Private Sub CommandButton1_Click()
Sheet1.Select
ActiveWindow.SelectedSheets.PrintPreview
End Sub
Sub Print_Click()
check = MsgBox("Ban co chac chan muon in trang nay?", vbOKCancel, "Xac nhan in")
If check = 1 Then
ActiveWindow.SelectedSheets.PrintOut Copies:=1, Collate:=True
Else
Exit Sub
End If
End Sub