function countThreeSeconds() {
return $.Deferred(function(def){
var counter = 0,
timer = setInterval(function () {
if (counter == 3) {
console.log("All done. That was three seconds.");
window.clearInterval(timer);
def.resolve();
} else {
console.log("Not there yet. Counter at: " + counter);
def.notify(counter);
}
counter++;
}, 1000);
}).promise();
}