復制代碼 代碼如下:
<!DOCTYPE html>
<html>
<head>
<script>
function closeIt()
{
return "Any string value here forces a dialog box to /n" +
"appear before closing the window.";
}
window.onbeforeunload = closeIt;
</script>
</head>
<body>
<a href="http://m.survivalescaperooms.com">Click here to navigate to
</a>
</body>
</html>
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