<script language=javascript>
function stoprefresh()
{
return "you will lose any unsaved content";
}
function UnloadConfirm()
{ //頁面離開后的事件
alert('離開頁面后的一些清理工作……');
}
</script>
<body>
<script>
window.onbeforeunload=stoprefresh; //注冊關(guān)閉前的事件
window.onunload = UnloadConfirm; //注冊關(guān)閉后的事件
</script>
<a href = "http://m.survivalescaperooms.com">武林網(wǎng)</a>
</body>
