diff --git a/addons/bus/bus.py b/addons/bus/bus.py
index dc6ff6d7f1a..d3801743fdb 100644
--- a/addons/bus/bus.py
+++ b/addons/bus/bus.py
@@ -51,8 +51,8 @@ class ImBus(osv.Model):
                 "channel" : json_dump(channel),
                 "message" : json_dump(message)
             }
-            cr.commit()
             self.pool['bus.bus'].create(cr, openerp.SUPERUSER_ID, values)
+            cr.commit()
             if random.random() < 0.01:
                 self.gc(cr, uid)
         if channels:
diff --git a/addons/im_chat/im_chat.py b/addons/im_chat/im_chat.py
index 3617962aa16..4ca27282c6b 100644
--- a/addons/im_chat/im_chat.py
+++ b/addons/im_chat/im_chat.py
@@ -136,7 +136,8 @@ class im_chat_session(osv.Model):
             if session_id:
                 # get the image of the user
                 res = self.pool["res.users"].read(cr, uid, [user_id], ["image_small"])[0]
-                image_b64 = res["image_small"]
+                if res["image_small"]:
+                    image_b64 = res["image_small"]
         return image_b64
 
 class im_chat_message(osv.Model):
diff --git a/addons/im_chat/security/ir.model.access.csv b/addons/im_chat/security/ir.model.access.csv
index a85541d1aa4..c1caaf14ce0 100644
--- a/addons/im_chat/security/ir.model.access.csv
+++ b/addons/im_chat/security/ir.model.access.csv
@@ -3,3 +3,7 @@ access_im_chat_message,im_chat.message,model_im_chat_message,base.group_user,1,0
 access_im_chat_session,im_chat.session,model_im_chat_session,base.group_user,1,1,1,0
 access_im_chat_conversation_state,im_chat.conversation_state,model_im_chat_conversation_state,base.group_user,1,1,1,0
 access_im_chat_presence,im_chat.presence,model_im_chat_presence,base.group_user,1,1,1,1
+access_im_chat_message_portal,im_chat.message,model_im_chat_message,base.group_portal,1,0,1,0
+access_im_chat_session_portal,im_chat.session,model_im_chat_session,base.group_portal,1,1,1,0
+access_im_chat_conversation_state_portal,im_chat.conversation_state,model_im_chat_conversation_state,base.group_portal,1,1,1,0
+access_im_chat_presence_portal,im_chat.presence,model_im_chat_presence,base.group_portal,1,1,1,1
\ No newline at end of file
diff --git a/addons/im_chat/static/src/js/im_chat.js b/addons/im_chat/static/src/js/im_chat.js
index b08cd0d1e29..3ee54dbeddc 100644
--- a/addons/im_chat/static/src/js/im_chat.js
+++ b/addons/im_chat/static/src/js/im_chat.js
@@ -293,7 +293,7 @@
                 }
                 m.message = self.escape_keep_url(m.message);
                 m.message = self.smiley(m.message);
-                m.create_date = Date.parse(m.create_date).setTimezone("UTC").toString("yyyy-dd-MM HH:mm:ss");
+                m.create_date = Date.parse(m.create_date).setTimezone("UTC").toString("yyyy-MM-dd HH:mm:ss");
                 return m;
             });
            	this.set("messages", _.sortBy(this.get("messages").concat(messages), function(m){ return m.id; }));
@@ -528,6 +528,7 @@
             });
         },
         switch_display: function() {
+            this.calc_box();
             var fct =  _.bind(function(place) {
                 this.set("right_offset", place + this.$el.outerWidth());
             }, this);
diff --git a/addons/website_livechat/__openerp__.py b/addons/website_livechat/__openerp__.py
index e41f2072a42..1e87f362778 100644
--- a/addons/website_livechat/__openerp__.py
+++ b/addons/website_livechat/__openerp__.py
@@ -13,6 +13,7 @@ For website built with Odoo CMS, this module include a chat button on your Websi
     'installable': True,
     'data': [
         'views/website_livechat.xml',
-        'views/res_config.xml'
+        'views/res_config.xml',
+        'website_livechat_data.xml'
     ],
 }
diff --git a/addons/website_livechat/website_livechat_data.xml b/addons/website_livechat/website_livechat_data.xml
new file mode 100644
index 00000000000..55c59895664
--- /dev/null
+++ b/addons/website_livechat/website_livechat_data.xml
@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+ <openerp>
+     <data noupdate="1">
+
+         <record id="website.default_website" model="website">
+             <field name="channel_id" ref="im_livechat.channel_website"></field>
+         </record>
+
+     </data>
+ </openerp>
\ No newline at end of file