Untitled

<?php
session_start();
if(isset($_SESSION['login'])){
	if($_SESSION['login'] == '1'){
header("location:memberpage.php");
	}
}
?>
   <html>
   <LINK REL=StyleSheet HREF="stylesheet.css" TITLE="Contemporary">
   		<body>
       	<div id="meny"><a href="registration.php">Registrera dig</a></div>
         <div id="huvudbox">
<?php
/*Includes at the top */
include 'config/config.php';
include 'config/functions.php';
if(isset($_GET["auth"])){
	if($_GET["auth"] != "error"){
?>
<form action="checklogin.php" method="post">
Användare: <input type="text" name="Username" />
Lösenord: <input type="password" name="Password" />
<input type="submit" text="login" />
</form>
<?php
}
else if($_GET["auth"] = "error"){
	echo 'Wrong password & username';


?>
<form action="checklogin.php" method="post">
Username: <input type="text" name="Username" />
Password: <input type="password" name="Password" />
<input type="submit" text="login" />
</form>
<?php
	}
}
else{
?>
<form action="checklogin.php" method="post">
Username: <input type="text" name="Username" /><br/>
Password: <input type="password" name="Password" /><br/>
<input type="submit" text="login" />
</form>

<?php
}
mysqlClose();
?>
</div>
</body>
</html>

// check login

<?php
session_start();
/*Includes at the top */
include 'config/config.php';
include 'config/functions.php';
/*
Session
*/
/*Variablar*/
$user = htmlentities($_POST["Username"]);
$pass = htmlentities($_POST["Password"]);
$passhash = hash('whirlpool',$pass);
$result = mysql_query("SELECT * FROM users WHERE Username='$user' AND Password='$passhash' ");
$count=mysql_num_rows($result);

if($count==1){
$_SESSION['login'] = 1;
while ($row = mysql_fetch_array($result, MYSQL_ASSOC)) {
$userid = $row['Id'];
}
$_SESSION['id'] = $userid;
header("location:index.php");
}
else {
header("location:login.php?auth=error");
$_SESSION['login'] = 0;
}

?>


//Logout
<?php
/*Includes at the top */
session_start();
$_SESSION['login'] = '0';
include 'config/config.php';
include 'config/functions.php';
	?>
   <html>
   <LINK REL=StyleSheet HREF="stylesheet.css" TITLE="Contemporary">
   		<body>
       	<div id="meny"><a href="memberpage.php">Hem</a> <a href="products.php">Våran Produkter</a> <a href="logout.php">Logga ut</a></div>
         <div id="huvudbox">
         Du har nu loggats ut, klicka <a href="login.php?auth=">här</a> för att fullborda önskan<br>
<br>
<br>
<br>
    <?php
?>
</div>
</body>
</html>