<?php
if ($_SESSION['dostup'] !='a' &&  $_SESSION['dostup'] !='e')die('Кыш');
switch(@$_POST['act']) {

    case 'del_cat':	
		$db->del_id ( 'pages', $_POST['id'] ); 
    break;

    case 'del_img':

		unset( $a );
		$a['id'] = $_POST['id'];
		$img = $db -> get_val( 'pages', $a, 'img' );
		unlink(MYDIR . '/img/pages_cat/' . $img . '.jpg');
		$db->free_sql('UPDATE `pages` SET `img` = NULL WHERE `id` = ' . $_POST['id'] . ';');
		echo 1;
    break;

default:
}