var friendbuzz_external = null;
function friendbuzzShare(text, url) {
      var w = 560;
      var h = 480;
      var l = Math.round((screen.width - w) / 2);
      var t = Math.round((screen.height - h) / 2);
      friendbuzz_external = window.open('http://friendbuzz.net/external?text=' + encodeURIComponent(text) + '&url=' + encodeURIComponent(url), 'friendbuzz_external', 'channelmode=no,directories=no,fullscreen=no,height=' + h + ',left=' + l + ',location=no,menubar=no,resizable=no,scrollbars=yes,status=no,titlebar=yes,toolbar=no,top=' + t + ',width=' + w);
}