<script>
function window.onbeforeunload(){
with(window.event)
if(clientY<0&&clientX>document.body.clientWidth||altKey)
alert("关闭")
else
alert("刷新"+window.location.href)
}
</script>
function window.onbeforeunload(){
with(window.event)
if(clientY<0&&clientX>document.body.clientWidth||altKey)
alert("关闭")
else
alert("刷新"+window.location.href)
}
</script>

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