INT 15 - TopView - SEND MESSAGE - "STATUS" - GET OBJECT STATUS        
  
    | 
       Input  | 
    
       Output  | 
   
  
    | 
       AX 
     | 
    12h | 
      | 
      | 
      | 
    AX | 
   
  
    | 
       BX 
     | 
     0Fh | 
    Object | 
      | 
      | 
    BX | 
   
  
    | 
       CX 
     | 
      | 
      | 
      | 
      | 
    CX | 
   
  
    | 
       DX 
     | 
      | 
      | 
      | 
      | 
    DX | 
   
  
    | ES:DI | 
      | 
      | 
    ES:DI | 
   
 Return: DWORD on top of stack is status
Object:
        00h handle is DWORD on top of stack
            timer: is it running?
            pointer: return status of last message
            panel: verify success of last OPEN or APPLY
        02h return status of last msg READ from mailbox (handle on stack)
        03h return status of last msg READ from task's default mailbox
        04h get status of last msg from task's KEYBOARD (task handle on stack)
        05h get status of last msg from task's default KEYBOARD
        06h return whether OBJECTQ is open or not (handle on top of stack)
        07h return whether task's default OBJECTQ is open or not
Note:   If object is a panel object, the status indicates the error code:
            14h ???
            15h ???
            16h invalid panel format
            17h panel file already open
            95h ???
            98h null panel file name |