register vote

gistfile1.js

function registerVote(star, postUrl) {
        var votedImage = $(".active img");
        // If the user didn't vote yet, then we can register the vote
        if (votedImage.data("vote") === null || votedImage.data("vote") === undefined) {
            $(".carousel-vote-title").text("Submitting your vote...");
            $.ajax({
                type: 'POST',
                url: postUrl,
                data: '{"imageId":"' + votedImage.attr("id") + '", "rating":"' + star.attr("id") + '"}',
                contentType: "application/json; charset=utf-8",
                success: function (msg) {
                    votedImage.data("vote", msg);
                    preloadRating();
                },
                error: function () {
                    alert("Ooops, an error has occurred. Please try again and if the problem persists... well it's just a proof of concept app, what did you expect?");
                    resetStarContainer();
                    return false;
                }
            });
        }
    }