<!DOCTYPE html>
<html>
<head>
<?php
include("baglan.php");

if($_GET['id'])
{
    $id = intval($_GET['id']);
}
?>                          
<script>
function Sahiplendir(str) 
{
    window.location.assign("sahip.php?id="+str)
}
</script>

<div class="form-group">
  <label for="SahipCat">Kategori aDI</label>
  <select name="ss" id="ss" onchange="Sahiplendir(this.value)">
       <option>Kategori Seç</option>  

        <?php 
        $baglan= mysql_query("select * from sahipkategori order by id asc");

        while($veri=mysql_fetch_array($baglan))
        {
        ?>
            <option value="<?php echo $veri['id'];?>"><?php echo $veri['sahip_cat_adi'];?></option>
        <?php 
        }
        ?>

    </select>
</div>
<div class="form-group">
    <label for="SahipSubCat">Alt Kategori Adı</label>
    <select name="bb" id="bb">
       <option>Kategori Seç</option>  
         <?php 
         $baglan= mysql_query("select * from sahipkategori where sahip_ust_kategori_id='$id' order by id asc"); 
         while($veri=mysql_fetch_array($baglan))
         {
         ?>
         <option value="<?php echo $veri['id'];?>"><?php echo $veri['sahip_cat_adi'];?></option>
         <?php 
         } 
         ?>
    </select>
</div>
</body>
</html>