<body scroll="no" onbeforeunload="return CloseEvent();" onunload="UnLoadEvent()">
<dpi-desktop d-source="menus"></dpi-desktop>
</body>
<script>
var DispClose = true;
function CloseEvent() {
if (DispClose) {
return "是否离开当前页面？";
}
}
function UnLoadEvent() {
DispClose = false;
window.location.reload();
}
</script>