diff --git a/README.md b/README.md
new file mode 100644
index 0000000..b18132d
--- /dev/null
+++ b/README.md
@@ -0,0 +1,10 @@
+# Wordpress Plugin - Soundmap
+
+Es una versión revisada del viejo plugin de Soinumapa desarrollado por Xavier Balderas.
+
+## Configuración
+
+* Descarga el plugin en la carpeta **wp-content/plugins** 
+* Activa el plugin en la sección **Plugins** de tu instancia de Wordpress
+* Configura el area del mapa visualizada en **Ajustes > SoundMap**
+* Crear los puntos necesarios en la sección **Markers**
diff --git a/css/soundmap.add.css b/css/soundmap.add.css
index 5cf6518..018b684 100644
--- a/css/soundmap.add.css
+++ b/css/soundmap.add.css
@@ -1,6 +1,7 @@
 #map_canvas {
-  height: 400px;
+  min-height: 400px;
   width: 100%;
+	background:#ccc;
 }
 #soundmap-attachments-list {
   margin-top: 10px;
diff --git a/soundmap.php b/soundmap.php
index 37fe978..118689a 100644
--- a/soundmap.php
+++ b/soundmap.php
@@ -135,7 +135,8 @@ if (!class_exists('Soundmap')){
            echo '<label for="soundmap-marker-lat">' . __('Latitud', 'soundmap') . '</label>';
            echo '<input type="text" name="soundmap_marker_lat" id="soundmap-marker-lat" value = "' . $soundmap_lat . '">';
            echo '<label for="soundmap-marker-lng">' . __('Longitud', 'soundmap') . '</label>';
-           echo '<input type="text" name="soundmap_marker_lng" id="soundmap-marker-lng" value = "'. $soundmap_lng . '">';
+					 echo '<input type="text" name="soundmap_marker_lng" id="soundmap-marker-lng" value = "'. $soundmap_lng . '">';
+					 echo '<script></script>';
         }
 
         function load_options(){
@@ -167,18 +168,8 @@ if (!class_exists('Soundmap')){
         }// admin_menu
 
         function enqueue_map_scripts(){
-            /* Register the basic scripts needed for presenting the maps.
-                - Google Maps
-                - LeafletJS
-                - Leaflet Google Plugin
-                - LeafletCSS
-            */
-            //wp_enqueue_script( 'google-maps', 'http://maps.google.com/maps/api/js?v=3.7&amp;sensor=false' ); // Google Maps
-            //wp_enqueue_script('mapboxjs','https://api.mapbox.com/mapbox.js/v2.2.4/mapbox.js',array(),'2.2.4',TRUE); // add Leaflet.js
-            wp_enqueue_script('leafletjs','https://unpkg.com/leaflet@1.3.4/dist/leaflet.js',array(),'1.3.4',TRUE); // add Leaflet.js
-            //wp_enqueue_style('mapboxcss','https://api.mapbox.com/mapbox.js/v2.2.4/mapbox.css',array(),'2.2.4','all'); // add CSS Leaflet
-            wp_enqueue_style('leafletcss',"https://unpkg.com/leaflet@1.3.4/dist/leaflet.css",array(),'1.3.4','all'); // add CSS Leaflet
-            //wp_enqueue_script('leaflet-plugin-google', plugins_url('js/leaflet/plugins/Google.js', __FILE__), array('leafletjs', 'google-maps'), '0.7.2', TRUE);
+            wp_enqueue_script('leafletjs','https://unpkg.com/leaflet@1.6.0/dist/leaflet.js',array(),'1.6.0',TRUE); // add Leaflet.js
+            wp_enqueue_style('leafletcss',"https://unpkg.com/leaflet@1.6.0/dist/leaflet.css",array(),'1.6.0','all'); // add CSS Leaflet
         }
 
         function wp_enqueue_scripts(){
@@ -205,8 +196,9 @@ if (!class_exists('Soundmap')){
 
             if (($hook == 'post-new.php' || $hook == 'post.php') && $current_screen->post_type == "marker"){
                 $this->enqueue_map_scripts();
-                wp_enqueue_script('soundmap-add', plugins_url('js/soundmap.add.js', __FILE__), array(), '0.1', TRUE);
+            		wp_enqueue_script('underscore');
                 wp_enqueue_style('soundmap-add-css', plugins_url('css/soundmap.add.css', __FILE__), array(), '0.1', 'all');
+                wp_enqueue_script('soundmap-add', plugins_url('js/soundmap.add.js', __FILE__), array(), '0.1', TRUE);
 
                 $params = array();
                 $params['origin'] = $this->config['origin'];