ABAP/4 functions:

• Popup_to_confirm_loss_of_data
  Create a dialog box in which you make a question whether the user wishes to perform a processing step with loss of data.
  
• Popup_to_confirm_step
  Create a dialog box in which you make a question whether the user wishes to perform the step.
  
• Popup_to_confirm_with_message
  Create a dialog box in which you inform the user about a specific decision point during an action.
  
• Popup_to_confirm_with_value
  Create a dialog box in which you make a question whether the user wishes to perform a processing step with a particular object.
  
• Popup_to_decide
  Create a dialog box in which you require the user between the two processing alternatives, or to cancel the action.
  
• Popup_to_decide_with_message
  Create a dialog box in which you inform the user about a specific decision point via a diagnosis text.
  
• Popup_to_display_text
  Create a dialog box in which you display a two-line message.
  
• Rfc_system_info
  Fetch information from the current instance filling the structure FRCSI.
  
• Rs_send_mail_for_spoollist
  Send messages from ABAP/4 programs to SAPoffice. The structure SOLI may contain the message.