URI: handler.html.en
Content-Language: en
Content-type: text/html; charset=ISO-8859-1
URI: handler.html.ja.jis
Content-Language: ja
Content-type: text/html; charset=ISO-2022-JP
URI: handler.html.ko.euc-kr
Content-Language: ko
Content-type: text/html; charset=EUC-KR
URI: handler.html.ru.koi8-r
Content-Language: ru
Content-type: text/html; charset=KOI8-R