<body oncontextmenu="window.event.returnValue=false" onkeypress="window.event.returnValue=false" onkeydown="window.event.returnValue=false" onkeyup="window.event.returnValue=false" ondragstart="window.event.returnValue=false" onselectstart="event.returnValue=false"> ... </body>
<body oncontextmenu="return false" ondragstart="return false" onselectstart ="return false" onselect="document.selection.empty()" oncopy="document.selection.empty()" onbeforecopy="return false"onmouseup="document.selection.empty()">
<script language=“javascript”><!--if (self!=top){top.location=self.location;}-->< /script>
<frameset> <frame src="你要保密的文件的URL"> </frameset>
<input style="ime-mode:disabled">
oncontextmenu="return false" ondragstart="return false" onselectstart="return false" scroll="auto"
<meta http-equiv="Expires" CONTENT="0"> <meta http-equiv="Cache-Control" CONTENT="no-cache"> <meta http-equiv="Pragma" CONTENT="no-cache">