// 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 (ShoppingCart == null) var ShoppingCart = {};
ShoppingCart._path = '/dwr';
ShoppingCart.removeItem = function(p0, p1, p2, callback) {
  dwr.engine._execute(ShoppingCart._path, 'ShoppingCart', 'removeItem', p0, p1, p2, callback);
}
ShoppingCart.addItem = function(p0, p1, p2, callback) {
  dwr.engine._execute(ShoppingCart._path, 'ShoppingCart', 'addItem', p0, p1, p2, callback);
}
ShoppingCart.getCart = function(callback) {
  dwr.engine._execute(ShoppingCart._path, 'ShoppingCart', 'getCart', callback);
}
ShoppingCart.getSimplerContents = function(callback) {
  dwr.engine._execute(ShoppingCart._path, 'ShoppingCart', 'getSimplerContents', callback);
}