$(document).ready(function() {

$(".post-like a").click(function(){

    heart = $(this);

    post_id = heart.data("post_id");

    jQuery.ajax({
        type: "post",
        url: ajax_var.url,
        data: "action=post-like&nonce="+ajax_var.nonce+"&post_like=&post_id="+post_id,
        success: function(count){
            if(count != "already")
            {
                heart.addClass("voted");
                heart.siblings(".count").css({ opacity: 0 }).fadeTo("slow",1).text(count);
            }
        }
    });

    return false;
})

function post_like(){
$nonce = $_POST['nonce'];

if ( ! wp_verify_nonce( $nonce, 'ajax-nonce' ) )
    die ( 'Busted!');

if(isset($_POST['post_like']))
{
    $ip = $_SERVER['REMOTE_ADDR'];
    $post_id = $_POST['post_id'];

    $meta_IP = get_post_meta($post_id, "voted_IP");

    $voted_IP = $meta_IP[0];
    if(!is_array($voted_IP))
        $voted_IP = array();

    $meta_count = get_post_meta($post_id, "votes_count", true);

    if(!hasAlreadyVoted($post_id))
    {
        $voted_IP[$ip] = time();

        update_post_meta($post_id, "voted_IP", $voted_IP);
        update_post_meta($post_id, "votes_count", ++$meta_count);

        echo $meta_count;
    }
    else
        echo "already";
}
exit;}function getPostLikeLink($post_id){

$vote_count = get_post_meta($post_id, "votes_count", true);

if (empty($vote_count)) {$vote_count = 0;}

$output = '<div class="vote"><p class="post-like">';
if(hasAlreadyVoted($post_id))
    $output .= ' <span title="'.__('I like this article', $themename).'" class="qtip like alreadyvoted"></span>';
else
    $output .= '<a href="#" data-post_id="'.$post_id.'">
                <span  title="'.__('I like this article', $themename).'"class="qtip like ">Kool</span>
            </a>';

$output .= '<span class="count">'.$vote_count.'</span></p></div>';

return $output;}