| Attributes |
| Name | Required | Request-time | Type | Description |
| accordion | false | true | boolean | Whether only one panel can be shown at a time. As one panel is opened, the others close, creating an accordian effect. The default value is false. |
| cssClass | false | true | java.lang.String | A CSS class for styling the component. |
| extended | false | true | boolean | Whether to extend the interface with additional styling. The default value is false. |
| id | false | true | java.lang.String | An ID for the component instance. |
| markupView | false | true | java.lang.String | Deprecated as of 7.4.0, with no direct replacement. |
| persistState | false | true | boolean | Whether to remember the component's state and persist it to the database. The default value is false. |