<?php 
$hzr=xyz;      //username
$uip=test;   //passwort
session_start();
if($go==1 && $user==$hzr && $pass==$uip)
{echo "Eingeloggt als: $user

\n";
switch($_GET['inc']){


case "1": include("seite.php"); break;


}if(empty($inc)){echo "Wilkommen im Adminmenü";}}
if($go==reg)
{session_register('user','pass');
header('location: ?go=1');}
if($go!=reg && $go!=unreg && !empty($go))
{echo "

Logout

\n";}
if($go==unreg)
{session_destroy();
echo "Sie sind nun nicht mehr Eingeloggt

\n";}
if($user!=$hzr || $pass!=$uip)
{echo "<form action='?go=reg' method='POST'>\n
User: <input type='text' name='user'>
\n
Pass: <input type='text' name='pass'>
\n
<input type='submit' value='login'>\n
</form>";}
?>
<?php exit; ?>