This java script example demonstrates that, whether your browser is online or offline.
<html>
<head>
</head>
<body>
<h1> Check internet connection status </h1>
<script>
function status()
{
if(navigator.onLine)
{
alert("You are Online!")
}
else
{
alert("You are Offline!")
}
}
</script>
<button onclick="status();">check internect connection
status </button>
<br>
<h1> This is refresh code </h1>
<a href="javascript:location.reload(true)">Refresh
Now!</a>
</script>
</body>
</html>
Out put of the above code is :
