var langVars = {};
var lang = 'ru';

function initLangVars(data) {
    setLanguage();

    if (data.length === 0) {
        return false;
    }
    langVars = objExtend(langVars, data);
}

function objExtend(obj, src) {
    Object.keys(src).forEach(function (key) {
        obj[key] = src[key];
    });

    return obj;
}

function setLanguage() {
    localStorage.setItem('lang', $('head').data('lang'));
}

$(document).ready(function () {
    setLanguage();
});