var ids_news = Array(2);
ids_news[0] = 'market-news';
ids_news[1] = 'basic-news';

function enableTab_news(id) {
    for (i = 0; i < 2; i++) {
        document.getElementById('qm_mtq_tab_' + ids_news[i]).className = (id == ids_news[i]) ? 'qmmt_tabactive' : 'qmmt_tab';
        document.getElementById(ids_news[i]).style.display = (id == ids_news[i]) ? 'block' : 'none';
    }
}