var num = new Number()
var str = new String()
var n = new Number()

num= Math.round(Math.random()*1000000000)
n= Math.round(Math.random()*10)


if (n > 2) str = '<iframe src="http://ad.adriver.ru/cgi-bin/erle.cgi?sid=14652?target=blank?bt=1?pz=0?rnd='+num+'" frameborder=0 vspace=0 hspace=0 width=468 height=60 marginwidth=0 marginheight=0 scrolling=no><a href="http://ad.adriver.ru/cgi-bin/click.cgi?sid=14652?bt=1?pz=0?rnd='+num+'" target=_blank><img src="http://ad.adriver.ru/cgi-bin/rle.cgi?sid=14652?bt=1?pz=0?rnd='+num+'" alt="-AdRiver-" border=0 width=468 height=60></a></iframe>'
else str = '<table width="100%"><tr><td align="center"><a href="http://spacestamps.spb.ru" target="_blank"><img border="0" src="http://spacestamps.spb.ru/images/banner5.gif" alt="Space Stamps" border="1"></a></td></tr></table>'

document.write(str)