Bonjour 
Voila l'erreur : Parse error: syntax error, unexpected ';' in C:\wamp\www\register.php on line 17
Voilà le code :
<?php include("includes/header.php"); ?>
<?php include("includes/mysql_connect.php");
if(isset($_POST['envoyer'])) {
if(isset($_POST['pseudo']) AND !empty($_POST['pseudo']) AND isset($_POST['password']) AND !empty($_POST['password']) AND isset($_POST['password2']) AND !empty($_POST['password2']) AND isset($_POST['mail']) AND !empty($_POST['mail']) AND isset($_POST['mailpaypal']) AND !empty($_POST['mailpaypal'])) {
$pseudo = mysql_escape_string($_POST['pseudo']);
$password = mysql_escape_string(md5($_POST['password']));
$password2 = mysql_escape_string(md5($_POST['password2']));
$mail = mysql_escape_string($_POST['mail']);
$mailpaypal = mysql_escape_string($_POST['mailpaypal']);
$req1 = mysql_query('SELECT pseudo FROM membres WHERE pseudo = "'.$pseudo.'"');
$info_membre = mysql_fetch_array($req1);
if(!isset($info_membre['pseudo'] {
$long_pseudo = strlen($pseudo);
if($long_pseudo <= 30) {
if($password == $password2) {
mysql_query('INSERT INTO membres VALUES("", "'.$password.'", "'.$mail.'", "'.$mailpaypal.'", "'.$pseudo.'")');
$succes = 'Le compte a bien été crée ! <br /><a href="login.php">Se Connecter</a>';
} else {
$erreur = 'Les mots de passes ne correspondent pas !';
}
} else {
$erreur = 'Le pseudo doit faire moins de 30 caractères !';
}
} else {
$erreur = 'Le pseudo existe dejà !';
}
} else {
$erreur = 'Tous les champs doivent être complet !';
}
}
?>
<center>
<b><h1>Incription (Fonctionne Pas Encore)</h1></b>
<?php if(isset($erreur)) { echo 'Erreur : '.$erreur; } ?>
<?php if(isset($succes)) { echo $succes; } ?>
<form method="POST">
<label class="connexion_label">Pseudo : </label><input class="connexion_input" type="text" name="pseudo"><br />
<label class="connexion_label">Mod De Passe : </label><input class="connexion_input" type="password" name="password"><br />
<label class="connexion_label">Répéter Mod De Passe : </label><input class="connexion_input" type="password" name="password2"><br />
<label class="connexion_label">E-Mail : </label><input class="connexion_input" type="text" name="mail"><br />
<label class="connexion_label">E-Mail Paypal : </label><input class="connexion_input" type="text" name="mailpaypal"><br />
<input type="submit" name="envoyer" value="Inscription">
<p>En vous inscrivant, vous confirmez avoir lu les <a href="cgu.php">C.G.U</a></p>
</form>
</center>
<?php include("includes/footer.php"); ?>