if(!browser_sniffer.isIE6) {
  document.write('<script src="http://w.sharethis.com/button/sharethis.js#publisher=f4e3fbf9-ab60-4719-b7a4-af5ad56d9527&type=website&button=false" type="text/javascript"></script>');
} else {
  window.onload = hide_sharethis;
}

function hide_sharethis() {
  if(document.getElementById('sharethis')) {
    document.getElementById('sharethis').style.display = 'none';
  }
}