Private Sub UserForm_Activate()
If Application.Wait(Now + TimeValue("0:00:05")) Then Call Scroll
End Sub
Sub Scroll()
Dim x, i, j
x = "abcdef...."
For i = 0 To Len(x)
UserForm1.Caption = Mid(x, i + 1) & Left(x, i)
For j = 1 To 10 ^ 7 '延时
Next j
Next i
End Sub