var trackingURLBase     = "http://kuchikomi.rsssuite.jp/";
var permalink           = escape(location.href);
var referer             = escape(document.referrer);
if (referer == "" || permalink == "" || referer == permalink) {
    var rsssuiteTrackingURL = trackingURLBase + "img/spacer.gif";
} else {
    var rsssuiteTrackingURL = trackingURLBase + "js/tracking_sign.js?permalink=" + permalink + "&referer=" + referer;
}