And Smi

script[c].appendChild(bg_count(event, bg, date)
function showCounter(wrapper, block, date){};
function bg_count(name, theme, date)

date = new Date(date).getTime();
// а в вызове showCounter подшаманить с bind
setInterval(showCounter.bind(this,wrapper, block, date), 1000);
// тоже самое без bind
setInterval(() => showCounter(wrapper, block, date), 1000);