| 1. | User agent default values and user preferences 用户代理默认的值和用户偏好。 |
| 2. | Gets the category of user preferences that has changed 获取已更改的用户首选项的类别。 |
| 3. | Contains information about the default user preferences 包含有关默认用户首选项的信息。 |
| 4. | The locale list is ordered according to user preference 地区序列依据用户的选择来排序。 |
| 5. | Contains information about the current user preferences 包含有关当前用户首选项的信息。 |
| 6. | Gets the category of user preferences that is changing 获取正在更改的用户首选项的类别。 |
| 7. | Indicates the user preferences for system power settings 指示系统电源设置的用户首选项。 |
| 8. | Occurs when a user preference has changed 在用户首选项更改后发生。 |
| 9. | Maintain user preferences across multiple html requests 在多个html请求之间维护用户首选项。 |
| 10. | Occurs when a user preference is changing 当用户首选项更改时发生。 |