diff --git a/application/config/autoload.php b/application/config/autoload.php
index d44d24f..11a0086 100644
--- a/application/config/autoload.php
+++ b/application/config/autoload.php
@@ -58,7 +58,7 @@
 |
 |	$autoload['libraries'] = array('user_agent' => 'ua');
 */
-$autoload['libraries'] = array('database', 'session');
+$autoload['libraries'] = array('database', 'session','form_validation');
 
 /*
 | -------------------------------------------------------------------
diff --git a/application/config/config.php b/application/config/config.php
index 58e1d3a..056dfa1 100644
--- a/application/config/config.php
+++ b/application/config/config.php
@@ -23,7 +23,7 @@
 | a PHP script and you can easily do that on your own.
 |
 */
-$config['base_url'] = 'http://localhost:1024/m-okapi/';
+$config['base_url'] = 'http://localhost/m-okapi/';
 
 /*
 |--------------------------------------------------------------------------
diff --git a/application/controllers/Utilisateur.php b/application/controllers/Utilisateur.php
index a9915a7..dc635c1 100644
--- a/application/controllers/Utilisateur.php
+++ b/application/controllers/Utilisateur.php
@@ -15,24 +15,51 @@ public function form_authentification()
 
     public function nouvel_utilisateur()
     {
-        $nomcomplet = $this->input->post('nomcomplet');
-        $email = $this->input->post('email');
-        $login = $this->input->post('login');
-        $mdp = $this->input->post('mdp');
-        $mdpconf = $this->input->post('mdpconf');
+        $this->form_validation->set_rules('nomcomplet','nom complet','required',array(
+            'required'=>'* veuillez fournir le %s'));
+        $this->form_validation->set_rules('email','e-mail','required|valid_email',array(
+            'required'=>'* veuillez fournir le %s',
+            'valid_email'=>'* veuillez fournir un %s valide'));
+        $this->form_validation->set_rules(
+            'login','nom d\'utilisateur','required|is_unique[utilisateur.login]|min_length[4]|max_length[15]|alpha',array(
+            'required'=>'* veuillez fournir le %s',
+            'is_unique'=>'* %s déja utilisé',
+            'min_length'=>'* %s trop court',
+            'max_length'=>'* %s trop long',
+            'alpha'=>'* %s invalide'));
+        $this->form_validation->set_rules('mdp','mot de passe','required|min_length[8]',array(
+            'required'=>'* veuillez fournir un %s',
+            'min_length'=>'* %s trop court'));
+        $this->form_validation->set_rules('mdpconf','confirmation mot de passe','required|matches[mdp]',array(
+            'required'=>'* veuillez confirmer le mot de passe',
+            'matches'=>'* mots de passe non-identiques'));
 
-        $data = array(
-            'nomcomplet' => $nomcomplet,
-            'email' => $email,
-            'login' => $login,
-            'mdp' => $mdp,
-            'etat' => FALSE
-        );
+        if($this->form_validation->run() == TRUE)
+         {  
+            $nomcomplet = $this->input->post('nomcomplet');
+            $email = $this->input->post('email');
+            $login = $this->input->post('login');
+            $mdp = $this->input->post('mdp');
+            $mdpconf = $this->input->post('mdpconf');
 
-        $this->load->model('UtilisateurModel');
-        $this->UtilisateurModel->creer_utilisateur($data);
-    
-        $this->load->view('utilisateur/inscription_success');
+            $data = array(
+                'nomcomplet' => $nomcomplet,
+                'email' => $email,
+                'login' => $login,
+                'mdp' => $mdp,
+                'etat' => FALSE
+            );
+
+            $this->load->model('UtilisateurModel');
+            $this->UtilisateurModel->creer_utilisateur($data);
+        
+            $this->load->view('utilisateur/inscription_success');
+
+           }
+         else
+         {
+            $this->load->view('utilisateur/form_inscription');
+         }
     }
 
     public function connexion()
diff --git a/application/views/utilisateur/form_inscription.php b/application/views/utilisateur/form_inscription.php
index ec2ebd5..9be409c 100644
--- a/application/views/utilisateur/form_inscription.php
+++ b/application/views/utilisateur/form_inscription.php
@@ -1,15 +1,35 @@
+<head>
+    <style type="text/css"></style>
+</head>
 <h1>Créer votre compte M-OKAPI</h1>
+<?php echo form_error('utilisateur/nouvel_utilisateur'); ?>
+
 <form method="post" action="<?php echo site_url('utilisateur/nouvel_utilisateur') ?>">
-    Nom complet:
-    <input name="nomcomplet" /><br/>
-    Email:
-    <input name="email" /><br/>
-    Login:
-    <input name="login" /><br/>
-    Mot de passe:
-    <input type="password" name="mdp" /><br/>
-    Confirmer:
-    <input type="password" name="mdpconf" /><br/>
+
+    <strong>Nom complet:</strong>
+    <input name="nomcomplet" value="<?php echo set_value('nomcomplet'); ?>"/>
+        <?php echo '<em style="color:red">'.form_error('nomcomplet').'</em>'; ?> <br/>
+
+
+    <strong>Email:</strong>
+    <input name="email" value="<?php echo set_value('email'); ?>"/>
+        <?php echo '<em style="color:red">'.form_error('email').'</em>'; ?>
+     <br/>
+
+    <strong>Login:</strong>
+    <input name="login" value="<?php echo set_value('login'); ?>"/>
+        <?php echo '<em style="color:red">'.form_error('login').'</em>'; ?>
+     <br/>
+
+    <strong>Mot de passe:</strong>
+    <input type="password" name="mdp" value="<?php echo set_value('mdp'); ?>"/>
+        <?php echo '<em style="color:red">'.form_error('mdp').'</em>'; ?>
+     <br/>
+
+    <strong>Confirmer</strong>
+    <input type="password" name="mdpconf" value="<?php echo set_value('mdpconf'); ?>"/>
+        <?php echo '<em style="color:red">'.form_error('mdpconf').'</em>'; ?> <br/>
+
     <input type="submit" value="Créer" />
     <a href="<?php echo site_url('utilisateur/form_authentification') ?>">J'ai déjà un compte</a>
 </form>
\ No newline at end of file