HTML DOM onLine Property
 Complete Navigator Object Reference
Definition and Usage
The onLine property returns a Boolean value that specifies whether the system
is in offline mode.
Note: In IE 4+ the user can choose to work offline by selecting
File/Work Offline in the browser. When Work Offline is selected, the system
enters an offline state, and content is read from the cache.
Syntax
Example
<html>
<body>
<script type="text/javascript">
document.write("<p>OnLine: ")
document.write(navigator.onLine + "</p>")
</script>
</body>
</html>
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Complete Navigator Object Reference
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