diff --git a/CodeIgniter-3.1.13/application/controllers/Albums.php b/CodeIgniter-3.1.13/application/controllers/Albums.php
index fb7ad45..b65d6c2 100644
--- a/CodeIgniter-3.1.13/application/controllers/Albums.php
+++ b/CodeIgniter-3.1.13/application/controllers/Albums.php
@@ -10,8 +10,18 @@ class Albums extends CI_Controller {
 		$this->load->helper('url');
 	}
 	public function index(){
-		$albums = $this->model_music->getAlbums();
+		if ($recherche=filter_input(INPUT_GET,'recherche') == false or $recherche=filter_input(INPUT_GET,'recherche') == null){
+			$albums = $this->model_music->getAlbums();
+		}else{
+			$recherche=filter_input(INPUT_GET,'recherche');
+			$albums = $this->model_music->getSearchAlbums($recherche);
+		}
 		$this->load->view('layout/header');
+		if ($albums == false){
+			$page = preg_split('/[\/]/',$_SERVER['HTTP_REFERER']);
+			$this->load->view('error',['page'=>$page[count($page)-1]]);
+			$albums = $this->model_music->getAlbums();
+		}
 		$this->load->view('albums_list',['albums'=>$albums]);
 		$this->load->view('layout/footer');
 	}
diff --git a/CodeIgniter-3.1.13/application/controllers/Artistes.php b/CodeIgniter-3.1.13/application/controllers/Artistes.php
index 6ed3bcf..9c6d6f4 100644
--- a/CodeIgniter-3.1.13/application/controllers/Artistes.php
+++ b/CodeIgniter-3.1.13/application/controllers/Artistes.php
@@ -10,8 +10,18 @@ class Artistes extends CI_Controller {
 		$this->load->helper('url');
 	}
 	public function index(){
-		$artistes = $this->model_music->getArtistes();
+		if ($recherche=filter_input(INPUT_GET,'recherche') == false or $recherche=filter_input(INPUT_GET,'recherche') == null){
+			$artistes = $this->model_music->getArtistes();
+		}else{
+			$recherche=filter_input(INPUT_GET,'recherche');= $this->model_music->getSearchArtistes($recherche);
+			$artistes = $this->model_music->getSearchArtistes($recherche);
+		}
 		$this->load->view('layout/header');
+		if ($artistes == false){
+			$page = preg_split('/[\/]/',$_SERVER['HTTP_REFERER']);
+			$this->load->view('error',['page'=>$page[count($page)-1]]);
+			$artistes = $this->model_music->getArtistes();
+		}
 		$this->load->view('artistes_list',['artistes'=>$artistes]);
 		$this->load->view('layout/footer');
 	}
diff --git a/CodeIgniter-3.1.13/application/controllers/Chansons.php b/CodeIgniter-3.1.13/application/controllers/Chansons.php
index 0bdcf6f..a2b37ba 100644
--- a/CodeIgniter-3.1.13/application/controllers/Chansons.php
+++ b/CodeIgniter-3.1.13/application/controllers/Chansons.php
@@ -10,10 +10,21 @@ class Chansons extends CI_Controller {
 		$this->load->helper('url');
 	}
 	public function index(){
-		$chansons = $this->model_music->getChansons();
+		if ($recherche=filter_input(INPUT_GET,'recherche') == false or $recherche=filter_input(INPUT_GET,'recherche') == null){
+			$chansons = $this->model_music->getChansons();
+		}else{
+			$recherche=filter_input(INPUT_GET,'recherche');
+			$chansons = $this->model_music->getSearchChansons($recherche);
+		}
 		$this->load->view('layout/header');
+		if ($chansons == false){
+			$page = preg_split('/[\/]/',$_SERVER['HTTP_REFERER']);
+			$this->load->view('error',['page'=>$page[count($page)-1]]);
+			$chansons = $this->model_music->getChansons();
+		}
 		$this->load->view('chansons_list',['chansons'=>$chansons]);
 		$this->load->view('layout/footer');
 	}
 
 }
+
diff --git a/CodeIgniter-3.1.13/application/models/Model_music.php b/CodeIgniter-3.1.13/application/models/Model_music.php
index 26a1035..b0aa604 100644
--- a/CodeIgniter-3.1.13/application/models/Model_music.php
+++ b/CodeIgniter-3.1.13/application/models/Model_music.php
@@ -41,4 +41,54 @@ class Model_music extends CI_Model {
 		);
 	return $query->result();
 	}
+
+	public function getSearchAlbums($nom){
+		$query = $this->db->query(
+			"SELECT album.name,album.id,year,artist.name as artistName, genre.name as genreName,jpeg 
+			FROM album 
+			JOIN artist ON album.artistid = artist.id
+			JOIN genre ON genre.id = album.genreid
+			JOIN cover ON cover.id = album.coverid
+			WHERE album.name LIKE '$nom'
+			"
+		);
+		$query->result();
+		if ($query->num_rows() > 0){
+			return $query;
+		}
+		return $query = false;
+	}
+
+	public function getSearchArtistes($nom){
+		$query = $this->db->query(
+			"SELECT artist.name, artist.id
+			FROM artist 
+			WHERE artist.name LIKE '$nom'
+			"
+		);
+		$query->result();
+		if ($query->num_rows() > 0){
+			return $query;
+		}
+		return $query = false;
+	}
+
+	public function getSearchChansons($nom){
+		$query = $this->db->query(
+			"SELECT song.name,song.id,album.year,album.name as albumName, artist.name as artistName, genre.name as genreName
+			FROM song 
+			JOIN track ON track.songId = song.id
+			JOIN album ON album.id = track.albumId
+			JOIN artist ON album.artistid = artist.id
+			JOIN genre ON genre.id = album.genreid
+			WHERE song.name LIKE '$nom'
+			
+			"
+		);
+	$query->result();
+	if ($query->num_rows() > 0){
+		return $query;
+	}
+	return $query = false;
+	}
 }
diff --git a/CodeIgniter-3.1.13/application/views/error.php b/CodeIgniter-3.1.13/application/views/error.php
new file mode 100644
index 0000000..9d251e8
--- /dev/null
+++ b/CodeIgniter-3.1.13/application/views/error.php
@@ -0,0 +1 @@
+<?php echo "<div> $page non trouvé</div>";?>
\ No newline at end of file
diff --git a/CodeIgniter-3.1.13/application/views/layout/header.php b/CodeIgniter-3.1.13/application/views/layout/header.php
index 6c48c15..c9d5ade 100644
--- a/CodeIgniter-3.1.13/application/views/layout/header.php
+++ b/CodeIgniter-3.1.13/application/views/layout/header.php
@@ -16,6 +16,9 @@
 			<nav>
   <ul>
     <li><strong>Music APP</strong></li>
+    <form method='GET'>
+      <input type='text' name='recherche' placeholder='Recherche... '>
+    </form>
   </ul>
   <ul>
   <li><?=anchor('albums','Albums');?></li>