diff --git a/addons/web/static/src/js/openerpframework.js b/addons/web/static/src/js/openerpframework.js
index 71f45899f5f..dfe7b1ebdb6 100644
--- a/addons/web/static/src/js/openerpframework.js
+++ b/addons/web/static/src/js/openerpframework.js
@@ -970,6 +970,7 @@ openerp.Session = openerp.Class.extend(openerp.PropertiesMixin, {
         this.session_id = options.session_id || null;
         this.override_session = options.override_session || !!options.session_id || false;
         this.avoid_recursion = false;
+        this.use_cors = options.use_cors || false;
         this.setup(origin);
     },
     setup: function(origin) {
@@ -1013,7 +1014,7 @@ openerp.Session = openerp.Class.extend(openerp.PropertiesMixin, {
     },
     check_session_id: function() {
         var self = this;
-        if (this.avoid_recursion)
+        if (this.avoid_recursion || self.use_cors)
             return $.when();
         if (this.session_id)
             return $.when(); // we already have the session id
@@ -1070,6 +1071,15 @@ openerp.Session = openerp.Class.extend(openerp.PropertiesMixin, {
                         "X-Openerp-Session-Id": self.override_session ? self.session_id || '' : ''
                     });
                 }
+            } else if (self.use_cors) {
+                fct = openerp.jsonRpc;
+                url = self.url(url, null);
+                options.session_id = self.session_id || '';
+                if (self.override_session) {
+                    options.headers = _.extend({}, options.headers, {
+                        "X-Openerp-Session-Id": self.override_session ? self.session_id || '' : ''
+                    });
+                }
             } else {
                 fct = openerp.jsonpRpc;
                 url = self.url(url, null);