if($psl == "reg") 
{ 
echo " 
<h2>Registracija</h2> 
 
<form action='index.php?psl=reg2' method='post'> 
Slapyvardis: <input type='text' name='nick' maxlength='40'/><br> 
Slaptazodis: <input type='password' name='pass' maxlength='40' /><br> 
El. pastas: <input type='text' name='email' maxlength='40' /><br> 
<input type='submit' value='Registruotis' name='registruotis'> 
</form> 
"; 
} 
 
if($psl == "reg2") 
{ 
@extract($_POST); 
if(isset($registruotis)){ 
$row = mysql_fetch_assoc(mysql_query("SELECT * FROM nariai WHERE nick='$nick' or email='$email'"));
if($nick == "") { $er = "Klaida, butina ivesti slapyvardi!"; } 
elseif (strlen($pass) < 4 ) { $er = "Klaida, slaptazodis per trumpas."; } 
elseif ($email == "") { $er = "Klaida, butina ivesti el. pasto adresa"; } 
elseif(strtolower($row['nick']) == strtolower($nick)) { $er = "Klaida toks slapyvardis jau uzregistruotas!"; } 
elseif(strtolower($row['email']) == strtolower($email)) { $er = "Klaida toks el.pasto adresas jau uzregistruotas!"; } 
else 
{ 
$er = "Registracija sekminga, dabar galite prisijungti!"; 
mysql_query("INSERT INTO nariai 
(nick,pass,email,grupe) VALUES 
('$nick','$pass','$email','1') 
") or die("MySQL Klaida".mysql_error()); 
} 
echo " 
<h2>Registracijos ataskaita</h2> 
 
$er 
"; 
} 
}