//set css classes and text
if ($(".addthis_toolbox").is("span")) {
    $(".addthis_toolbox").addClass("addthis_default_style addthis_16x16_style");
    $(".addthis_toolbox a:first").addClass("addthis_button_compact");
    $(".addthis_toolbox a:first").text("Share");
}

//link set in item
var addThisLink = $(".addthis_button_compact").attr("href");

if (addThisLink) {
    var addthis_config = {
        "data_track_clickback": true,
        services_expanded: 'facebook,twitter,email,delicious,linkedin,xing,studivz,blogger,favoritende,print',
        services_compact: 'facebook,xing,twitter,studivz,email,blogger,delicious,favoritende,linkedin,print'
    };

    includeExtRes(addThisLink);
}

function includeExtRes(file) {
    var script = document.createElement('script');

    script.setAttribute("type", "text/javascript");
    script.setAttribute("src", file);

    document.getElementsByTagName("head")[0].appendChild(script)
}