Const IDABORT = 3
Const IDCANCEL = 2
Const IDCONTINUE = 5
Const IDIGNORE = 5
Const IDNO = 7
Const IDOK = 1
Const IDRETRY = 4
Const IDTRYAGAIN = 4
Const IDYES = 6
Const MB_ABORTRETRYIGNORE$ = $2
Const MB_CANCELTRYCONTINUE$ = $2
Const MB_HELP$ = $4000
Const MB_OK$ = $0
Const MB_OKCANCEL$ = $1
Const MB_RETRYCANCEL$ = $5
Const MB_YESNO$ = $4
Const MB_YESNOCANCEL$ = $3
Const MB_ICONASTERISK$ = $40
Const MB_ICONERROR$ = $10
Const MB_ICONEXCLAMATION$ = $30
Const MB_ICONHAND$ = $10
Const MB_ICONINFORMATION$ = $40
Const MB_ICONQUESTION$ = $20
Const MB_ICONSTOP$ = $10
Const MB_ICONWARNING$ = $30
Const MB_DEFBUTTON1$ = $0
Const MB_DEFBUTTON2$ = $100
Const MB_DEFBUTTON3$ = $200
Const MB_DEFBUTTON4$ = $300
Const MB_APPLMODAL$ = $0
Const MB_SYSTEMMODAL$ = $1000
Const MB_TASKMODAL$ = $2000
Const MB_DEFAULT_DESKTOP_ONLY$ = $20000
Const MB_RIGHT$ = $80000
Const MB_RTLREADING$ = $100000
Const MB_SETFOREGROUND$ = $10000


wert = MessageBox(0,"Was soll ausgegeben werden?","..::Frage::..",MB_YESNO$)

Select wert
Case  IDYES
Print "Ja!"

Case IDNO
Print "Nein!

End Select

WaitKey