Dim t<br/>rivate Sub Workbook_Open()<br/> t = Timer<br/> Do While Timer - t < 60<br/> DoEvents<br/> Loop<br/> MsgBox "已经超过一分钟没有操作.安全起见。即将关闭!"<br/> ThisWorkbook.Close<br/>End Sub<br/>rivate Sub Workbook_SheetActivate(ByVal Sh As Object)<br/> t = Timer<br/>End Sub<br/>rivate Sub Workbook_SheetChange(ByVal Sh As Object, ByVal Target As Range)<br/> t = Timer<br/>End Sub<br/>rivate Sub Workbook_SheetSelectionChange(ByVal Sh As Object, ByVal Target As Range)<br/> t = Timer<br/>End Sub<br/>rivate Sub Workbook_NewSheet(ByVal Sh As Object)<br/> t = Timer<br/>End Sub<br/>