%LOGIN%
%LOGINURL%
/twiki/do/login/TWiki/TWikiVariablesSearch?origurl=/twiki/do/view/TWiki/TWikiVariablesSearch%3fsearch%3d%3bcategory%3dLinkingAndNavigationVariables
%LOGOUT%
%LOGOUTURL%
/twiki/do/view/TWiki/TWikiVariablesSearch?logout=1