Server side :

* Add $ADMIN_MODE to enable create users
	* Add protocol version (1 for now)
	* Give priority to letters in password generator

Client side :
	* Don't still use global variable to get document after loading
	* Add email type in possible values for username (used by gmail)

server/index.php

@@ -23,6 +23,7 @@ include('functions.php');
 session_start();
 
 $VIEW_CIPHERED_PASSWORDS=true;
+$ADMIN_MODE=true;
 
 $mkey = (isset($_POST['mkey'])) ? $_POST['mkey'] : "";
 $user = (isset($_POST['user'])) ? $_POST['user'] : "";
@@ -48,7 +49,7 @@ else
 
 <?php
 global $mkey;
-if (isset($_POST['create_user']))
+if ($ADMIN_MODE && isset($_POST['create_user']))
 {
     if (create_user($_POST['user']))
         $user = $_POST['user'];
@@ -68,7 +69,7 @@ else
 <a href="http://indefero.soutade.fr/p/gpass"><img src="ressources/gpass.png" alt="logo"/></a>
 </div>
 
-<div id="admin">
+    <div id="admin" <?php if (!$ADMIN_MODE) echo "style=\"display:none\"";?> >
 <form method="post">
 <input type="text" name="user"/> <input type="submit" name="create_user" value="Create user" onclick="return confirm('Are you sure want to create this user ?');"/>
 </form>