$purl = 'http://www.bing.com/webmaster/ping.aspx?siteMap='.urlencode($url);
$rping = vbseo_query_http($purl);
$vbseo_stat['pinglive'] = strstr($rping, 'Thanks for');

Burada 'pinglive' yerine 'pingbing' olmasi gerekmiyormu ?

$purl = 'http://www.bing.com/webmaster/ping.aspx?siteMap='.urlencode($url);
$rping = vbseo_query_http($purl);
$vbseo_stat['pingbing'] = strstr($rping, 'Thanks for');