function toggle( targetId ){
  if (document.getElementById){
        target = document.getElementById( targetId );
           if (target.style.display == "none"){
              target.style.display = "";
           } else {
              target.style.display = "none";
           }
     }
} 
function addBookmark(url, title) {
    if (window.sidebar) {
        window.sidebar.addPanel(title, url,"");
    }
    else if( document.all ) {
        window.external.AddFavorite( url, title);
    }
    else {
        return true;
    }
}