// 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 (ReferFriend == null) var ReferFriend = {};
ReferFriend._path = '/dwr2';
ReferFriend.add = function(p0, p1, callback) {
  dwr.engine._execute(ReferFriend._path, 'ReferFriend', 'add', p0, p1, false, false, callback);
}