Untitled

background.html

<html>
	<body>
		<span id="jsonp"><script id="getdata"></script></span>
		<script src="js/functions.js" type="text/javascript"></script>
		<script src="js/main.js" type="text/javascript"></script>
	</body>
</html>

functions.js

function store(id,value) {
	if(value) {
		localStorage.setItem(id,value);
	} else {
		return localStorage.getItem(id);
	}
}

main.js

if(!store('setoptions')) {
	store('option:action','pause');
	store('option:notification','allow');
	store('option:client','uTorrent');
	store('option:limit',0);
	store('setoptions',1);
}
alert(store('setoptions'));