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