diff --git a/addons/base/controllers/main.py b/addons/base/controllers/main.py
index d4d420590ab..e73e281ce3a 100644
--- a/addons/base/controllers/main.py
+++ b/addons/base/controllers/main.py
@@ -160,22 +160,39 @@ class WebClient(openerpweb.Controller):
     
     @openerpweb.jsonrequest
     def translations(self, req, mods, lang):
+        lang_model = req.session.model('res.lang')
+        ids = lang_model.search([("code", "=", lang)])
+        if ids:
+            lang_obj = lang_model.read(ids[0], ["direction", "date_format", "time_format",
+                                                "grouping", "decimal_point", "thousands_sep"])
+        else:
+            lang_obj = None
+            
+        if lang.count("_") > 0:
+            separator = "_"
+        else:
+            separator = "@"
+        langs = lang.split(separator)
+        langs = [separator.join(langs[:x]) for x in range(1, len(langs) + 1)]
+        
         transs = {}
         for addon_name in mods:
             transl = {"messages":[]}
             transs[addon_name] = transl
-            f_name = os.path.join(openerpweb.path_addons, addon_name, "po", lang + ".po")
-            if not os.path.exists(f_name):
-                continue
-            try:
-                with open(f_name) as t_file:
-                    po = read_po(t_file)
-            except:
-                continue
-            for x in po:
-                if x.id:
-                    transl["messages"].append({'id': x.id, 'string': x.string})
-        return {"modules": transs}
+            for l in langs:
+                f_name = os.path.join(openerpweb.path_addons, addon_name, "po", l + ".po")
+                if not os.path.exists(f_name):
+                    continue
+                try:
+                    with open(f_name) as t_file:
+                        po = read_po(t_file)
+                except:
+                    continue
+                for x in po:
+                    if x.id and x.string:
+                        transl["messages"].append({'id': x.id, 'string': x.string})
+        return {"modules": transs,
+                "lang_parameters": lang_obj}
     
 
 class Database(openerpweb.Controller):
diff --git a/addons/base/static/src/js/core.js b/addons/base/static/src/js/core.js
index 8efae36863a..9c5bf358d7b 100644
--- a/addons/base/static/src/js/core.js
+++ b/addons/base/static/src/js/core.js
@@ -566,6 +566,12 @@ openerp.base.OldWidget = openerp.base.Widget.extend({
 openerp.base.TranslationDataBase = openerp.base.Class.extend({
     init: function() {
         this.db = {};
+        this.parameters = {"direction": 'ltr',
+                        "date_format": '%m/%d/%Y',
+                        "time_format": '%H:%M:%S',
+                        "grouping": "[]",
+                        "decimal_point": ".",
+                        "thousands_sep": ","};
     },
     set_bundle: function(translation_bundle) {
         var self = this;
@@ -577,6 +583,9 @@ openerp.base.TranslationDataBase = openerp.base.Class.extend({
         _.each(modules, function(name) {
             self.add_module_translation(translation_bundle.modules[name]);
         });
+        if (translation_bundle.lang_parameters) {
+            this.parameters = translation_bundle.lang_parameters;
+        }
     },
     add_module_translation: function(mod) {
         var self = this;
@@ -884,7 +893,6 @@ openerp.base.Session = openerp.base.CallbackEnabled.extend( /** @lends openerp.b
             openerp[mod] = {};
             // init module mod
             if(openerp._openerp[mod] != undefined) {
-                openerp._openerp[mod]._T = openerp.base._t.database.build_translation_function();
                 openerp._openerp[mod](openerp);
                 this.module_loaded[mod] = true;
             }