sorry but i dont understand it.
<?php
/*** THE EASIEST MULTILANGUAGE HACK by GIJOE ***/
// CONFIGURATIONS BEGIN
// list the language tags separated with comma
//define('EASIESTML_LANGS','xlang:en,xlang:ja'); // This is a sample of long pattern against tag misunderstanding
define('EASIESTML_LANGS','en,fa'); // [en]english[/en] [ja]japananese[/ja] common
// list the language images separated with comma
define('EASIESTML_LANGIMAGES','modules/xlanguage/images/english.gif,modules/xlanguage/images/iran.gif');
// list the language names separated with comma
define('EASIESTML_LANGNAMES','english,persian');
// list language - accept_chaset patterns (perl regex) separated with comma
define('EASIESTML_ACCEPT_CHARSET_REGEXES',',/shift_jis/i');
// list language - accept_language patterns (perl regex) separated with comma
define('EASIESTML_ACCEPT_LANGUAGE_REGEXES','/^en/,/^fa/');
// charset in Content-Type separated with comma (only for fastestcache)
define('EASIESTML_CHARSETS','utf-8,utf-8');
// tag name for language image (default . don't include specialchars)
define('EASIESTML_IMAGETAG','mlimg');
// make regular expression which disallows language tags to cross it
define('EASIESTML_NEVERCROSSREGEX','/\<\/table\>/');
// the life time of language selection stored in cookie
define('EASIESTML_COOKIELIFETIME',365*86400);
i put this but still my site open in persian not english.