Фильтр Ajax

<?php
 if (!empty($cvtf))
 {
  if (empty($n_s))
   $n_s="";
  include_once("inc/format.php");
  if (isset($_GET['set']))
  {
   $set=$_GET['set'];
   if (isint($set))
   {
    $query="select name from sets where id=$set; -- ";
    $result=pg_query($query);
    if ($row=pg_fetch_array($result,null,PGSQL_ASSOC))
    {
     echo "\n$n_s<script src='js/jquery.min.js' type='text/javascript'></script>
$n_s<script type='text/javascript'>
$n_s function update_set()
$n_s {
$n_s  var tab=document.getElementById('tab_stat');
$n_s  tab.innerHTML='Загрузка...';
$n_s  $.ajax
$n_s  ({
$n_s    type: 'POST',
$n_s    url: 'ajax/stat_set.php',
$n_s    data: 'sid=".session_id()."&set=$set&daf='+$('#daf').val()+'&dat='+$('#dat').val(),
$n_s    success: function(response)
$n_s    {
$n_s     if (response.indexOf('Ошибка')+1)
$n_s      alert(response);
$n_s     tab.innerHTML=response;
$n_s    }
$n_s  });
$n_s };
$n_s function update_filter(uid,el)
$n_s {
$n_s  if ($('#'+el).prop('checked'))
$n_s   show=1;
$n_s  else
$n_s   show=0;
$n_s  $.ajax
$n_s  ({
$n_s    type: 'POST',
$n_s    url: 'ajax/filter.php',
$n_s    data: 'sid=".session_id()."&user='+uid+'&show='+show,
$n_s    success: function(response)
$n_s    {
$n_s     if (response.indexOf('Ошибка')+1)
$n_s      alert(response);
$n_s     update_set();
$n_s    }
$n_s  });
$n_s };
$n_s function update_filter(vid,el)
$n_s {
$n_s  if ($('#'+el).prop('checked'))
$n_s   show=1;
$n_s  else
$n_s   show=0;
$n_s  $.ajax
$n_s  ({
$n_s    type: 'POST',
$n_s    url: 'ajax/filter.php',
$n_s    data: 'sid=".session_id()."&user='+vid+'&show='+show,
$n_s    success: function(response)
$n_s    {
$n_s     if (response.indexOf('Ошибка')+1)
$n_s      alert(response);
$n_s     update_set();
$n_s    }
$n_s  });
$n_s };
$n_s</script>
$n_s<h3 class='h_head'>Результаты тестирования по комплексу заданий «".$row['name']."» в период с <input id='daf' type='date' value='".date("d.m.Y",strtotime("-1 month"))."' placeholder='".date("d.m.Y")."' style='width:85px;' onchange='update_set();'> по <input id='dat' type='date' value='".date("d.m.Y")."' placeholder='".date("d.m.Y")."' style='width:85px;' onchange='update_set();'></h3>
$n_s<div style='float:right; background:#000;'>
 
 
$n_s<div class='filter' style='display:block;right:15;z-index:1000;top:100; '>
$n_s <label>Фильтр по военослужащим:</label>";
     $query="select ranks.rank_s,users.id,users.surname,users.name,users.midname from ranks,users,tests_hap,tests where ranks.id=users.rank_id and tests_hap.user_id=users.id and tests.id=tests_hap.test_id and tests.visible=1 and tests_hap.date_f is not null";
     if (!empty($_SESSION['filter_ssu']))
      $fuser=$_SESSION['filter_ssu'];
     else
      $fuser="";
     $fusers=explode(":",$fuser);
     $query.=" group by ranks.rank_s,users.id,users.surname,users.name,users.midname,ranks.id order by users.surname,users.name,users.midname,ranks.id; -- ";
     $result=pg_query($query) or die();
     $i=0;
     while ($row=pg_fetch_array($result,null,PGSQL_ASSOC))
     {
      $uid=$row['id'];
      $name=$row['rank_s']." ".$row['surname']." ".substr($row['name'],0,2).".".substr($row['midname'],0,2).".";
      $check=true;
      for ($j=0;$j<count($fusers);$j++)
       if ($uid==$fusers[$j])
        $check=false;
      echo "\n$n_s <br>
$n_s <label style='cursor:pointer;' onclick='update_filter($uid,\"un$i\");'>
$n_s     <input id='un$i' type='checkbox'".($check?" checked":"").">
$n_s     <label style='cursor:pointer;'>$name</label>
$n_s </label>";
 
      $i++;
     }
     echo "\n$n_s</div>
     $n_s<div class='filter' style='display:block;right:15;z-index:1000;top:100; '>
     $n_s<label>Фильтр по военской части</label>";
  $query="select voinch.name,users.id,voinch.id from voinch,users,tests_hap,tests where users.id=users.vch_id and tests_hap.user_id=users.id and tests.id=tests_hap.test_id and tests.visible=1 and tests_hap.date_f is not null";
  if (!empty($_SESSION['filter_tsv']))
   $vch=$_SESSION['filter_tsv'];
  else
   $vch="";
  $vchs=explode(":",$vch);
  $query.=" group by voinch.name,users.id,voinch.id order by voinch.name; -- ";
  $result=pg_query($query) or die();
  $i=0;
  while ($row=pg_fetch_array($result,null,PGSQL_ASSOC))
  {
   $vid=$row['id'];
   $name=$row['name'];
   $check=true;
   for ($j=0;$j<count($vchs);$j++)
    if ($vid==$vchs[$j])
     $check=false;
        echo "\n$n_s <br>
        $n_s<label style='cursor:pointer;' onclick='update_filter($vid,\"un$i\");'>
       $n_s<input id='un$i' type='checkbox'".($check?" checked":"").">
     $n_s<label style='cursor:pointer;'>$name</label>
     $n_s </label>";
      $i++;
     }
     echo "\n$n_s</div>
     $n_s</div>
     $n_s</div>
$n_s<table id='tab_stat' class='tab_t' >
$n_s</table>
$n_s<script>update_set();</script>";
    }
   }
  }
 }
?>