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bayareawebpro/askBeforeLeaving.js

Last active January 20, 2020 04:16
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askBeforeLeaving.js
<script>
window.addEventListener('beforeunload', function (e) {
// Cancel the event
e.preventDefault();
// Chrome requires returnValue to be set
e.returnValue = '';
// This message may not be shown to the user / vendor specific message may be used...
window.confirm("Are you sure?");
});
</script>
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