document.oncontextmenu = function () { return false; }
function addBookmark(url, title)
{
  if (!url) url = location.href;
  if (!title) title = document.title;
  //Gecko
  if ((typeof window.sidebar == "object") && (typeof window.sidebar.addPanel == "function")) window.sidebar.addPanel (title, url, "");
  //IE4+
    else if (typeof window.external == "object") window.external.AddFavorite(url, title);
  //Opera7+
    else if (window.opera && document.createElement) {
      var a = document.createElement('A');
      if (!a) return false; //IF Opera 6
        a.setAttribute('rel','sidebar');
        a.setAttribute('href',url);
        a.setAttribute('title',title);
        a.click();
    }
  else return false;
}