this.messages = {};

    this.base_lang = 'en';

}

    var _lang = (

        typeof lang != "undefined"

        ? lang

        : (

            typeof IriSP.language != "undefined"

            ? IriSP.language

            : this.base_lang

        )

    );

    return (

        typeof this.messages[_lang] == "object"

        ? _lang

        : (

            typeof this.messages[this.base_lang] == "object"

            ? this.base_lang

            : null

        )

    )

}

    var _lang = this.getLanguage(lang);

    return (

        _lang != null

        ? this.messages[_lang]

        : {}

    );

}

    var _msgs = this.getMessages(lang);

    return (

        typeof _msgs[message] != "undefined"

        ? _msgs[message]

        : message

    )

}

    if (typeof this.messages[lang] == "undefined") {

        this.messages[lang] = {};

    }

    this.messages[lang][messagekey] = messagevalue;

}

    var _this = this;

    IriSP.underscore(messagesObj).each(function(_messages, _lang) {

        IriSP.underscore(_messages).each(function(_value, _key) {

            _this.addMessage(_lang, _key, _value);

        })

    });

}