<script>

YUI().use('cookie', 'console', function (Y) {

//used just to show logging output

(new Y.Console({style: 'block'})).render('.example');

var currentValue = Y.Cookie.get("example");

Y.log("Cookie's current value is '" + currentValue + "'");

var newValue = "yui" + Math.round(Math.random() * Math.PI * 1000);

Y.log("Setting cookie's value to '" + newValue + "'");

Y.Cookie.set("example", newValue);

});

</script>