         Vector0 cleanPos = new Vector0 (i, j);         GameObject bgTile = Instantiate(tilePref, cleanPos, Quaternion.identity) as GameObject;         bgTile.transform.parent = this.transform;         bgTile.name = "( " + i + ", " + j + " )";         int circlesUse = Random.Range(0, circles.Length);         GameObject circle = Instantiate(circles[circlesUse], cleanPos, Quaternion.identity);         circle.transform.parent = this.transform;         circle.name = "( " + i + ", " + j + " )";         