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<?php
$con = mysql_connect("localhost","root","");
if (!$con)
  {
  die('Could not connect: ' . mysql_error());
  }

mysql_select_db("users", $con) or die("Can't select db.");


if (isset($_POST['username']) && isset($_POST['password')) {

    if (($_POST['username'] == $user) && ($_POST['password'] == $pass)) {

        if (isset($_POST['rememberme'])) {
            /* Set cookie to last 1 year */
            setcookie('username', $_POST['username'], time()+60*60*24*365
            setcookie('password', md5($_POST['password']), time()+60*60*24*365

        } else {
            /* Cookie expires when browser closes */
            setcookie('username', $_POST['username'], false
            setcookie('password', md5($_POST['password']), false
        }
        header('Location: login.php');

    } else {
        echo 'Username/Password Invalid';
    }

} else {
    echo 'You must supply a username and password.';
}

?>


<!DOCTYPE html>
<html>
<body>

<form action="login.php" method="POST">
Username: <input type="text" name="username"><br>
Password: <input type="password" name="password"><br />
<input type="submit" value="Login."></form> <br />


</body>
</html>