diff --git a/assets/php/common/film_dto.php b/assets/php/common/film_dto.php
new file mode 100644
index 0000000..3b24897
--- /dev/null
+++ b/assets/php/common/film_dto.php
@@ -0,0 +1,37 @@
+<?php
+    include_once('film_dto_interface.php');
+    
+    class Film_DTO implements FilmDTO {
+
+        //Attributes:
+        private $_id;               //Film ID.
+        private $_tittle;           //Film tittle.
+        private $_duration;         //Film duration.
+        private $_language;         //Film language.
+        private $_description;      //Film description.
+      
+
+		//Constructor:
+        function __construct($id, $tittle, $duration, $language, $description){
+            $this->_id = $id;
+            $this->_tittle = $tittle;
+            $this->_duration = $duration;
+            $this->_language = $language;
+            $this->_description = $description;
+        }
+
+		//Methods:
+
+		//Getters && Setters:
+        public function setId($id){	$this->_id = $id; }
+		public function getId(){ return $this->_id; }
+        public function setTittle($tittle) {$this->_tittle = $tittle; }
+		public function getTittle(){return $this->_tittle;}
+        public function setDuration($duration){$this->_duration = $duration; }
+		public function getDuration() {return $this->_duration;}
+        public function setLanguage($language) {$this->_language = $language; }
+		public function getLanguage(){return $this->_language;}
+        public function setDescription($description){  $this->_description = $description;}
+		public function getDescription(){return  $this->_description;}
+    }
+?>
\ No newline at end of file
diff --git a/assets/php/common/film_dto_interface.php b/assets/php/common/film_dto_interface.php
new file mode 100644
index 0000000..23931f3
--- /dev/null
+++ b/assets/php/common/film_dto_interface.php
@@ -0,0 +1,14 @@
+<?php
+    interface FilmDTO {
+        public function setId($id);
+		public function getId();
+        public function setTittle($tittle);
+		public function getTittle();
+        public function setDuration($duration);
+		public function getDuration();
+        public function setLanguage($language);
+		public function getLanguage();
+        public function setDescription($description);
+        public function getDescription();
+    }
+?>
\ No newline at end of file
diff --git a/assets/php/common/hall_dao.php b/assets/php/common/hall_dao.php
index 4cbb23b..4c85a7c 100644
--- a/assets/php/common/hall_dao.php
+++ b/assets/php/common/hall_dao.php
@@ -1,6 +1,6 @@
 <?php
 	require_once('../assets/php/dao.php');
-	include_once('../panel_manager/includes/hall.php');
+	include_once('hall_dto.php');
 
     class HallDAO extends DAO {
 
@@ -42,7 +42,7 @@
 
 		//Create a new Hall Data Transfer Object.
 		public function loadHall($number, $idcinema, $numrows, $numcolumns){
-			return new Hall($number, $idcinema, $numrows, $numcolumns);
+			return new HallDTO($number, $idcinema, $numrows, $numcolumns);
 		}
 
 		//Edit Hall.
diff --git a/assets/php/common/hall_dto.php b/assets/php/common/hall_dto.php
new file mode 100644
index 0000000..40eed19
--- /dev/null
+++ b/assets/php/common/hall_dto.php
@@ -0,0 +1,38 @@
+<?php
+    include_once('hall_dto_interface.php');
+
+    class HallDTO implements HallsDTO {
+
+        //Attributes:
+        private $_number;      //Room number.
+        private $_idcinema;    //Cinema Id
+		private $_numRows;     //Num rows.
+        private $_numCol;      //Num columns.
+
+		//Constructor:
+        function __construct($number, $idcinema, $numRows, $numCol){
+            $this->_number = $number;
+            $this->_idcinema = $idcinema;
+            $this->_numRows = $numRows;
+			$this->_numCol = $numCol;
+        }
+
+		//Methods:
+
+		//Getters && Setters:
+        public function setNumber($number){	$this->_number = $number; }
+		public function getNumber(){ return $this->_number; }
+
+        public function setIdcinema($idcinema){	$this->_idcinema = $idcinema; }
+		public function getIdcinema(){ return $this->_idcinema; }
+
+		public function setNumRows($numRows){ $this->_numRows = $numRows; }
+		public function getNumRows(){ return $this->_numRows; }
+		
+		public function setNumCol($numCol){ $this->_numCol = $numCol; }
+		public function getNumCol(){ return $this->_numCol; }
+
+
+
+    }
+?>
\ No newline at end of file
diff --git a/assets/php/common/hall_dto_interface.php b/assets/php/common/hall_dto_interface.php
new file mode 100644
index 0000000..0489026
--- /dev/null
+++ b/assets/php/common/hall_dto_interface.php
@@ -0,0 +1,12 @@
+<?php
+    interface HallsDTO {
+        public function setNumber($number);
+		public function getNumber();
+        public function setIdcinema($idcinema);
+		public function getIdcinema();
+		public function setNumCol($numCol);
+		public function getNumCol();
+		public function setNumRows($numRows);
+		public function getNumRows();
+    }
+?>
\ No newline at end of file
diff --git a/assets/php/common/session_dao.php b/assets/php/common/session_dao.php
index 5f80fec..381e55a 100644
--- a/assets/php/common/session_dao.php
+++ b/assets/php/common/session_dao.php
@@ -1,6 +1,6 @@
 <?php
 	require_once('../assets/php/dao.php');
-	include_once('../panel_manager/includes/session.php');
+	include_once('session_dto.php');
 	
     class SessionDAO extends DAO {
 		//Constructor:
@@ -98,7 +98,7 @@
 		
 		//Create a new Session Data Transfer Object.
 		public function loadSession( $id, $idfilm, $idhall, $idcinema, $date, $startTime, $seatPrice, $format){
-			return new Session( $id, $idfilm, $idhall, $idcinema, $date, $startTime, $seatPrice, $format);
+			return new SessionDTO( $id, $idfilm, $idhall, $idcinema, $date, $startTime, $seatPrice, $format);
 		}
 
     }
diff --git a/assets/php/common/session_dto.php b/assets/php/common/session_dto.php
new file mode 100644
index 0000000..99ade75
--- /dev/null
+++ b/assets/php/common/session_dto.php
@@ -0,0 +1,56 @@
+<?php
+    include_once('session_dto_interface.php');
+
+    class SessionDTO  implements SessionsDTO {
+
+        //Attributes:
+        private $_id;          
+        private $_idfilm;
+        private $_idhall;
+		private $_idcinema;			
+        private $_date;
+        private $_startTime;
+        private $_seatPrice;
+        private $_format;
+
+		//Constructor:
+        function __construct($id, $idfilm, $idhall, $idcinema, $date, $startTime, $seatPrice, $format){
+            $this->_id = $id;
+            $this->_idfilm = $idfilm;
+            $this->_idhall = $idhall;
+			$this->_idcinema = $idcinema;
+            $this->_date = $date;
+            $this->_startTime = $startTime;
+            $this->_seatPrice = $seatPrice;
+            $this->_format = $format;
+        }
+
+		//Methods:
+
+		//Getters && Setters:
+        public function setId($id){	$this->_id = $id; }
+		public function getId(){ return $this->_id; }
+
+        public function setIdfilm($idfilm){ $this->_idfilm = $idfilm; }
+		public function getIdfilm(){ return $this->_idfilm; }
+        
+        public function setIdhall($idhall){ $this->_idhall = $idhall; }
+		public function getIdhall(){ return $this->_idhall; }
+		
+		public function setIdcinema($cinema){ $this->_idcinema = $idcinema; }
+		public function getIdcinema(){ return $this->_idcinema; }
+
+		public function setDate($date){ $this->_date = $date; }
+		public function getDate(){ return $this->_date; }
+
+		public function setStartTime($startTime){ $this->_startTime = $startTime; }
+		public function getStartTime(){ return $this->_startTime; }
+
+		public function setSeatPrice($seatPrice){ $this->_seatPrice = $seatPrice; }
+		public function getSeatPrice(){ return $this->_seatPrice; }
+
+		public function setFormat($format){ $this->_format = $format; }
+		public function getFormat(){ return $this->_format; }
+
+    }
+?>
\ No newline at end of file
diff --git a/assets/php/common/session_dto_interface.php b/assets/php/common/session_dto_interface.php
new file mode 100644
index 0000000..651716f
--- /dev/null
+++ b/assets/php/common/session_dto_interface.php
@@ -0,0 +1,20 @@
+<?php
+    interface SessionsDTO {
+        public function setId($id);
+		public function getId();
+        public function setIdfilm($idfilm);
+		public function getIdfilm();
+        public function setIdhall($film);
+		public function getIdhall();
+		public function setIdcinema($cinema);
+		public function getIdcinema();
+		public function setDate($date);
+		public function getDate();
+		public function setStartTime($startTime);
+		public function getStartTime();
+		public function setSeatPrice($seatPrice);
+		public function getSeatPrice();
+		public function setFormat($format);
+		public function getFormat();
+    }
+?>
\ No newline at end of file
diff --git a/assets/php/template.php b/assets/php/template.php
index cd0a7b4..b7bfdff 100644
--- a/assets/php/template.php
+++ b/assets/php/template.php
@@ -101,7 +101,7 @@
                             <a href='{$prefix}cinemas/'><li>Nuestros Cines</li></a>
                             <a href='{$prefix}fdicines/miembros/'><li>Quiénes somos</li></a>
                             <a href='{$prefix}contacto/'><li>Contacto</li></a>
-                        <ul>
+                        </ul>
                     </li>
                 </nav>
             </div>
@@ -157,6 +157,75 @@
         </div>\n";
     }
 
+    //Print panel menu:
+    function print_panelMenu($panel){
+        $prefix = $this->prefix;
+        $menus = array("<a href='{$prefix}'><li>Panel Principal</li></a>");
+
+        switch($panel){
+            case "admin": array_push($menus, "<li>Ver como...
+                                                    <ul>
+                                                        <a href='./?state=un'><li>Usuario</li></a>
+                                                        <a href='./?state=ur'><li>Usuario registrado</li></a>
+                                                        <a href='./?state=ag'><li>Gerente</li></a>
+                                                    </ul>
+                                                </li>");
+                            array_push($menus, "<li>Modificar
+                                                    <ul>
+                                                        <a href='./?state=mc'><li>Cines</li></a>
+                                                        <a href='./?state=mf'><li>Películas</li></a>
+                                                        <a href='./?state=md'><li>Promociones</li></a>
+                                                        <a href='./?state=mg'><li>Gerentes</li></a>
+                                                    </ul>
+                                                </li>");
+                            break;
+
+            case "manager": array_push($menus, "<li>Ver como...
+                                                    <ul>
+                                                        <a href='./?state=us_u'><li>Usuario</li></a>
+                                                        <a href='./?state=us_r'><li>Usuario registrado</li></a>
+                                                    </ul>
+                                                </li>");
+                            array_push($menus, "<li>Modificar
+                                                    <ul>
+                                                        <a href='./?state=rooms'><li>Salas</li></a>
+                                                        <a href='./?state=sessions'><li>Sesiones</li></a>
+                                                    </ul>
+                                                </li>");
+                            break;
+
+            case "user": array_push($menus, "<a href='{$prefix}'><li>Historial Compras</li></a>");
+                            array_push($menus, "<a href='{$prefix}'><li>Datos Pago</li></a>");
+                                array_push($menus, "<a href='{$prefix}'><li>Contraseña</li></a>");
+                                    array_push($menus, "<a href='{$prefix}'><li>Eliminar Usuario</li></a>");
+                                        break;
+
+            default: $menus = array(); break;
+        }
+
+        /*
+            <li>Menú
+                <ul>
+                    <a href='{$prefix}'><li>Inicio</li></a>
+                    <a href='{$prefix}showtimes/'><li>Cartelera</li></a>
+                    <a href='{$prefix}cinemas/'><li>Nuestros Cines</li></a>
+                    <a href='{$prefix}fdicines/miembros/'><li>Quiénes somos</li></a>
+                    <a href='{$prefix}contacto/'><li>Contacto</li></a>
+                <ul>
+            </li>
+        */
+
+        echo"<div class='header sub'>
+            <div class='menu'>
+                <nav>";
+                foreach($menus as $value){
+                    echo $value;
+                }  
+                echo"</nav>
+            </div>
+        </div>\n";
+    }
+
     //Print session MSG:
     function print_msg() {
         if(isset($_SESSION['message'])){
diff --git a/fdicines/planificacion/index.php b/fdicines/planificacion/index.php
index c680e6e..fa07189 100644
--- a/fdicines/planificacion/index.php
+++ b/fdicines/planificacion/index.php
@@ -261,12 +261,12 @@
                     <tr>
                         <td>Práctica 2</td>
                         <td>15 de Abril de 2021</td>
-                        <td>EN PROCESO</td>
+                        <td>ENTREGADO</td>
                     </tr>
                     <tr>
                         <td>Práctica 3</td>
                         <td>7 de Mayo de 2021</td>
-                        <td>PENDIENTE</td>
+                        <td>EN PROCESO</td>
                     </tr>
                     <tr>
                         <td>Entrega Final</td>
diff --git a/panel_admin/index.php b/panel_admin/index.php
index 5c3e891..9ccfb21 100644
--- a/panel_admin/index.php
+++ b/panel_admin/index.php
@@ -39,37 +39,18 @@
 
         <!-- Panel -->
         <div class="row">
-            <!-- Left Sidebar -->
-            <div class="sidebar left">
-                <ul>
-                    <li>Ver como:</li>
-                    <ul>
-                        <li><a href="index.php?state=un">Usuario no registrado</a></li>
-                        <li><a href="index.php?state=ur">Usuario registrado</a></li>
-                        <li><a href="index.php?state=ag">Gerente</a></li>
-                    </ul><br />
-                    <li>Añadir/Editar/Eliminar:</li>
-                    <ul>
-                        <li><a href="index.php?state=mc">Cines</a></li>
-                        <li><a href="index.php?state=mf">Películas</a></li>
-                        <li><a href="index.php?state=md">Promociones</a></li>
-                        <li><a href="index.php?state=mg">Gerente</a></li>
-                    </ul>
-                </ul>
-            </div>
+           <!-- Panel Menu -->
+           <?php
+                $template->print_panelMenu("admin");
+            ?>
             <!-- Contents -->
             <div class="row">
-                <div class="column side"></div>
-                    <div class="column middle">
-                        <?php
-                            $template->print_msg();
-                            $panel->showPanel();
-                        ?>
-                    </div>
-                    <div class="column side"></div>
-                </div>
+                <?php
+                    $template->print_msg();
+                    $panel->showPanel();
+                ?>
             </div>
-
+        </div>
         <!-- Footer -->
         <?php
             $template->print_footer();
diff --git a/panel_admin/manage_films.php b/panel_admin/manage_films.php
index 32daef6..d825b93 100644
--- a/panel_admin/manage_films.php
+++ b/panel_admin/manage_films.php
@@ -17,7 +17,7 @@
     $film->processesForm(null, null, null, null, null, "show");
 
 	function drawFilms($films){			
-        echo "
+        echo "<div class='column left'>
         <table class='alt'>
             <thead>
             <tr>
@@ -60,10 +60,11 @@
                 </tr>'; 
                 } 
         echo'<tbody>
-            </table>';
+            </table>
+            </div>';
 	}
     function addFilm(){
-        echo'<div class="column size">
+        echo'<div class="column right">
         <h2>Añadir pelicula</h2>
         <form method="post" action="update_film.php">
             <div class="row">
diff --git a/panel_manager/hello_panel.php b/panel_manager/hello_panel.php
index 2f75ad4..4d3cbbc 100644
--- a/panel_manager/hello_panel.php
+++ b/panel_manager/hello_panel.php
@@ -1,5 +1,9 @@
+<div class="column side"></div>
 <div class="column middle">
-	<h1> Bienvenido al panel de Gerente </h1>
-	<br>
-	<p> Espero que este pasando un buen dia <p>
-</div>
\ No newline at end of file
+	<div class="code info">
+		<h1> Bienvenido al panel de Gerente </h1>
+		<br>
+		<p> Espero que este pasando un buen dia <p>
+	</div>
+</div>
+<div class="column side"></div>
\ No newline at end of file
diff --git a/panel_manager/index.php b/panel_manager/index.php
index 9849209..100eb33 100644
--- a/panel_manager/index.php
+++ b/panel_manager/index.php
@@ -38,22 +38,11 @@
 
 		<!-- Panel -->
         <div class="row">
-             <!--Left Sidebar --> 
-			<div class="sidebar left">
-                <ul>
-                    <li>Ver como:</li>
-                    <ul>
-                        <li><a href='./?state=us_u'>Usuario no registrado</a></li>
-                        <li><a href='./?state=us_r'>Usuario registrado</a></li>
-                    </ul><br />
-                    <li>Añadir/Editar/Eliminar:</li>
-                    <ul>
-                        <li><a href='./?state=rooms'>Salas</a></li>
-                        <li><a href='./?state=sessions'>Sesiones</a></li>
-                    </ul>
-                </ul>
-            </div>
-             <!--Contents -->
+            <!-- Panel Menu -->
+            <?php
+                $template->print_panelMenu("manager");
+            ?>
+            <!--Contents -->
             <div class="row"> 
 				<?php $panel->showPanel(); ?>
 			</div>
diff --git a/panel_manager/manage_rooms.php b/panel_manager/manage_rooms.php
index bec1a7e..b38d4bd 100644
--- a/panel_manager/manage_rooms.php
+++ b/panel_manager/manage_rooms.php
@@ -8,7 +8,8 @@
 	$rooms = array($r1, $r2, $r3, $r4);							
 
 	function drawHalls($ros){
-		echo " <p> Esta vista esta en desarrollo <p>
+		echo " <div class='column side'></div>
+		<p> Esta vista esta en desarrollo <p>
 	<div class=\"column middle\">
 		<table class='alt'>
 			<thead>
@@ -28,7 +29,8 @@
 		echo "<tbody>
 		</table>\n";
 	echo "<a href=\"index.php?state=rooms\" class='button large'>Añadir</a>
-	</div>";
+	</div>
+	<div class='column side'></div>";
 	}
 	drawHalls($rooms);
 ?>
diff --git a/panel_manager/manage_sessions.php b/panel_manager/manage_sessions.php
index cff6eb9..9a76b63 100644
--- a/panel_manager/manage_sessions.php
+++ b/panel_manager/manage_sessions.php
@@ -29,7 +29,7 @@
 		
 	echo"				
 				<!--Session Filter -->
-				<div class = \"column middle\"> 
+				<div class = \"column left\"> 
 					<form method=\"post\" id=\"addfilter\">	
 						<input type=\"date\" name=\"date\" value=\"". $placeholder_date . "\" min=\"2021-01-01\" max=\"2031-12-31\">
 						<select name=\"hall\" class=\"button large\">";
@@ -53,7 +53,7 @@
 	function drawSessions($sessions,$bd){
 	echo "			
 				<!--Session List -->
-				<div class=\"column side\">
+				<div class=\"column right\">
 					<table class='alt'>
 						<thead>
 							<tr>
diff --git a/panel_user/index.php b/panel_user/index.php
index 9170c85..fb2b397 100644
--- a/panel_user/index.php
+++ b/panel_user/index.php
@@ -28,29 +28,10 @@
 
         <!-- Panel -->
         <div class="row">
-            <!-- Left Sidebar -->
-            <div class="sidebar left">
-                <ul>
-                <li>Funcionalidad:</li>
-                    <ul>
-                        <li>Subfuncionalidad</li>
-                        <li>Subfuncionalidad</li>
-                    </ul><br />
-                    <li>Ver como:</li>
-                    <ul>
-                        <li>Usuario no registrado</li>
-                        <li>Usuario registrado</li>
-                        <li>Gerente</li>
-                    </ul><br />
-                    <li>Añadir/Editar/Eliminar:</li>
-                    <ul>
-                        <li>Cines</li>
-                        <li>Películas</li>
-                        <li>Promociones</li>
-                        <li>Gerente</li>
-                    </ul>
-                </ul>
-            </div>
+            <!-- Panel Menu -->
+            <?php
+                $template->print_panelMenu("user");
+            ?>
             <!-- Contents -->
             <div class="row">
                 <div class="column side"></div>