function customError($errno, $errstr)
{
 echo "<b>Error:</b> [$errno] $errstr<br />";
 echo "The error has been logged.";
 error_log(date (DATE_RSS)." Error: [$errno]
 $errstr".chr(13).chr(10),3, "btecinvalidlogin.txt");
}
//set error handler
set_error_handler("customError",E_USER_WARNING);
 session_start();
 $_SESSION['login'] = "";
 if($user!="" && $pass!="")
 {
 $conn = @mysql_connect ("79.170.44.92", "cl41-cclarke", "cRt9G/3KH") or die ("Sorry - unable to
connect to MySQL database.");
 $rs = @mysql_select_db ("cl41-cclarke", $conn) or die ("error");
 $sql = "SELECT * FROM dbUser WHERE username = '$user' AND
password = '$pass'";
 $rs = mysql_query($sql,$conn);
 $result = mysql_num_rows($rs);
 if ($result > 0) $validated = true;
 if($validated)
 {
 $_SESSION['login'] = "OK";
 $_SESSION['username'] = $user;
 $_SESSION['password'] = $pass;
 $ip = $_SERVER["REMOTE_ADDR"];
 $date = date("d-m-Y H:i:s");
 $file = 'bteclogin.txt';
// Open the file to get existing content
$current = file_get_contents($file);
// Append a new person to the file
$current .= "$user logged in from IP Address of $ip on $date"."\r\n";
// Write the contents back to the file
file_put_contents($file, $current);

 header('Location: protected02.php');
 }
 else
 {
 $_SESSION['login'] = "";
 trigger_error("Invalid username or password\n", E_USER_WARNING);
 }
}
else $_SESSION['login'] = "";
?>