Untitled

<?php
session_start();
include("konekcija_na_bazu.php");
if(!empty($_POST['username']) and !empty($_POST['password'])){

$username = mysql_real_escape_string($_POST['username']);
$password = md5(mysql_real_escape_string($_POST['password']));
$checklogin = mysql_query("SELECT * FROM members WHERE username = '".$username."' AND password = '".$password."'");

if(mysql_num_rows($checklogin) == 1){
$_SESSION['login'] = $username;
header("location:home.php");
}

else{
echo "<h1>Greska</h1>";
echo "<p>Klikni na <a href=\login1.php\>i probajte ponovo</a></p>";
}

}
else{
?>
<html>
<body>
<h1>Login</h1>
<p>Hvala na posjeti! Logirajte se</p>
<form action="login1.php" method="POST">
<b>username:</b><input type="text" name="username" id="username"></br>
<b>password:</b><input type="password" name="password" id="password"></br>
<input type="submit" value="login"><input type="reset" value="Obrisi">
</form>
</body>
</html>
<?php
}
?>

<html>
<body>
</hr>
<a href="registration_form.php">registracija</a>
</body>
</html>