code: function(instanceId) {
  
  			if (!_isInit()) {
  				F2.log('F2.init() must be called before F2.removeApp()');
  				return;
  			}
  
  			if (_apps[instanceId]) {
  				F2.AppHandlers.__trigger(
  					_sAppHandlerToken,
  					F2.Constants.AppHandlers.APP_DESTROY_BEFORE,
  					_apps[instanceId] // the app instance
  				);
  
  				F2.AppHandlers.__trigger(
  					_sAppHandlerToken,
  					F2.Constants.AppHandlers.APP_DESTROY,
  					_apps[instanceId] // the app instance
  				);
  
  				F2.AppHandlers.__trigger(
  					_sAppHandlerToken,
  					F2.Constants.AppHandlers.APP_DESTROY_AFTER,
  					_apps[instanceId] // the app instance
  				);
  
  				if (_apps[instanceId].config.isSecure) {
  					F2.Rpc.destroy(instanceId);
  				}
  
  				delete _apps[instanceId];
  			}
  		}
docs: Removes an app from the container
  @method removeApp
  @param {string} instanceId The app's instanceId