diff --git a/addons/website/static/src/js/openerp.define.js b/addons/website/static/src/js/openerp.define.js
new file mode 100644
index 00000000000..cef8d90cafa
--- /dev/null
+++ b/addons/website/static/src/js/openerp.define.js
@@ -0,0 +1,101 @@
+(function () {
+    'use strict';
+
+var containsDefine = typeof(define) !== "undefined" ? define : undefined;
+
+openerp.define = function (parse) {
+    var scripts = openerp.define.scripts;
+    
+    return function (name, list, callback) {
+
+            var def = $.Deferred();
+            def.openerpDefine = true;
+
+            if (!callback) {
+                callback = list;
+                list = null;
+            }
+            if (!list) {
+                list = name;
+                if (openerp.define.next) {
+                    name = openerp.define.next;
+                    openerp.define.next = null;
+                }
+            }
+
+            if (list instanceof Array) {
+                var defs = [];
+                var args = [];
+                _.each(list, function (js, index) {
+                    var path = parse(js);
+
+                    if (scripts[path] === undefined) {
+
+                        scripts[path] = $.Deferred();
+                        scripts[path].openerpDefine = true;
+
+                        $.ajax({ 'url': path, 'dataType': 'html', 'async': false })
+                            .then(function (data) {
+                                var code = new Function("return "+data)();
+                                if (code.openerpDefine) {
+                                    code.then(function (code) {
+                                        scripts[path].resolve(code);
+                                        scripts[path] = code;
+                                    });
+                                } else {
+                                    scripts[path].resolve(code);
+                                    scripts[path] = code;
+                                }
+                            });
+
+                    }
+
+                    if (scripts[path] && scripts[path].openerpDefine) {
+                        scripts[path].then(function (code) {
+                            args[index] = code;
+                        });
+                        defs.push(scripts[path]);
+                    } else {
+                        args[index] = scripts[path] = scripts[path] || null;
+                    }
+                });
+
+                $.when.apply($, defs).then(function () {
+                    var result = callback.apply(window, args);
+                    if  (name) {
+                        scripts[name] = scripts[parse(name)] = result;
+                    }
+                    def.resolve(result);
+                });
+
+            } else {
+
+                def = scripts[name] = scripts[parse(name)] = scripts[name] || callback() || null;
+
+            }
+
+            return def;
+
+        };
+};
+
+openerp.define.scripts = {
+    'jquery': jQuery
+};
+
+
+openerp.define.active = function () {
+    window.define = openerp.define(function (id) {
+
+        if (id.slice(0,10) === 'summernote') {
+            return '/website/static/lib/summernote/src/js' + id.slice(10,Infinity) + '.js';
+        }
+        return id;
+    });
+};
+openerp.define.desactive = function () {
+    window.define = containsDefine;
+};
+
+
+})();
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