// 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 (RPC == null) var RPC = {};
RPC._path = '/script/dwr';
RPC.call = function(p0, p1, callback) {
  dwr.engine._execute(RPC._path, 'RPC', 'call', p0, p1, callback);
}