diff --git a/js/modules/base/baseView.js b/js/modules/base/baseView.js
index d0167b2..dfe2720 100644
--- a/js/modules/base/baseView.js
+++ b/js/modules/base/baseView.js
@@ -1,5 +1,5 @@
-define(['jquery', 'underscore', 'backbone', 'controls/footer/footer', 'controls/header/header', 'classes/profile'],
-function($, _, Backbone, Footer, Header, Profile){
+define(['jquery', 'underscore', 'backbone', 'controls/footer/footer', 'controls/header/header', 'classes/profile', 'text!modules/base/popupInAppDlg.html'],
+function($, _, Backbone, Footer, Header, Profile, popupInAppDlgTemplate){
 
   var BaseView = Backbone.View.extend({
     
@@ -7,6 +7,7 @@ function($, _, Backbone, Footer, Header, Profile){
     header: null,
     footer: null,
     created: true,
+    popupInAppDlgTmpl: _.template(popupInAppDlgTemplate),
     
     initialize: function () {
         this.header = new Header({ title: "Il Lievitario"});
@@ -30,12 +31,14 @@ function($, _, Backbone, Footer, Header, Profile){
         if(this.created === true)
         {
             this.header.render();
-            this.footer.render();        
+            this.footer.render();
             //add the attribute 'data-role="page" ' for each view's div
             this.$el.attr('data-role', 'page');
             this.$el.attr('data-theme', Profile.data.tema);
             this.$el.attr('stay-in-page', this.isStayInPage());
             this.$el.attr('id', this.id);
+
+            this.$el.append(this.popupInAppDlgTmpl());
         }
     },    
     onShowing: null,
diff --git a/js/modules/base/popupInAppDlg.html b/js/modules/base/popupInAppDlg.html
new file mode 100644
index 0000000..79a2963
--- /dev/null
+++ b/js/modules/base/popupInAppDlg.html
@@ -0,0 +1,15 @@
+<div data-role="popup" id="inAppDlg">
+    <div data-role="header">
+        <h1>Attenzione</h1>
+    </div>
+    <div role="main" class="ui-content">
+        <p style="text-align: center;font-style: italic;"><strong>IMPORTANTE</strong><br><br>
+            Si stà utilizzando il lievitario all'interno dell'applicazione FB, non si garantisce il corretto funzionamento.<br>
+            Si prega di utilizzare il lievitario all'interno dei browser del dispositivo.<br><br>
+            E' possibile disattivare il caricamento all'interno dell'applicazione Facebook seguendo le istruzioni riportate <a href="http://www.wired.it/mobile/app/2015/05/04/facebook-twitter-come-disattivare-browser/">QUI</a>
+        </p>
+        <p style="text-align: center;">
+            <a href="" class="ui-btn ui-corner-all ui-shadow ui-btn-inline ui-icon-check" data-rel="back">OK</a>
+        </p>
+    </div>
+</div>
\ No newline at end of file
diff --git a/js/router.js b/js/router.js
index 6aaccb3..9099eb1 100644
--- a/js/router.js
+++ b/js/router.js
@@ -36,9 +36,9 @@ define(['jquery', 'underscore', 'backbone',
                         if (self.activeView.onShowed !== null)
                             self.activeView.onShowed();
 
-//                        if (self.fastClickInstance !== null)
-//                            self.fastClickInstance.destroy();
-//                        self.fastClickInstance = FastClick.attach(document.body);
+                        if( /FB_IAB|FB4A|FBAV/i.test(myManifest.Agent.ua) ) {
+                            self.activeView.$el.find('#inAppDlg').popup("open");
+                        }
                     });
                 },
                 //define routes and mapping route to the function 
diff --git a/version.txt b/version.txt
index cbc799d..4d46e2b 100644
--- a/version.txt
+++ b/version.txt
@@ -1,4 +1,4 @@
 MAJOR=4
 MINOR=0
-PATCH=1
-BUILD=3
+PATCH=2
+BUILD=0