if (typeof maxads === 'undefined') {
    var maxads=0;
}
maxads = maxads+1;

if(maxads<3){
var parentpos;
if ( window.location === window.top.location ) { parentpos=window.location + "#(referrer)[" + document.referrer + "]"; } else { parentpos=window.location + "#(parent_location)[" + document.referrer + "]#(referrer)[" + parent.window.document.referrer + "]"; }
document.write('<iframe src="http://ro2.biz/ad.php?zone=239269&w=300&h=250&rf='+encodeURIComponent(parentpos)+'" name="ro2bizadtag" title="ro2bizadtag" scrolling="no" border="0" frameborder="0" width="300" height="250"></iframe>');
}