$curl2 = curl_init();
curl_setopt($curl2, CURLOPT_URL,
    "$url");
curl_setopt($curl2, CURLOPT_REFERER, $ref_url);
curl_setopt($curl2, CURLOPT_HEADER,0); 
curl_setopt($curl2, CURLOPT_RETURNTRANSFER, 1);
$data = curl_exec($curl2);
curl_close($curl2);