document.write('<iframe src="http://ujoin.net/ad_display.php?pubid=' + ujoin_ad_client + '&ujoin_url=' + window.location.href+'&resolution=' + screen.width +'x' + screen.height + '" marginwidth="0" marginheight="0" vspace="0" hspace="0" frameborder="0"  allowtransparency="true" scrolling="no" width="'+ujoin_ad_width+'px" height="'+ujoin_ad_height+'px"></iframe>');