[рони]

02.05 12:34 - 05.05 14:40

function pl(a, c) {
    var b = c[0],
        d = c[1],
        e = c[2];
    return a + (1 == a % 10 && 11 != a % 100 ? b : 2 <= a % 10 && 4 >= a % 10 && (10 > a % 100 || 20 <= a % 100) ? d : e) + " "
}
var st = [
    [" \u0433\u043e\u0434", " \u0433\u043e\u0434\u0430", " \u043b\u0435\u0442"],
    [" \u043c\u0435\u0441\u044f\u0446", " \u043c\u0435\u0441\u044f\u0446\u0430", " \u043c\u0435\u0441\u044f\u0446\u0435\u0432"],
    [" \u0434\u0435\u043d\u044c", " \u0434\u043d\u044f", " \u0434\u043d\u0435\u0439"],
    [" \u0447\u0430\u0441", " \u0447\u0430\u0441\u0430 ", " \u0447\u0430\u0441\u043e\u0432 "],
    [" \u043c\u0438\u043d\u0443\u0442\u0430", " \u043c\u0438\u043d\u0443\u0442\u044b", " \u043c\u0438\u043d\u0443\u0442"]
];

function passed(a, c, b, d, e) {
    var f = new Date(a, c - 1, b, d, e, 0, 0),
        g = new Date;
    for (c = 0;; c++) {
        a = new Date(f.getFullYear(), f.getMonth() + 2, 0, d, e, 0, 0);
        a.getDate() > b && a.setDate(b);
        if (a > g) break;
        f = a
    }
    b = g - f;
    d = b % 864E5 / 36E5 | 0;
    e = (b % 864E5 / 6E4 | 0) % 60;
    b = Math.floor(b / 864E5);
    a = Math.floor(c / 12);
    return "\u043f\u0440\u043e\u0448\u043b\u043e: " + [a, c % 12, b, d, e].reduce(function(a, b, c) {
        return b ? a + pl(b, st[c]) : a
    }, "")
};
alert(passed(2017, 5, 2, 12, 34 ));

у меня только три дня и никакого 1 месяца