function socialbookmark(socialbookmarktarget)
{
  thispageurl          = encodeURIComponent(document.location.href);
  thispagetitle        = encodeURIComponent(document.title);
  socialbookmarktarget = socialbookmarktarget.replace(/__url/ig,thispageurl);
  socialbookmarktarget = socialbookmarktarget.replace(/__title/ig,thispagetitle);
  window.open(socialbookmarktarget,'social','');
}