<script>
UA=navigator.userAgent;
is360se = UA.toLowerCase().indexOf('360se')>-1 ? true : false;
alert(is360se);
</script>
<script language=javascript>
function stoprefresh()
{
return "you will lose any unsaved content";
}
function UnloadConfirm()
{ //頁(yè)面離開后的事件
alert('離開頁(yè)面后的一些清理工作……');
}
</script>
<body>
<script>
window.onbeforeunload=stoprefresh; //注冊(cè)關(guān)閉前的事件
window.onunload = UnloadConfirm; //注冊(cè)關(guān)閉后的事件
</script>
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</body>