Local storage

<html>
<head>
<title>
Test Local storage
</title>
</head>
<body>
Hello guys..
<script>
var isLoggedIn=localStorage.getItem('isLoggedIn');

if(isLoggedIn=='1')
{
  document.write('welcome...');
}

localStorage.setItem('isLoggedIn','1');
//to remove item
//localStorage.removeItem('isLoggedIn');
</script>
<body>
</html>