.systemClasses.MarshallPlan;
import mx.managers.systemClasses.ChildManager;

use namespace mx_internal;


        _systemManager = systemManager;

		mp = MarshallingSupport(systemManager.getImplementation("mx.managers::IMarshalSystemManager"));

        // We are a proxy for a popup - we are the hightest system manager.
        topLevel = true; 
