diff --git a/config.js b/config.js
index ba7df15..2d06f53 100644
--- a/config.js
+++ b/config.js
@@ -168,15 +168,22 @@ Config.prototype.Application = function(app) {
         var domain = req.headers.host.split(':')[0];
         // Set the parameters mapping
         res.locals.mapping = parameters.vhost[domain];
-        res.locals.view_dir = __dirname + '/sites/' + res.locals.mapping + '/views';
-
-        next();
-    }); 
     
-    // Set favicon if is enabled in configuration parameters
-    if (parameters.favicon) {
-        app.use(express.favicon(__dirname + parameters.favicon));
-    }
+        // Check if site exists, otherwise send error
+        if(res.locals.mapping) {
+            // Set the view directory
+            res.locals.view_dir = __dirname + '/sites/' + res.locals.mapping + '/views';
+            // Set favicon if is enabled in configuration parameters
+            if (misc_params[res.locals.mapping].favicon) {
+                app.use(express.favicon(__dirname + '/sites/' + res.locals.mapping + misc_params[res.locals.mapping].favicon));
+            }
+            next();
+        
+        } else {
+            utils.applog('error', "Requested and invalid site from: " + req.connection.remoteAddress);
+            res.send(parameters.server_error);
+        }
+    }); 
     
     // maintenance mode middleware
     app.use(function (req, res, next) {
@@ -236,6 +243,10 @@ Config.prototype.Application = function(app) {
 
     // Set the default locals 
     app.use(function(req, res, next){
+        // Set guest role
+        if (!req.session.role) {
+            req.session.role = 1000;
+        }
         res.locals.title = misc_params[res.locals.mapping].title;
         res.locals.site_url = misc_params[res.locals.mapping].site_url;
         res.locals.session = req.session;
diff --git a/lib/hbs.js b/lib/hbs.js
index 6f35eef..4d36f15 100644
--- a/lib/hbs.js
+++ b/lib/hbs.js
@@ -1,3 +1,11 @@
+/*
+ * MuContent
+ *
+ * This library is based on hbs library: 
+ * Allow multisiste view system
+ *
+ */
+
 
 // builtin
 var fs = require('fs');
@@ -77,8 +85,9 @@ exports.__express = function(filename, options, cb) {
   if (options.layout !== undefined && !options.layout) {
     return render_file(options, cb);
   }
-/*console.log(options.mapping);
-console.log(options.settings);*/ 
+  
+  // This allow the view path for multiste, in options you can find res.locals variable
+  // For example: options.mapping
   var view_dir = options.settings.views;
 
   var layout_filename = path.join(view_dir, options.layout || 'layout' + extension);
diff --git a/params.js b/params.js
index 952ff16..10e3d33 100644
--- a/params.js
+++ b/params.js
@@ -33,6 +33,9 @@ module.exports = {
     // Mapping the vhost and sites: domain -> site name references
     vhost: {
         "localhost": 'default',
-//        "www.pinco.net": 'pinco'
+        "www.pinco.net": 'pinco'
     },
+    
+    // Error for site not found or other
+    server_error: "Sorry, server error, please contact: ",
 };
diff --git a/sites/default/settings/menu.js b/sites/default/settings/menu.js
index 95bbd03..b84ac8e 100644
--- a/sites/default/settings/menu.js
+++ b/sites/default/settings/menu.js
@@ -14,6 +14,7 @@ module.exports = {
         // title is the handler in the locales files to get the title based on language
        // Examples:
 //	{title: "search", path: "/test", acl: {0: true, 1: false}}, // If you set acl, you resticted the role
+//	{title: "search", path: "/test", acl: {1000: true}}, // role 1000 identify guests
 //        {title: "you", path: "/you", icon: "icon-off"} // If you don't set acl, all can access
     ]
 
diff --git a/sites/default/settings/route.js b/sites/default/settings/route.js
index d4b7c57..2718fbc 100644
--- a/sites/default/settings/route.js
+++ b/sites/default/settings/route.js
@@ -13,7 +13,8 @@ module.exports = {
 /*      Example:
         {route: '/logout', acl: {0: true, 1: true}},
         // Put in route the same route defined in express.js, for example, a route with params:
+         {route: '/objects/edit/:id', acl: {0: true, 1: true}, ajax: true},
 */
-    ], // Role legend: 0 (admin), 1 (user), add other if you want and modify the defaults
+    ], // Role legend: 0 (admin), 1 (user), 1000 (guest), add other if you want and modify the defaults
     
 };