| Attributes |
| Name | Required | Binding Type | EL | Default | Description |
| onajaxend | false | javax.el.ValueExpression
(must evaluate to java.lang.String)
| true | null | JavaScript code that should be executed on the client when an Ajax request is completed. |
| onajaxstart | false | javax.el.ValueExpression
(must evaluate to java.lang.String)
| true | null | JavaScript code that should be executed on the client when an Ajax request is started. |
| onerror | false | javax.el.ValueExpression
(must evaluate to java.lang.String)
| true | null | JavaScript code that should be executed on the client when an error occurs while performing an Ajax request. |
| onsessionexpired | false | javax.el.ValueExpression
(must evaluate to java.lang.String)
| true | null | JavaScript code that should be executed on the client when the current session is expired. |