// 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 (register == null) var register = {};
register._path = '/ccard/dwr';
register.registerUsername = function(p0, callback) {
  dwr.engine._execute(register._path, 'register', 'registerUsername', p0, callback);
}