var networks = new Array();
networks[1] = "http://www.facebook.com/sharer.php?u={pageurl}&t={pagetitle}";
//        networks[2] = "http://twitter.com/home?status={pageurl}";
networks[2] = "https://twitter.com/share?url={pageurl}&text={pagetitle}&via=ongreening";
networks[3] = "http://plus.google.com/share?url={pageurl}";
//networks[3] = "http://www.google.com/bookmarks/mark?op=edit&bkmk={pageurl}&title={pagetitle}";
networks[4] = "http://www.linkedin.com/shareArticle?mini=true&url={pageurl}&title={pagetitle}";
networks[5] = "mailto:?subject={pagetitle}&body=Visita il sito {pageurl}";

function ShareThis(id) {
    url = networks[id];
    url = url.replace("{pageurl}", encodeURIComponent(window.location.href));
    url = url.replace("{pagetitle}", encodeURIComponent(window.document.title));
    url = url.replace("{mediaurl}", "");
    window.open(url);
}