| HTMLEditor | A control that allows for users to edit text, and apply styling to this text. | 
| HTMLEditorSkin.Command | Represents commands that can be passed into the HTMLEditor web engine. | 
| PopupFeatures | This class describes features of a Web popup window as specified by
 JavaScript window.openfunction. | 
| PromptData | This class encapsulates data passed into JavaScript prompt()function:
 a message and a default value. | 
| WebEngine | WebEngineis a non-visual object capable of managing one Web page
 at a time.
 | 
| WebErrorEvent |  | 
| WebEvent | WebEvent instances are passed into  EventHandlers registered
 with a  WebEngine by JavaScript running on a Web page. | 
| WebHistory | The  WebHistory class represents a session history associated with
 a  WebEngine instance. | 
| WebHistory.Entry | The Entryclass represents a single entry in the session history. |