public void Update()
    {
        exp_bar.Update();
        if (level1)
        {
            health = gameObject.GetComponent <PlayerController>().health;
        }
        else
        {
            health = gameObject.GetComponent <Health>().health;
        }

        exp_bar.setValue((int)health);
        //if (exp_bar.getLevel() - last_level >= 1)
        //{
        //    // level changed: change stuff here
        //    //Debug.Log("DING! You Are Now Level " + exp_bar.getLevel());

        //    last_level = exp_bar.getLevel();
        //}

        //health_bar.Update();

        //mana_bar.Update();

        //globe_test_bar.Update();
    }