function checkOnline($domain) {   $curlInit = curl_init($domain);
   curl_setopt($curlInit,CURLOPT_CONNECTTIMEOUT,10);
   curl_setopt($curlInit,CURLOPT_HEADER,true);
   curl_setopt($curlInit,CURLOPT_NOBODY,true);
   curl_setopt($curlInit,CURLOPT_RETURNTRANSFER,true);


   //get answer
   $response = curl_exec($curlInit);


   curl_close($curlInit);
   if ($response) return true;
   return false;
}