| @Function                                  | Comments            | 
| @Certificate |   | 
| @DbCommand | Available only with the syntax @DbCommand("Domino";"ViewNextPage") and @DbCommand ("Domino";"ViewPreviousPage") to create a link to the next/previous page in a view. Not available in other contexts. | 
@DDEExecute 
@DDEInitiate 
@DDEPoke 
@DDETerminate |   | 
@DocMark 
@DeleteDocument |   | 
@DocChildren 
@DocDescendants 
@DocLevel 
@DocNumber 
@DocParentNumber 
@DocSiblings | Not available except in column formulas. | 
@IsCategory 
@IsExpandable 
@Responses |   | 
@DialogBox 
@PickList 
@Prompt 
@IsModalHelp |   | 
| @GetPortsList |   | 
@Environment 
@SetEnvironment 
ENVIRONMENT keyword | Use predefined field names to gather information about the Web user's environment by requesting Common Gateway Interface (CGI) environment variables. | 
| @MailSend |   | 
@Domain 
@MailDbName 
@MailEncryptSavedPreference 
@MailEncryptSendPreference 
@MailSavePreference 
@MailSignPreference |   | 
| @IsAgentEnabled |   | 
| @IsDocBeingMailed |   | 
@Unique 
@URLGetHeader 
@URLHistory |   | 
| @UserPrivileges |   | 
| @Platform for user's platform. | Returns server's platform only. Use @ClientType to distinguish between Web and Domino users. |