var bookmarkTitle;
var bookmarkUrl;

function createBookmark() {
  if (window.sidebar) { // Mozilla Firefox Bookmark
    window.sidebar.addPanel(bookmarkTitle, bookmarkUrl+"/?bookmark", "")
  } else if (window.external) { // IE Favorite
    window.external.AddFavorite(bookmarkUrl+"/?bookmark", bookmarkTitle)
  }
  else if (window.opera && window.print) { // Opera Hotlist
    return true;
  }
}