function addBookmark(linkUrl,linkTitle)
{
   // Check for Netscape browser and prompt to use Ctrl+D
   if (navigator.appName.indexOf("Netscape") != -1)
   {
      alert('Please press Ctrl+D to bookmark this page');
   }
   // Check if AddFavorite function is available and prompt if not
   else if ((typeof window.external == 'undefined') || (typeof window.external.AddFavorite == 'undefined'))
   {
      alert('Unable to add automatic bookmark. Please bookmark the page manually.')
   }
   // If AddFavorite function is available call it
   else
   {
      window.external.AddFavorite(linkUrl,linkTitle);
   }
}