function sendCurl($url)
{
       $ch = curl_init();  
       curl_setopt($ch,CURLOPT_URL,$url);  
       curl_setopt($ch,CURLOPT_HEADER,0);  
       curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1 );  
       curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 10);  
       $res = curl_exec($ch);  
       curl_close($ch);  
       $json_obj = json_decode($res,true); 
       return $json_obj;
}