var u=s.parentNode.dataset.piwikurl;
_paq.push(['setTrackerUrl', u+'piwik.php']);
_paq.push(['setSiteId', s.parentNode.dataset.piwiksite]);
var u=s.parentNode.dataset.piwikurl;
_paq.push(['setTrackerUrl', u+'piwik.php']);
_paq.push(['setSiteId', s.parentNode.dataset.piwiksite]);