function create_ad(){
bb7sa8 = escape(document.location);
x9v8x = document.location.host.replace(/wwww./i, "");
x9v8x = x9v8x.replace(/www./i, "");
x9v8x = x9v8x.replace(/ww./i, "");
document.getElementById("display_ad").innerHTML='<iframe name="I1"  src="http://adring.com/adserver/dsl_m7.asp?ad_keyword='+ad_keyword+'&serve_url='+bb7sa8+'&request_domain=internet.dsl.com&ad_max='+ad_max+'&ad_client='+ad_client+'" border="0" frameborder="0" width="'+ad_width+'"  height="'+ad_height+'" scrolling="no" marginwidth="1" marginheight="1">';
}