[Error] 
Call to undefined function mysql_escape_string() (0)
/home/bitrix/ext_www/54online.com/local/php_interface/include/functions.php:11
#0: setPartnerInCookie()
	/home/bitrix/ext_www/54online.com/local/php_interface/init.php:61
#1: include_once(string)
	/home/bitrix/ext_www/54online.com/bitrix/modules/main/include.php:241
#2: require_once(string)
	/home/bitrix/ext_www/54online.com/bitrix/modules/main/include/prolog_before.php:14
#3: require_once(string)
	/home/bitrix/ext_www/54online.com/bitrix/modules/main/include/prolog.php:10
#4: require_once(string)
	/home/bitrix/ext_www/54online.com/bitrix/header.php:1
#5: require(string)
	/home/bitrix/ext_www/54online.com/index.php:1