function fbs_click() {
   u=location.href;
   t=document.title;
   window.open(
      "http://www.facebook.com/sharer.php?u="+encodeURIComponent(u)+"&t="+encodeURIComponent(t),
      "sharer",
      "toolbar=0,status=0,width=626,height=436");
   return false;
}