function login_popup() {
    
                            var hash = window.location.hash;
                            var u = "";
                            if (hash)
                            {
                                hash = hash.substring(1);
                                u = document.URL.substr(0, document.URL.lastIndexOf('/')) + '/' + hash.replace('#', '');
                            }
                            else {
                                u = document.URL;
                            }
                            window.location = 'http://www.facebook.com/login.php?api_key=37c2b882a481ea8ae749cb385fafc980&display=popup&extern=1&fbconnect=1&return_session=1&v=1.0&next=' + u + '&ext_perm=share_item&fbc_channel=1&fb_connect=1&cancel_url=http%3A%2F%2Fpromotionbeta.onesys.se%xd_receiver.htm' + '_blank' + 'top=442,width=480,height=460,resizable=yes';
                            }
                        function fb_logout() { 
                            FB.init("6c7b4e6b6d490aa9f9bf6ae40c70945f", "/xd_receiver.htm");
                            FB_RequireFeatures(["Connect"], function() {
                                FB.Connect.logoutAndRedirect(document.location.href);
                            });
                        }
                        function fb_perm() {
                        	FB.init("6c7b4e6b6d490aa9f9bf6ae40c70945f", "/xd_receiver.htm");
                            FB_RequireFeatures(["Connect"], function() {
                                FB.Connect.showPermissionDialog("publish_stream",function() {
                                    window.location.reload();
                                });
                            });
                        }