utd-control-panel/pages/domains.addsubdomain.php

<?PHP

 $sql = 'SELECT domain_id, domain_name FROM domains WHERE domain_enabled = 1 AND user_id = '.UID;
 $res = mysql_query($sql) or mf(__FILE__, __LINE__, $sql);

 if (mysql_num_rows($res) > 0) {
?>
<form name="submd" action="<?PHP echo CP_PATH; ?>domains" method="post" onSubmit="return validateSubdomainForm();">
<input type="hidden" name="action" value="addsub">
<div class="block">
 <h2>Add a new subdomain</h2>
 <div class="innerblock">
  <p class="blurb">
   You can add a new subdomain to any of your existing domains. Subdomains
   are added instantly, and you can use them right away. You will need to
   make sure that the subdomain resolves to the correct IP address.
  </p>
  <table class="form leftpad">
   <tr>
    <td><input type="text" name="subdomain" id="subdomain" class="inflat" style="width: 120px;"></td>
    <td style="width: 10px;">.</td>
    <td>
     <select name="subdomaind" id="subdomaind" class="inflat">
<?PHP

 while ($row = mysql_fetch_array($res)) { 
  if (strpos($row['domain_name'],'*')) { continue; }
  echo '<option value="'.$row['domain_id'].'">'.$row['domain_name'].'</option>';
 }

?>
     </select>
    </td>
    <td style="width:100%;"><span id="subdomainerr" class="validation"></span></td>
   </tr>
   <tr><td colspan="3" style="text-align: right;">
    <input type="submit" value="Add">
   </td></tr>
  </table>
 </div>
</div>
</form>
<?PHP } ?>