| Attributes |
| Name | Required | Request-time | Type | Description |
| offlineStyleClass | no | true | java.lang.String | The CSS class applied to the component's root element when browser is offline. |
| onOffline | no | true | java.lang.String | JavaScript to be evaluated when the browser goes offline. The 'element' argument passed to the callback code is the root element of the component. |
| onOnline | no | true | java.lang.String | JavaScript to be evaluated when the browser goes online. The 'element' argument passed to the callback code is the root element of the component. |
| onlineStyleClass | no | true | java.lang.String | The CSS class applied to the component's root element when browser is online. |