private void placeEntrance(Entrance e) {
		//Check to make sure the space entrance is being added is a wall
		MuseumObject o = grid[e.getPosX()][e.getPosY()].getObject();
		if (o instanceof Wall) {
			if (((Wall) o).getEntrance() == null) {
				((Wall) o).setEntrance(e);
				
			} else {
				System.out.println("There is alread an entrance on this section.");
			}
			
		} else {
			System.out.println("Entrance requires a wall to be placed in.");
		}
	}