protected void displayMultipleRunPane(Environment env, Object obj){
    	if(obj instanceof FiniteStateAutomaton){
    		BatchMultipleSimulateAction act = new BatchMultipleSimulateAction((Automaton)obj,env);
			act.performAction(env);
    	}
		
    	else if(obj instanceof TuringMachine){
    		MultipleOutputSimulateAction act = new MultipleOutputSimulateAction((Automaton)obj,env);
    		act.performAction(env);
    	}
    	
    	else if(obj instanceof PushdownAutomaton){
    		MultipleSimulateAction act = new MultipleSimulateAction((Automaton)obj,env);
    		act.performAction(env);
    	}
    	else if(obj instanceof Grammar){
    		MultipleSimulateAction act = new MultipleSimulateAction((Grammar)obj, (Environment)env);
    		act.performAction(env);
    	}
    }