var ads = '';
ads += '<'+'a href="http://adserver.o2.pl/rdr.php?id_url=190587" target';
ads += '="_blank"><'+'img src="http://f.o2.pl/frd41/b0359e90000e8f6c4c0';
ads += 'f3f06/banner_herosi.jpg/" border="0" height="300" width="940';
ads += '"><'+'/a>';
document.write(ads);