Конвертация PHP кода в Javascript

<?php 
// скопируйте содержимое https://github.com/plohoyav/php_curl_parser_saytov/blob/master/url.php 
// в файл url.php 
require 'url.php'; 
  
if (!isset($_POST['number'])) { 
    $n = nget('http://serj.ws/salyk'); 
    preg_match_all('/\<img\ src\=\"(\/sec\.php[^\"]*)\"/', $n, $o); 
    preg_match('/checksum\"\ value\=\"(.*)\"/ismU', $n, $m); 
    nget('http://serj.ws'.str_replace("&amp;","&",$o[1][0]),['ref'=>'http://serj.ws/salyk','save'=>'1.png']); 
    nget('http://serj.ws'.str_replace("&amp;","&",$o[1][1]),['ref'=>'http://serj.ws/salyk','save'=>'2.png']); 
    ?> 
      
    <form id="fileform" method="POST"> 
    <span class="textnumber">ИИН:&nbsp;</span><br> 
    <input type="text" value="940314300459" name="number" value="" class="inputnumber" maxlength="12" autocomplete="off"><br> 
    <img src="1.png"> 
    <img src="2.png"><br> 
    <input id="code" name="code" type="text" class="inputcode" maxlength="6" autocomplete="off"><br> 
    <input type="submit" value="Поиск" id="reg_submit_button"> 
    <input type="hidden" name="checksum" value="<?php echo $m[1]; ?>"> 
    <input type="hidden" name="do" value="salyk"> 
    </form>  
      
    <?php 
} else { 
    $n = nget('http://serj.ws/salyk', ['multi'=>$_POST]); 
    file_put_contents("ot",$n); 
    preg_match('/\<div\ class\=\"otvetkt\"\>(.*)\<\/div\>/ismU',$n,$o); 
    echo $o[1]; 
} 
?>

<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.js" type="text/javascript"></script> 
<script> 
$(document).ready(function() { 
    $.get( "http://serj.ws/salyk", function( data ) { 
      $( ".result" ).html( data ); 
      alert( "Load was performed." ); 
    }); 
}); 
</script> 
<div class="result">&nbsp;</div>