新建立类模块: Option Explicit Declare Function SetWindowPos()Function SetWindowPos& Lib "user32" (ByVal hwnd As Long, ByVal hWndInsertAfter As Long, ByVal X As Long, ByVal Y As Long, ByVal cx As Long, ByVal cy As Long, ByVal wFlags As Long) Private Sub Form_load()Sub Form_load()Dim rtn '让窗口在顶层 rtn = SetWindowPos(Me.hwnd, -1, 0, 0, 0, 0, 3) '取消窗口在顶层 'rtn = SetWindowPos(F_V.hwnd, -2, 0, 0, 0, 0, 3)End Sub