// 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 (ProductAvailabilityCheckService == null) var ProductAvailabilityCheckService = {};
ProductAvailabilityCheckService._path = '/dwr';
ProductAvailabilityCheckService.invoke = function(p0, p1, p2, p3, callback) {
  dwr.engine._execute(ProductAvailabilityCheckService._path, 'ProductAvailabilityCheckService', 'invoke', p0, p1, p2, p3, callback);
}
ProductAvailabilityCheckService.invoke = function(p0, p1, p2, callback) {
  dwr.engine._execute(ProductAvailabilityCheckService._path, 'ProductAvailabilityCheckService', 'invoke', p0, p1, p2, callback);
}