Username";
$langMultipleUsernameAndPassword = "Accounts with same Username AND same Password";
$langMultipleEmails = "Accounts with same Email";
$langCourseWithoutProf = "Courses without professor";
$langCourseWithoutAccess = "Courses not used";
$langLoginWithoutAccess = "Logins not used";
$langAllRight = "There is no strange case here";
$langDefcon = "Ooops, stranges cases detected !!";
$langNULLValue = "Không có giá trị";
$langTrafficDetails = "Traffic Details";
?>