guiComponentFactory.getMapMediator().setOverviewMap(this);
guiRoot.getMapMediator().setOverviewMap(this);
	public void setup(ModelRoot mr){	    mapView = new ZoomedOutMapRenderer(mr.getWorld());	    this.setPreferredSize(mapView.getMapSizeInPixels());	    this.setMinimumSize(this.getPreferredSize());	    this.setSize(this.getPreferredSize());	    if (moveReceiver != null) {		mr.getMoveChainFork().removeSplitMoveReceiver		    (moveReceiver);	    }	    moveReceiver = new MapViewMoveReceiver(mapView);	    mr.getMoveChainFork().addSplitMoveReceiver(moveReceiver);	    if(null!=this.getParent()){											this.getParent().validate();	    }				    guiComponentFactory.getMapMediator().setOverviewMap(this);	}