function timer_revers( d, h, m, s ){
    today  = new Date();
    finish = d*24*60*60*1000 + h*60*60*1000 + m*60*1000 + s*1000
    endTS  = today.getTime() + finish;

    rev_intervalid = setInterval(function(){
        now = new Date();
        totalRemains = (endTS - now.getTime());
        if (totalRemains>1){
            RemainsSec=(parseInt(totalRemains/1000));
            RemainsFullDays=(parseInt(RemainsSec/(24*60*60)));
            secInLastDay=RemainsSec-RemainsFullDays*24*3600;
            RemainsFullHours=(parseInt(secInLastDay/3600));
            if (RemainsFullHours<10){RemainsFullHours="0"+RemainsFullHours};
            secInLastHour=secInLastDay-RemainsFullHours*3600;
            RemainsMinutes=(parseInt(secInLastHour/60));
            if (RemainsMinutes<10){RemainsMinutes="0"+RemainsMinutes};
            lastSec=secInLastHour-RemainsMinutes*60;
            if (lastSec<10){lastSec="0"+lastSec};
            $('#new_timer').html( (RemainsFullDays ? "<span>"+RemainsFullDays+"дн.</span> " :"")+RemainsFullHours+"ч. "+RemainsMinutes+"м. "+lastSec+"с.");
        } else {
           clearInterval(rev_intervalid);
        }
    },1000);
}

$(function(){
  timer_revers(0,1,2,3);
})