https://townofelsmere.com/wp-content/plugins/events-made-easy/js/client-clock.js?ver=3.2.19

1// Don't wait for DOM ready.
2let now = new Date();
3
4fetch(emeclock.translate_ajax_url, {
5    method: 'POST',
6    headers: {
7        'Content-Type': 'application/x-www-form-urlencoded',
8    },
9    body: new URLSearchParams({
10        action: 'eme_client_clock',
11        client_unixtime: Math.round(now.getTime() / 1000), // make seconds
12        client_seconds: now.getSeconds(),
13        client_minutes: now.getMinutes(),
14        client_hours: now.getHours(),
15        client_wday: now.getDay(),
16        client_mday: now.getDate(),
17        client_month: now.getMonth() + 1, // make 1-12
18        client_fullyear: now.getFullYear()
19    })
20})
21.then(response => response.text())
22.then(ret => {
23    if (ret == '1') {
24        // we refresh if the cookie is actually there
25        // people can refuse the cookie ...
26        if (document.cookie.indexOf('eme_client_time') != -1) {
27            top.location.href = self.location.href;
28        }
29    }
30})
31.catch(error => {
32    console.error('Clock sync failed');
33});