search_by_sit = 'по ситуациям';
search_by_people = 'по людям';
search_by_exp = 'по опыту';
search_by_disc = 'по дискуссиям';

var qArr = [[0, search_by_sit, '', 'situations'],
[1, search_by_people, '', 'people'],
[2, search_by_exp, '', 'experience'],
[3, search_by_disc, '', 'discussions']];