void Update() {
        if (GameObject.FindWithTag("MainCamera") != null) {
            player = GameObject.FindWithTag("MainCamera");
        } else {
            return;
        }
        if (!animation.IsPlaying(walkAnim) && !animation.IsPlaying(idleAnim))
            animation.Play(idleAnim);

        if (Vector3.Distance(player.transform.position, this.transform.position) < 6) {
            if (attackTimer < Time.time) {
                player.transform.GetComponent<PhotonView>().RPC("ApplyDamage", PhotonTargets.All, 35);
                attackTimer = Time.time + 2;
            }
        }

        if (Vector3.Distance(player.transform.position, this.transform.position) < 30) {
            transform.LookAt(player.transform.position);
            transform.position += transform.forward * 3.0f * Time.deltaTime;
            //transform.Translate(0.8f * Vector3.forward * Time.deltaTime);
            transform.GetComponent<PhotonView>().RPC("PlayWalkAnimation", PhotonTargets.All);
        }

    }