// Provide a default path to dwr.engine
if (dwr == null) var dwr = {};
if (dwr.engine == null) dwr.engine = {};
if (DWREngine == null) var DWREngine = dwr.engine;

if (EtherRouter == null) var EtherRouter = {};
EtherRouter._path = '/dwr';
EtherRouter.addActivity = function(p0, p1, p2, p3, callback) {
  dwr.engine._execute(EtherRouter._path, 'EtherRouter', 'addActivity', p0, p1, p2, p3, callback);
}