nansenat16/stop_countback.html

## stop_countback.html
<html>
<head>
  <script type="text/javascript" src="http://code.jquery.com/jquery-1.10.1.min.js"></script>
	<script type="text/javascript">
	var count=0;
	$(window).blur(function(){
		console.log('out');
		$('#msg').data('where','out');
	});

	$(window).focus(function(){
		console.log('in');
		$('#msg').data('where','in');
	});

	setInterval(function(){
		if($('#msg').data('where')=='in'){
			$('#msg').text(count);
			count=count+1;
		}
	},1000);

	// you can stop blur on develop console
	// $(window).off('blur')

	</script>
</head>
<body>
<div id="msg" data-where="in" style="width:100px;height:100px;background-color:green;color:red;font-size:40pt;"></div>
</body>
</html>
	<html>
	<head>
	<script type="text/javascript" src="http://code.jquery.com/jquery-1.10.1.min.js"></script>
	<script type="text/javascript">
	var count=0;
	$(window).blur(function(){
	console.log('out');
	$('#msg').data('where','out');
	});

	$(window).focus(function(){
	console.log('in');
	$('#msg').data('where','in');
	});

	setInterval(function(){
	if($('#msg').data('where')=='in'){
	$('#msg').text(count);
	count=count+1;
	}
	},1000);

	// you can stop blur on develop console
	// $(window).off('blur')

	</script>
	</head>
	<body>
	<div id="msg" data-where="in" style="width:100px;height:100px;background-color:green;color:red;font-size:40pt;"></div>
	</body>
	</html>