Первый раз в жизни связалась с интернет-магазином. Подскажите, плз, на что обратить внимание? (Нович - [VM1] Установка и обновление

<?php
if( !defined( '_VALID_MOS' ) && !defined( '_JEXEC' ) ) die( 'Direct Access to '.basename(__FILE__).' is not allowed.' );
/**
* The configuration file for VirtueMart
*
* @package VirtueMart
* @subpackage core
* @copyright Copyright (C) 2004-2008 soeren - All rights reserved.
* @license http://www.gnu.org/copyleft/gpl.html GNU/GPL, see LICENSE.php
* VirtueMart is free software. This version may have been modified pursuant
* to the GNU General Public License, and as distributed it includes or
* is derivative of works licensed under the GNU General Public License or
* other free or open source software licenses.
* See /administrator/components/com_virtuemart/COPYRIGHT.php for copyright notices and details.
*
* http://virtuemart.net
*/

global $mosConfig_absolute_path,$mosConfig_live_site;
if( !class_exists( 'jconfig' )) {
	$global_lang = $GLOBALS['mosConfig_lang'];
	
	@include( dirname( __FILE__ ).'/../../../configuration.php' );
	
	$GLOBALS['mosConfig_lang'] = $mosConfig_lang = $global_lang;
}
// Check for trailing slash
if( $mosConfig_live_site[strlen( $mosConfig_live_site)-1] == '/' ) {
	$app = '/';
}
else {
	$app = '/';
}
// these path and url definitions here are based on the Joomla! Configuration
define( 'URL', 'http://onesee.ru/' );
define( 'SECUREURL', 'http://onesee.ru/' );

if ( @$_SERVER['HTTPS'] == 'on' ) {
	define( 'IMAGEURL', SECUREURL .'components/com_virtuemart/shop_image/' );
} else {
	define( 'IMAGEURL', URL .'components/com_virtuemart/shop_image/' );
}
define( 'VM_THEMEPATH', $mosConfig_absolute_path.'/components/com_virtuemart/themes/ja-mesolite/' );
define( 'VM_THEMEURL', $mosConfig_live_site.'/components/com_virtuemart/themes/ja-mesolite/' );

define( 'COMPONENTURL', URL .'administrator/components/com_virtuemart/' );
define( 'ADMINPATH', $mosConfig_absolute_path.'/administrator/components/com_virtuemart/' );
define( 'CLASSPATH', ADMINPATH.'classes/' );
define( 'PAGEPATH', ADMINPATH.'html/' );
define( 'IMAGEPATH', $mosConfig_absolute_path.'/components/com_virtuemart/shop_image/' );

define('PSHOP_IS_OFFLINE', '');
define('PSHOP_OFFLINE_MESSAGE', 'Our Shop is currently down for maintenance. Please check back again soon.');
define('USE_AS_CATALOGUE', '');
define('VM_TABLEPREFIX', 'vm');
define('VM_PRICE_SHOW_PACKAGING_PRICELABEL', '1');
define('VM_PRICE_SHOW_INCLUDINGTAX', '');
define('VM_PRICE_ACCESS_LEVEL', 'Public Frontend');
define('VM_REGISTRATION_TYPE', 'NORMAL_REGISTRATION');
define('VM_BROWSE_ORDERBY_FIELD', 'product_name');
define('VM_GENERALLY_PREVENT_HTTPS', '1');
define('VM_SHOW_REMEMBER_ME_BOX', '');
define('VM_REVIEWS_MINIMUM_COMMENT_LENGTH', '100');
define('VM_REVIEWS_MAXIMUM_COMMENT_LENGTH', '2000');
define('VM_SHOW_PRINTICON', '1');
define('VM_SHOW_EMAILFRIEND', '1');
define('PSHOP_PDF_BUTTON_ENABLE', '1');
define('VM_REVIEWS_AUTOPUBLISH', '1');
define('VM_PROXY_URL', '');
define('VM_PROXY_PORT', '');
define('VM_PROXY_USER', '');
define('VM_PROXY_PASS', '');
define('VM_ONCHECKOUT_SHOW_LEGALINFO', '');
define('VM_ONCHECKOUT_LEGALINFO_SHORTTEXT', 'Returns Policy

You can cancel this order within two weeks after we have received it.
You can return new, unopened items from a cancelled order within 2 weeks after they have been 
delivered to you. Items should be returned in their original packaging.
For more information on cancelling orders and returning items, see the Our Returns Policy page.');
define('VM_ONCHECKOUT_LEGALINFO_LINK', '');
define('ENABLE_DOWNLOADS', '');
define('DOWNLOAD_MAX', '3');
define('DOWNLOAD_EXPIRE', '432000');
define('ENABLE_DOWNLOAD_STATUS', 'C');
define('DISABLE_DOWNLOAD_STATUS', 'X');
define('DOWNLOADROOT', '/home/user***/data/www/onesee.ru');
define('VM_DOWNLOADABLE_PRODUCTS_KEEP_STOCKLEVEL', '1');
define('_SHOW_PRICES', '1');
define('ORDER_MAIL_HTML', '1');
define('HOMEPAGE', 'shop.index');
define('CATEGORY_TEMPLATE', 'managed');
define('FLYPAGE', 'flypage.tpl');
define('PRODUCTS_PER_ROW', '1');
define('ERRORPAGE', 'shop.error');
define('NO_IMAGE', 'noimage.gif');
define('DEBUG', '');
define('SHOWVERSION', '1');
define('TAX_VIRTUAL', '1');
define('TAX_MODE', '1');
define('MULTIPLE_TAXRATES_ENABLE', '');
define('PAYMENT_DISCOUNT_BEFORE', '');
define('PSHOP_ALLOW_REVIEWS', '1');
define('PSHOP_AGREE_TO_TOS_ONORDER', '');
define('SHOW_CHECKOUT_BAR', '1');
define('CHECK_STOCK', '');
define('ENCODE_KEY', 'd37e4f3d4cdd74aa4d4e06fa6fe4d460');
define('NO_SHIPPING', '');
define('NO_SHIPTO', '');
define('AFFILIATE_ENABLE', '');
define('PSHOP_ALLOW_FRONTENDADMIN_FOR_NOBACKENDERS', '');
define('PSHOP_IMG_RESIZE_ENABLE', '1');
define('PSHOP_IMG_WIDTH', '120');
define('PSHOP_IMG_HEIGHT', '120');
define('PSHOP_COUPONS_ENABLE', '1');
define('PSHOP_SHOW_PRODUCTS_IN_CATEGORY', '1');
define('PSHOP_SHOW_TOP_PAGENAV', '1');
define('PSHOP_SHOW_OUT_OF_STOCK_PRODUCTS', '1');
define('VM_CURRENCY_CONVERTER_MODULE', 'convertECB.php.svn-base');
define('VM_CONTENT_PLUGINS_ENABLE', '');
define('VM_ENABLE_COOKIE_CHECK', '1');
define('VM_FEED_ENABLED', '1');
define('VM_FEED_CACHE', '1');
define('VM_FEED_CACHETIME', '3600');
define('VM_FEED_TITLE', 'Latest Products from {storename}');
define('VM_FEED_TITLE_CATEGORIES', '{storename} - Latest Products from Category: {catname}');
define('VM_FEED_SHOW_IMAGES', '1');
define('VM_FEED_SHOW_PRICES', '1');
define('VM_FEED_SHOW_DESCRIPTION', '1');
define('VM_FEED_DESCRIPTION_TYPE', 'product_s_desc');
define('VM_FEED_LIMITTEXT', '1');
define('VM_FEED_MAX_TEXT_LENGTH', '250');
define('VM_STORE_CREDITCARD_DATA', '1');
define('VM_ENCRYPT_FUNCTION', 'AES_ENCRYPT');
define('VM_COMPONENT_NAME', 'com_virtuemart');
define('VM_LOGFILE_ENABLED', '');
define('VM_LOGFILE_NAME', '');
define('VM_LOGFILE_LEVEL', 'PEAR_LOG_WARNING');
define('VM_DEBUG_IP_ENABLED', '');
define('VM_DEBUG_IP_ADDRESS', '');
define('VM_LOGFILE_FORMAT', '%{timestamp} %{ident} [%{priority}] [%{remoteip}] [%{username}] %{message}');

/* OrderByFields */
global $VM_BROWSE_ORDERBY_FIELDS;
$VM_BROWSE_ORDERBY_FIELDS = array( 'product_name','product_price','product_cdate' );

/* Shop Modules that run with https only*/
global $VM_MODULES_FORCE_HTTPS;
$VM_MODULES_FORCE_HTTPS = array( 'account','checkout' );

// Checkout Steps and their order
global $VM_CHECKOUT_MODULES;
$VM_CHECKOUT_MODULES = array( 'CHECK_OUT_GET_SHIPPING_ADDR'=>array('order'=>1,'enabled'=>1),
'CHECK_OUT_GET_SHIPPING_METHOD'=>array('order'=>2,'enabled'=>1),
'CHECK_OUT_GET_PAYMENT_METHOD'=>array('order'=>3,'enabled'=>1),
'CHECK_OUT_GET_FINAL_CONFIRMATION'=>array('order'=>4,'enabled'=>1) );

/* Shipping Methods Definition */
global $PSHOP_SHIPPING_MODULES;
$PSHOP_SHIPPING_MODULES[0] = "flex";
$PSHOP_SHIPPING_MODULES[1] = "standard_shipping";
?>