// statistics
  var width = null;
  var height = null;

  var statistics_referer    = 'referer=' + escape(window.document.referrer);
  var statistics_url        = 'url=' + escape(window.location.pathname);
  var statistics_resolution = 'resolution=n/a';

// for NN4 and IE4
// Testing this first prevents firing the slow Java of NN4
  if(window.screen){
    statistics_resolution = 'resolution=' + window.screen.width + 'x' + window.screen.height;
  }

  img = new Image();
  img.src = '/statistics.png?' + statistics_referer + '&' + statistics_url + '&' + statistics_resolution;