if($show_option_all_included)
{
$show_option_all = apply_filters( 'list_cats', $show_option_all_included );
$selected = ( '0' === strval($r['selected']) ) ? " selected='selected'" : '';
$vals = '';
foreach($categories as $cat)
$vals .= $cat->term_id.',';
$vals = substr($vals, 0, -1);
$output .= "\t<option value='$vals'$selected>$show_option_all</option>\n";
}