function google_ad_wrap_a(google_ad, text, cls)
{
  return '<span class='+cls+'><a class='+cls+' href="' + google_ad.url + '" onmouseover="window.status=\''
         + google_ad.visible_url + '\'; return true;" onmouseout="window.status=\'\'" >' +
         text + '</a></span>';
}

function google_ad_request_done(google_ads) 
{
  if (google_ads.length < 1)
    return;

  var elt = document.getElementById(ad_unit_target);
    
  var txt = "";
  
  if (google_info.feedback_url)
    txt += "<span class='ads'><a href='"+google_info.feedback_url+"' class='ads'>Ads by Google</a></span>";

  if (google_ads[0].type == 'text')
  {
    var i;
    for (i=0; i<google_ads.length; i++)
    {
      txt += google_ad_wrap_a(google_ads[i], google_ads[i].line1, 'h2');
      txt += "<span class=h3>"+
        google_ads[i].line2+' '+google_ads[i].line3
        +"</span>";
       
      txt += google_ad_wrap_a(google_ads[i], google_ads[i].visible_url, 'site');
    }
  }
  
  elt.innerHTML = txt;
}