private static void displayPrescriptions(ResultSet rs)throws SQLException{
		
		StringBuffer bf = new StringBuffer();
		while (rs.next()){
			bf.append(rs.getInt("presc_id")+": ");
			bf.append(rs.getDate("start_date")+", ");
			bf.append(rs.getDate("this_day"));
			System.out.println(bf.toString());
			bf.delete(0, bf.length());
		}
	}