if (ChainBuilderAgent.DEBUG) System.err.println("got a double click on "+node);
	private void doMouseDoubleClicked(PInputEvent e) {		PNode node = e.getPickedNode();		//System.err.println("got a double click on "+node);		if (node instanceof ModuleView){			selectedModule = (ModuleView) node;			// only start links if it's linkable			if (selectedModule.isLinkable())				startModuleLinks(e);		}		else if (node instanceof FormalParameter) {			selectedModule = ((FormalParameter) node).getModuleView();			if (selectedModule.isLinkable())				startModuleLinks(e);		}				e.setHandled(true);	}