<div id="searchform">
<form method="post">
<input type="text" name="phone" />
  <button type="submit" id="search-submit" class="button" name="btn">Ok</button>  
</form>
</div>
<?php
$___notjson = 1;
$config['smtp_username'] = 'test@yandex.ru'; //Смените на имя своего почтового ящика.
$config['smtp_port'] = '465'; // Порт работы. Не меняйте, если не уверены.
$config['smtp_host'] = 'smtp.yandex.ru'; //сервер для отправки почты
$config['smtp_password'] = 'password'; //пароль
$config['smtp_charset'] = 'UTF-8'; //кодировка сообщений.
$config['smtp_from'] = 'TEST'; //Ваше имя - или имя Вашего сайта. Будет показывать при прочтении в поле "От кого"
$message= 'Привет! Проверка связи!'
   
   
function smtpmail($mail_to, $subject, $message, $headers='') {
         global $config;
         $SEND =   "Date: ".date("D, d M Y H:i:s") . " UT\r\n";
         $SEND .=   'Subject: =?'.$config['smtp_charset'].'?B?'.base64_encode($subject)."=?=\r\n";
         if ($headers) $SEND .= $headers."\r\n\r\n";
         else
         {
                 $SEND .= "Reply-To: ".$config['smtp_username']."\r\n";
                 $SEND .= "MIME-Version: 1.0\r\n";
                 $SEND .= "Content-Type: text/plain; charset=\"".$config['smtp_charset']."\"\r\n";
                 $SEND .= "Content-Transfer-Encoding: 8bit\r\n";
                 $SEND .= "From: \"".$config['smtp_from']."\" <".$config['smtp_username'].">\r\n";
                 $SEND .= "To: $mail_to <$mail_to>\r\n";
                 $SEND .= "X-Priority: 3\r\n\r\n";
         }
         $SEND .=  $message."\r\n";
          if( !$socket = fsockopen($config['smtp_host'], $config['smtp_port'], $errno, $errstr, 30) ) {
               return false;
          }
   
             if (!server_parse($socket, "220", __LINE__)) return false;
   
             fputs($socket, "HELO " . $config['smtp_host'] . "\r\n");
             if (!server_parse($socket, "250", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, "AUTH LOGIN\r\n");
             if (!server_parse($socket, "334", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, base64_encode($config['smtp_username']) . "\r\n");
             if (!server_parse($socket, "334", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, base64_encode($config['smtp_password']) . "\r\n");
             if (!server_parse($socket, "235", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, "MAIL FROM: <".$config['smtp_username'].">\r\n");
             if (!server_parse($socket, "250", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, "RCPT TO: <" . $mail_to . ">\r\n");
   
             if (!server_parse($socket, "250", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, "DATA\r\n");
   
             if (!server_parse($socket, "354", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, $SEND."\r\n.\r\n");
   
             if (!server_parse($socket, "250", __LINE__)) {
                fclose($socket);
                return false;
             }
             fputs($socket, "QUIT\r\n");
             fclose($socket);
             return TRUE;
}
   
function server_parse($socket, $response, $line = __LINE__) {
         global $config;
     while (substr($server_response, 3, 1) != ' ') {
         if (!($server_response = fgets($socket, 256))) {
                   return false;
                 }
     }
     if (!(substr($server_response, 0, 3) == $response)) {
                   return false;
         }
     return true;
}
   
  ?>