function display(id, way){
  document.getElementById(id).style.display=way;
}

function doConfirm(m,u){
  if(confirm(m))
    location.href=u;
}

function switchview(id){
  if(document.getElementById(id)){
    a=document.getElementById(id);

    if(a.style.display!='none'){
      a.style.display='none';
    }
    else{
      a.style.display='block';
    }
  }
}