diff --git a/addons/base/static/src/js/base.js b/addons/base/static/src/js/base.js
index 8f9921ceeae..675476879cf 100644
--- a/addons/base/static/src/js/base.js
+++ b/addons/base/static/src/js/base.js
@@ -76,6 +76,10 @@
 
     /** @lends openerp */
     var openerp = this.openerp =  {
+        /**
+         * Debug flag turns on logging
+         */
+        debug: true,
         // element_ids registry linked to all controllers on the page
         // TODO rename to elements, or keep gtk naming?
         screen: {},
diff --git a/addons/base/static/src/js/chrome.js b/addons/base/static/src/js/chrome.js
index cdfa1f4d192..920973e640a 100644
--- a/addons/base/static/src/js/chrome.js
+++ b/addons/base/static/src/js/chrome.js
@@ -193,8 +193,6 @@ openerp.base.BasicController = Class.extend( /** @lends openerp.base.BasicContro
         // try to call deferred methods on this return value.
         return $.Deferred().done().promise();
     },
-    on_ready: function() {
-    },
     stop: function() {
     },
     log: function() {
@@ -206,20 +204,55 @@ openerp.base.BasicController = Class.extend( /** @lends openerp.base.BasicContro
         this.on_log.apply(this,args);
     },
     on_log: function() {
-        if(true || window.openerp.debug || (window.location.search.indexOf('?debug') !== -1)) {
+        if(window.openerp.debug || (window.location.search.indexOf('?debug') !== -1)) {
+            var notify = false;
+            var body = false;
             if(window.console) {
                 console.log(arguments);
             } else {
-                $.each(arguments, function(i,v) {
-                    v = v==null ? "null" : v;
-                    $('<pre></pre>').text(v.toString()).appendTo($('body'));
-                });
+                body = true;
+            }
+            var a = Array.prototype.slice.call(arguments, 0);
+            for(var i = 0; i < a.length; i++) {
+                var v = a[i]==null ? "null" : a[i].toString();
+                if(i==0) {
+                    notify = v.match(/^not/);
+                    body = v.match(/^bod/);
+                }
+                if(body) {
+                    $('<pre></pre>').text(v).appendTo($('body'));
+                }
+                if(notify && this.notification) {
+                    this.notification.notify("Logging:",v);
+                }
             }
         }
 
     }
 });
 
+openerp.base.Notification =  openerp.base.BasicController.extend({
+    init: function(element_id) {
+        this._super(element_id);
+        this.$element.notify({
+            speed: 500,
+            expires: 1500
+        });
+    },
+    notify: function(title, text) {
+        this.$element.notify('create', {
+            title: title,
+            text: text
+        });
+    },
+    warn: function(title, text) {
+        this.$element.notify('create', 'oe_notification_alert', {
+            title: title,
+            text: text
+        });
+    }
+});
+
 openerp.base.Session = openerp.base.BasicController.extend( /** @lends openerp.base.Session# */{
     /**
      * @constructs
@@ -446,18 +479,89 @@ openerp.base.Session = openerp.base.BasicController.extend( /** @lends openerp.b
     }
 });
 
+// A controller takes an already existing element
+// new()
+// start()
 openerp.base.Controller = openerp.base.BasicController.extend( /** @lends openerp.base.Controller# */{
+    /**
+     * Controller manifest used to declare standard controller attributes
+     */
+    controller_manifest: {
+        register: null,
+        template: "",
+        element_post_prefix: false,
+    },
+    /**
+     * Controller registry, 
+     */
+    controller_registry: {
+    },
+    /**
+     * Add a new child controller
+     */
+    controller_get: function(key) {
+        return this.controller_registry[key];
+        // OR should contrustct it ? setting parent correctly ?
+        // function construct(constructor, args) {
+        //     function F() {
+        //         return constructor.apply(this, args);
+        //     }
+        //     F.prototype = constructor.prototype;
+        //     return new F();
+        // }
+        // var obj = this.controller_registry[key];
+        // if(obj) {
+        //     return construct(obj, Array.prototype.slice.call(arguments, 1));
+        // }
+    },
+    controller_new: function(key) {
+        var self;
+        // OR should contrustct it ? setting parent correctly ?
+        function construct(constructor, args) {
+            function F() {
+                return constructor.apply(this, args);
+            }
+            F.prototype = constructor.prototype;
+            return new F();
+        }
+        var obj = this.controller_registry[key];
+        if(obj) {
+            // TODO Prepend parent
+            return construct(obj, Array.prototype.slice.call(arguments, 1));
+        }
+    },
     /**
      * @constructs
      * @extends openerp.base.BasicController
      */
-    init: function(session, element_id) {
+    init: function(parent_or_session, element_id) {
         this._super(element_id);
-        this.session = session;
-    },
-    on_log: function() {
-        if(this.session)
-            this.session.log.apply(this.session,arguments);
+        this.controller_parent = null;
+        this.controller_children = [];
+        if(parent_or_session) {
+            if(parent_or_session.session) {
+                this.parent = parent_or_session;
+                this.session = this.parent.session;
+                if(this.parent.children) {
+                    this.parent.children.push(this);
+                }
+            } else {
+                // TODO remove Backward compatilbility
+                this.session = parent_or_session;
+            }
+        }
+        // Apply manifest options
+        if(this.controller_manifest) {
+            var register = this.controller_manifest.register;
+            // TODO accept a simple string
+            if(register) {
+                for(var i=0; i<register.length; i++) {
+                    this.controller_registry[register[i]] = this;
+                }
+            }
+            // TODO if post prefix
+            //this.element_id = _.uniqueId(_.toArray(arguments).join('_'));
+        };
     },
     /**
      * Performs a JSON-RPC call
@@ -474,6 +578,105 @@ openerp.base.Controller = openerp.base.BasicController.extend( /** @lends opener
     }
 });
 
+// A widget is a controller that doesnt take an element_id
+// it render its own html that you should insert into the dom
+// and bind it a start()
+//
+// new()
+// render() and insert it place it where you want
+// start()
+openerp.base.BaseWidget = openerp.base.Controller.extend({
+    /**
+     * The name of the QWeb template that will be used for rendering. Must be
+     * redefined in subclasses or the render() method can not be used.
+     * 
+     * @type string
+     */
+    template: null,
+    /**
+     * The prefix used to generate an id automatically. Should be redefined in
+     * subclasses. If it is not defined, a default identifier will be used.
+     * 
+     * @type string
+     */
+    identifier_prefix: 'generic-identifier',
+    /**
+     * Base class for widgets. Handle rendering (based on a QWeb template),
+     * identifier generation, parenting and destruction of the widget.
+     * Also initialize the identifier.
+     *
+     * @constructs
+     * @params {openerp.base.search.BaseWidget} parent The parent widget.
+     */
+    init: function (parent, session) {
+        this._super(session);
+        this.children = [];
+        this.parent = null;
+        this.set_parent(parent);
+        this.make_id(this.identifier_prefix);
+    },
+    /**
+     * Sets and returns a globally unique identifier for the widget.
+     *
+     * If a prefix is appended, the identifier will be appended to it.
+     *
+     * @params sections prefix sections, empty/falsy sections will be removed
+     */
+    make_id: function () {
+        this.element_id = _.uniqueId(_.toArray(arguments).join('_'));
+        return this.element_id;
+    },
+    /**
+     * "Starts" the widgets. Called at the end of the rendering, this allows
+     * to get a jQuery object referring to the DOM ($element attribute).
+     */
+    start: function () {
+        this._super();
+        var tmp = document.getElementById(this.element_id);
+        this.$element = tmp ? $(tmp) : null;
+    },
+    /**
+     * "Stops" the widgets. Called when the view destroys itself, this
+     * lets the widgets clean up after themselves.
+     */
+    stop: function () {
+        var tmp_children = this.children;
+        this.children = [];
+        _.each(tmp_children, function(x) {
+            x.stop();
+        });
+        if(this.$element != null) {
+            this.$element.remove();
+        }
+        this.set_parent(null);
+        this._super();
+    },
+    /**
+     * Set the parent of this component, also un-register the previous parent
+     * if there was one.
+     * 
+     * @param {openerp.base.BaseWidget} parent The new parent.
+     */
+    set_parent: function(parent) {
+        if(this.parent) {
+            this.parent.children = _.without(this.parent.children, this);
+        }
+        this.parent = parent;
+        if(this.parent) {
+            parent.children.push(this);
+        }
+    },
+    /**
+     * Render the widget. This.template must be defined.
+     * The content of the current object is passed as context to the template.
+     * 
+     * @param {object} additional Additional context arguments to pass to the template.
+     */
+    render: function (additional) {
+        return QWeb.render(this.template, _.extend({}, this, additional != null ? additional : {}));
+    }
+});
+
 openerp.base.CrashManager = openerp.base.Controller.extend({
     init: function(session, element_id) {
         this._super(session, element_id);
@@ -495,11 +698,10 @@ openerp.base.CrashManager = openerp.base.Controller.extend({
     }
 });
 
-openerp.base.Database = openerp.base.Controller.extend({
-// Non Session Controller to manage databases
-});
-
 openerp.base.Loading =  openerp.base.Controller.extend({
+    controller_manifest: {
+        register: ["Loading"],
+    },
     init: function(session, element_id) {
         this._super(session, element_id);
         this.count = 0;
@@ -518,26 +720,7 @@ openerp.base.Loading =  openerp.base.Controller.extend({
     }
 });
 
-openerp.base.Notification =  openerp.base.Controller.extend({
-    init: function(session, element_id) {
-        this._super(session, element_id);
-        this.$element.notify({
-            speed: 500,
-            expires: 1500
-        });
-    },
-    'default': function(title, text) {
-        this.$element.notify('create', {
-            title: title,
-            text: text
-        });
-    },
-    alert: function(title, text) {
-        this.$element.notify('create', 'oe_notification_alert', {
-            title: title,
-            text: text
-        });
-    }
+openerp.base.Database = openerp.base.Controller.extend({
 });
 
 openerp.base.Login =  openerp.base.Controller.extend({
@@ -630,7 +813,6 @@ openerp.base.Menu =  openerp.base.Controller.extend({
         });
 
         this.$element.add(this.$secondary_menu).find("a").click(this.on_menu_click);
-        this.on_ready();
     },
     on_menu_click: function(ev, id) {
         id = id || 0;
@@ -703,7 +885,7 @@ openerp.base.WebClient = openerp.base.Controller.extend({
         this.crashmanager =  new openerp.base.CrashManager(this.session);
 
         // Do you autorize this ?
-        openerp.base.Controller.prototype.notification = new openerp.base.Notification(this.session, "oe_notification");
+        openerp.base.Controller.prototype.notification = new openerp.base.Notification("oe_notification");
 
         this.header = new openerp.base.Header(this.session, "oe_header");
         this.login = new openerp.base.Login(this.session, "oe_login");
@@ -720,7 +902,7 @@ openerp.base.WebClient = openerp.base.Controller.extend({
         this.header.start();
         this.login.start();
         this.menu.start();
-        this.notification['default']("OpenERP Client", "The openerp client has been initialized.");
+        this.notification.notify("OpenERP Client", "The openerp client has been initialized.");
     },
     on_logged: function() {
         this.action =  new openerp.base.ActionManager(this.session, "oe_app");
@@ -739,6 +921,7 @@ openerp.base.webclient = function(element_id) {
     client.start();
     return client;
 };
+
 };
 
 // vim:et fdc=0 fdl=0 foldnestmax=3 fdm=syntax:
diff --git a/addons/base/static/src/js/data.js b/addons/base/static/src/js/data.js
index 8f5d6168e75..c16bf8eb81b 100644
--- a/addons/base/static/src/js/data.js
+++ b/addons/base/static/src/js/data.js
@@ -100,7 +100,7 @@ openerp.base.DataSet =  openerp.base.Controller.extend( /** @lends openerp.base.
         }, callback);
     },
     unlink: function(ids) {
-        this.notification['default']("Unlink", ids);
+        this.notification.notify("Unlink", ids);
     },
     call: function (method, ids, args, callback) {
         ids = ids || [];
diff --git a/addons/base/static/src/js/form.js b/addons/base/static/src/js/form.js
index bf42fc4fd7f..e31f03510d8 100644
--- a/addons/base/static/src/js/form.js
+++ b/addons/base/static/src/js/form.js
@@ -234,24 +234,24 @@ openerp.base.FormView =  openerp.base.Controller.extend( /** @lends openerp.base
             }
         });
         msg += "</ul>";
-        this.notification.alert("The following fields are invalid :", msg);
+        this.notification.warn("The following fields are invalid :", msg);
     },
     on_saved: function(r) {
         if (!r.result) {
             this.log("Record was not saved");
         } else {
             // Check response for exceptions, display error
-            this.notification['default']("Record saved", "The record #" + this.datarecord.id + " has been saved.");
+            this.notification.notify("Record saved", "The record #" + this.datarecord.id + " has been saved.");
         }
     },
     do_search: function (domains, contexts, groupbys) {
-        this.notification['default']("Searching form");
+        this.notification.notify("Searching form");
     },
     on_action: function (action) {
-        this.notification['default']('Executing action ' + action);
+        this.notification.notify('Executing action ' + action);
     },
     do_cancel: function () {
-        this.notification['default']("Cancelling form");
+        this.notification.notify("Cancelling form");
     }
 });
 
@@ -720,7 +720,7 @@ openerp.base.form.FieldOne2ManyDatasSet = openerp.base.DataSetStatic.extend({
         this._super(id, data, callback);
     },
     unlink: function() {
-        this.notification['default']('Unlinking o2m ' + this.ids);
+        this.notification.notify('Unlinking o2m ' + this.ids);
     }
 });
 
diff --git a/addons/base/static/src/js/search.js b/addons/base/static/src/js/search.js
index ef10992d75f..21d1408f087 100644
--- a/addons/base/static/src/js/search.js
+++ b/addons/base/static/src/js/search.js
@@ -215,7 +215,7 @@ openerp.base.SearchView = openerp.base.Controller.extend({
      * @param {Array} errors a never-empty array of error objects
      */
     on_invalid: function (errors) {
-        this.notification['default']("Invalid Search", "triggered from search view");
+        this.notification.notify("Invalid Search", "triggered from search view");
     },
     do_clear: function (e) {
         if (e && e.preventDefault) { e.preventDefault(); }
diff --git a/addons/base/static/src/js/views.js b/addons/base/static/src/js/views.js
index 109ce4d3404..1e3851c218f 100644
--- a/addons/base/static/src/js/views.js
+++ b/addons/base/static/src/js/views.js
@@ -178,98 +178,6 @@ openerp.base.ViewManagerAction = openerp.base.ViewManager.extend({
     }
 });
 
-openerp.base.BaseWidget = openerp.base.Controller.extend({
-    /**
-     * The name of the QWeb template that will be used for rendering. Must be
-     * redefined in subclasses or the render() method can not be used.
-     * 
-     * @type string
-     */
-    template: null,
-    /**
-     * The prefix used to generate an id automatically. Should be redefined in
-     * subclasses. If it is not defined, a default identifier will be used.
-     * 
-     * @type string
-     */
-    identifier_prefix: 'generic-identifier',
-    /**
-     * Base class for widgets. Handle rendering (based on a QWeb template),
-     * identifier generation, parenting and destruction of the widget.
-     * Also initialize the identifier.
-     *
-     * @constructs
-     * @params {openerp.base.search.BaseWidget} parent The parent widget.
-     */
-    init: function (parent, session) {
-        this._super(session);
-        this.children = [];
-        this.parent = null;
-        this.set_parent(parent);
-        this.make_id(this.identifier_prefix);
-    },
-    /**
-     * Sets and returns a globally unique identifier for the widget.
-     *
-     * If a prefix is appended, the identifier will be appended to it.
-     *
-     * @params sections prefix sections, empty/falsy sections will be removed
-     */
-    make_id: function () {
-        this.element_id = _.uniqueId(_.toArray(arguments).join('_'));
-        return this.element_id;
-    },
-    /**
-     * "Starts" the widgets. Called at the end of the rendering, this allows
-     * to get a jQuery object referring to the DOM ($element attribute).
-     */
-    start: function () {
-        this._super();
-        var tmp = document.getElementById(this.element_id);
-        this.$element = tmp ? $(tmp) : null;
-    },
-    /**
-     * "Stops" the widgets. Called when the view destroys itself, this
-     * lets the widgets clean up after themselves.
-     */
-    stop: function () {
-        var tmp_children = this.children;
-        this.children = [];
-        _.each(tmp_children, function(x) {
-            x.stop();
-        });
-        if(this.$element != null) {
-            this.$element.remove();
-        }
-        this.set_parent(null);
-        this._super();
-    },
-    /**
-     * Set the parent of this component, also un-register the previous parent
-     * if there was one.
-     * 
-     * @param {openerp.base.BaseWidget} parent The new parent.
-     */
-    set_parent: function(parent) {
-        if(this.parent) {
-            this.parent.children = _.without(this.parent.children, this);
-        }
-        this.parent = parent;
-        if(this.parent) {
-            parent.children.push(this);
-        }
-    },
-    /**
-     * Render the widget. This.template must be defined.
-     * The content of the current object is passed as context to the template.
-     * 
-     * @param {object} additional Additional context arguments to pass to the template.
-     */
-    render: function (additional) {
-        return QWeb.render(this.template, _.extend({}, this, additional != null ? additional : {}));
-    }
-});
-
 openerp.base.Sidebar = openerp.base.BaseWidget.extend({
     template: "ViewManager.sidebar",
     init: function(parent, view_manager) {
@@ -296,8 +204,7 @@ openerp.base.Sidebar = openerp.base.BaseWidget.extend({
             var i = $this.attr("data-i");
             var j = $this.attr("data-j");
             var action = self.sections[i].elements[j];
-            (new openerp.base.ExternalActionManager(self.view_manager.session, null))
-                .handle_action(action);
+            (new openerp.base.ExternalActionManager(self.view_manager.session, null)) .handle_action(action);
             e.stopPropagation();
             e.preventDefault();
         });
@@ -317,12 +224,10 @@ openerp.base.ExternalActionManager = openerp.base.Controller.extend({
                 dialog.dialog({
                     title: action.name
                 });
-                var viewmanager = new openerp.base.ViewManagerAction(this.session
-                        ,element_id, action, false);
+                var viewmanager = new openerp.base.ViewManagerAction(this.session ,element_id, action, false);
                 viewmanager.start();
             } else if (action.target == "current") {
                 this.rpc("/base/session/save_session_action", {the_action:action}, function(key) {
-                    debugger;
                     var url = window.location.href;
                     //window.open();
                 });