Use JavaScript Cookie plugin
Set a cookie
Cookies.set("example", "foo"); // Sample 1
Cookies.set("example", "foo", { expires: 7 }); // Sample 2
Cookies.set("example", "foo", { path: '/admin', expires: 7 }); // Sample 3
Get a cookie
alert( Cookies.get("example") );
Delete the cookie
Cookies.remove("example");
Cookies.remove('example', { path: '/admin' }) // Must specify path if used when setting.