function gemius(gemius_uc) {
  gemius_identifier = new String(gemius_uc);
  gemius_href=new String(document.location);
  if (document.referrer) {
  	gemius_ref = new String(document.referrer); 
  }
  else {
  	gemius_ref = ""; 
  }
  if(typeof(Error)!='undefined') {
  	eval("try { if (typeof(top.document.referrer)=='string') { gemius_ref = top.document.referrer } } catch(gemius_ex) {}");
  }
  iname = new String('id='+gemius_identifier+';ref='+escape(gemius_ref.substring(0,299))+';href='+escape(gemius_href.substring(0,299))+';');
  document.write('<div style="position:absolute; left:-500px; top:-500px;"><iframe src="http://hu.hit.gemius.pl/gemiusaudience.html" name="'+iname+'" width="1" height="1" frameborder="0" scrolling="no"></iframe></div>');
}