Parse error: syntax error, unexpected '{' in

( ! ) Parse error: syntax error, unexpected '{' in C:\wamp\www\source\file.php on line 6

<?php
mysql_connect("localhost", "jz", "123456");
mysql_select_db("bd");

   if (isset($_POST['titre']) AND isset($_POST['contenu']))
{
    $titre = addslashes($_POST['titre']);
    $contenu = addslashes($_POST['contenu']);
   
    if ($_POST['id'] == 0)
    {
       
        mysql_query("INSERT INTO article VALUES('', '" . $titre . "', '" . $contenu . "', '" . time() . "')");
    }
    else
    {
 
        $_POST['id'] = addslashes($_POST['id']);
        mysql_query("UPDATE journal SET titre='" . $titre . "', contenu='" . $contenu . "' WHERE id='" . $_POST['id'] . "'");
    }
}
?>