For my "image_handler_tools_is_dhtml.php" file from admin/includes/boxes/extra _boxes/ this is all I have...

Should there be more? seems v short for a php file!

<?php
/**
* image_handler_tools_dhtml.php
* call to include IH2 link in admin->tools
*
* @author Tim Kroeger <[email protected]>
* @copyright Copyright 2005-2006 breakmyzencart.com
* @license http://www.gnu.org/licenses/gpl.txt GNU General Public License V2.0
* @version $Id: image_handler_tools_dhtml.php,v 1.1 2006/04/11 22:00:55 tim Exp $
*/

$za_contents[] = array('text' => BOX_TOOLS_IMAGE_HANDLER, 'link' => zen_href_link(FILENAME_IMAGE_HANDLER, '', 'NONSSL'));