@ -4800,6 +4800,9 @@
return $rel_url;
} else if (strpos($rel_url, "://") !== false) {
} else if (strpos($rel_url, "//") === 0) {
# protocol-relative URL (rare but they exist)
} else if (strpos($rel_url, "/") === 0)
{
$parts = parse_url($url);