function showhide(id,linkid){
  if (document.getElementById){
    obj = document.getElementById(id);
    linkobj = document.getElementById(linkid);
    if (obj.style.display == "none"){
      obj.style.display = "block";
      linkobj.innerHTML = "« fewer";
    } else {
      obj.style.display = "none";
      linkobj.innerHTML = "more »";
    }
  }
}