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(function () {
var age_classes = [ "age-mins", "age-hours", "age-days", "age-weeks", "age-months", "age-years" ];
var age_suffix = [ "min.", "hours", "days", "weeks", "months", "years", "years" ];
var age_next = [ 60, 3600, 24 * 3600, 7 * 24 * 3600, 30 * 24 * 3600, 365 * 24 * 3600, 365 * 24 * 3600 ];
var age_limit = [ 7200, 24 * 7200, 7 * 24 * 7200, 30 * 24 * 7200, 365 * 25 * 7200, 365 * 25 * 7200 ];
var update_next = [ 10, 5 * 60, 1800, 24 * 3600, 24 * 3600, 24 * 3600, 24 * 3600 ];
function render_age(e, age) {
var t, n;
for (n = 0; n < age_classes.length; n++)
if (age < age_limit[n])
break;
t = Math.round(age / age_next[n]) + " " + age_suffix[n];
if (e.textContent != t) {
e.textContent = t;
if (n == age_classes.length)
n--;
if (e.className != age_classes[n])
e.className = age_classes[n];
}
}
function aging() {
var n, next = 24 * 3600,
now_ut = Math.round((new Date().getTime() / 1000));
for (n = 0; n < age_classes.length; n++) {
var m, elems = document.getElementsByClassName(age_classes[n]);
if (elems.length && update_next[n] < next)
next = update_next[n];
for (m = 0; m < elems.length; m++) {
var age = now_ut - elems[m].getAttribute("data-ut");
render_age(elems[m], age);
}
}
window.setTimeout(aging, next * 1000);
}
document.addEventListener("DOMContentLoaded", function() {
aging();
}, false);
})();
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