// 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 (PopStoryService == null) var PopStoryService = {};
PopStoryService._path = '/dwr';
PopStoryService.getAvailablePopStories = function(callback) {
  dwr.engine._execute(PopStoryService._path, 'PopStoryService', 'getAvailablePopStories', callback);
}