diff --git a/css/layout.css b/css/layout.css
index 9b23f06..9c4e47a 100755
--- a/css/layout.css
+++ b/css/layout.css
@@ -125,8 +125,15 @@ body{
 	/*display: block;*/ display: none;
 	position: fixed;
 		top: 30%;
-		left: calc( 50% - 500px/2 );
-		width: 500px;
+		left: calc( 50% - 250px/2 );
+		width: 250px;
+
+	/* foreground */
+	color: #fff;
+	font-weight: bold;
+	text-transform: uppercase;
+	line-height: 3em;
+	text-shadow: 1px 1px 0 #666;
 
 	/* z axis */
 	z-index: 101;
@@ -140,8 +147,8 @@ body{
 	display: block;
 	position: relative;
 		top: 0;
-		left: 25%;
-		width: calc( 50% - 2*.8em );
+		left: 0;
+		width: calc( 100% - 2*.8em );
 	margin-bottom: 2em;
 	padding: .8em;
 
@@ -169,7 +176,7 @@ body{
 /* SUBMIT */
 #AUTH input[type=submit]{
 	/* position */
-	width: 50%;
+	width: 100%;
 
 	/* foreground */
 	color: #fff;
diff --git a/index.php b/index.php
index 9db9c62..44611b9 100755
--- a/index.php
+++ b/index.php
@@ -1,6 +1,12 @@
-<?php 
+<?php session_start();
 
+$postAreSet   = isset($_POST['username']) && isset($_POST['password']);                           // variables POST existent
+$postStrings  = $postAreSet && is_string($_POST['username']) && is_string($_POST['password']);    // sont toutes 2 des strings
+$postNotEmpty = $postStrings && strlen($_POST['username']) > 1 && strlen($_POST['password']) > 1; // d'au moins 2 caractères
 
+if( $postNotEmpty ){
+	$userlist = file_get_contents('src/userlist.json');
+}
 
 	// $_SERVER['HTTP_USER_AGENT']; // dépends du navigateur (version, système X, OS)
 	// $_SERVER['REMOTE_ADDR'];     // ip publique de l'utilisateur
@@ -51,13 +57,19 @@
 				<a href='settings.php'>Paramètres       </a>
 			</nav>
 
-			<a>Authentification</a>
+			<?php
+				if( isset($_SESSION['username']) && strlen($_SESSION['username']) > 1 )
+					echo '<a>'.$_SESSION['username'].'</a>';
+				else
+					echo "<a class='active'>Authentificaiton</a>";
+			?>
 
 		</div>
 
 
 		<div id='AUTH_FILTER'></div>
 		<form id='AUTH' action='' method='POST'>
+			Connection
 			<input type='text' name='username' placeholder='username'>					
 			<input type='password' name='password' placeholder='password'>					
 			<input type='submit' value='Connection'>					
diff --git a/js/actionScript.js b/js/actionScript.js
index b40b213..3e4b293 100644
--- a/js/actionScript.js
+++ b/js/actionScript.js
@@ -11,7 +11,8 @@ var DOM = {
 /* GESTION DE L'AFFICHAGE DU LOGIN */
 DOM.authBtn.addEventListener('click', function(e){ // clic sur "Authentification"
 	e.preventDefault(); // désactive l'action par défaut
-	DOM.loginFltr.className =  'active';
+	if( e.target.className == 'active' )
+		DOM.loginFltr.className =  'active';
 }, false);
 
 /* GESTION DE CACHAGE DU LOGIN */