so lo que quieres es personalizar tus mensajes crea que propia caja de mensajes
* MessageBox() Flags
#DEFINE MB_OK 0
#DEFINE MB_OKCANCEL 1
#DEFINE MB_ABORTRETRYIGNORE 2
#DEFINE MB_YESNOCANCEL 3
#DEFINE MB_YESNO 4
#DEFINE MB_RETRYCANCEL 5
*| icons
#DEFINE MB_ICONSTOP 16
#DEFINE MB_ICONQUESTION 32
#DEFINE MB_ICONEXCLAMATION 48
#DEFINE MB_ICONINFORMATION 64
#DEFINE MB_USERICON 128
*| default buttons
#DEFINE MB_DEFBUTTON1 0
#DEFINE MB_DEFBUTTON2 256 && &H100
#DEFINE MB_DEFBUTTON3 512 && &H200
#DEFINE MB_DEFBUTTON4 768 && &H300
*| modality
#DEFINE MB_APPLMODAL 0
#DEFINE MB_SYSTEMMODAL 4096 && &H1000
#DEFINE MB_TASKMODAL 8192 && &H2000
#DEFINE MB_HELP 16384 && &H4000 -- Help Button
*| misc
#DEFINE MB_NOFOCUS 32768 && &H8000
#DEFINE MB_SETFOREGROUND 65536 && &H10000
#DEFINE MB_DEFAULT_DESKTOP_ONLY 131072 && &H20000
*| positioning
#DEFINE MB_TOPMOST 262144 && &H40000
#DEFINE MB_RIGHT 524288 && &H80000
#DEFINE MB_RTLREADING 1048576 && &H100000
*| notif.
#DEFINE MB_SERVICE_NOTIFICATION 2097152 && &H200000
#DEFINE MB_SERVICE_NOTIFICATION_NT3X 262144 && &H40000
*| masks
#DEFINE MB_TYPEMASK 15
#DEFINE MB_ICONMASK 240 && &HF0
#DEFINE MB_DEFMASK 3840 && &HF00
#DEFINE MB_MODEMASK 12288 && &H3000
#DEFINE MB_MISCMASK 49152 && &HC000
DECLARE INTEGER MessageBox IN user32 As MsgBox;
INTEGER hwnd,;
STRING lpText,;
STRING lpCaption,;
INTEGER wType
DECLARE INTEGER GetActiveWindow IN user32
hwnd = GetActiveWindow()
*!* ? MsgBox (0, "Message Text", "Message Caption",;
*!* MB_ABORTRETRYIGNORE + MB_ICONEXCLAMATION +;
*!* MB_DEFBUTTON3 + MB_SYSTEMMODAL)
MsgBox (0, "Message Text11","Message Caption", MB_ICONQUESTION +;
MB_DEFBUTTON3 + MB_SYSTEMMODAL)
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