Как соединить units и javascript код счетчик количества дней

<div class="timer">
                        <span id="days"></span>
                        <span class="delimiter"> дней :</span>
                        <span id="hours"></span>
                        <span class="delimiter"> ч. :</span>
                        <span id="minutes"></span>
                        <span class="delimiter"> мин.</span>
                    </div>

function updater(e,t,n,o){function r(){var o=new Date,a=i-(o-s)%i,d=a%1e3;a=Math.floor(a/1e3);var l=a%60;l<10&&(l="0"+l),a=Math.floor(a/60);var c=a%60;c<10&&(c="0"+c),a=Math.floor(a/60);var u=a%24;u<10&&(u="0"+u);var m=Math.floor(a/24);e.innerHTML=m,t.innerHTML=u,n.innerHTML=c,setTimeout(r,d)}var s=new Date(2018,0,1),i=31536e6;setTimeout(r,0)}function days_fng(e,t,n,o){function r(){var o=new Date,a=i-(o-s)%i,d=a%1e3;a=Math.floor(a/1e3);var l=a%60;l<10&&(l="0"+l),a=Math.floor(a/60);var c=a%60;c<10&&(c="0"+c),a=Math.floor(a/60);var u=a%24;u<10&&(u="0"+u);var m=Math.floor(a/24);e.innerHTML=m,t.innerHTML=u,n.innerHTML=c,setTimeout(r,d)}var s=new Date(2017,8,6),i=31536e6;setTimeout(r,0)}$(".header-burger").on("click",function(){$(".header-nav-list").toggle()}),$(".partners-slider").slick({infinite:!0,speed:300,slidesToShow:4,slidesToScroll:1,prevArrow:'<div class="arrow arrow-next"></div>',nextArrow:'<div class="arrow arrow-prev"></div>',responsive:[{breakpoint:1024,settings:{slidesToShow:3,slidesToScroll:3,infinite:!0}},{breakpoint:768,settings:{slidesToShow:2,slidesToScroll:2}},{breakpoint:480,settings:{slidesToShow:1,slidesToScroll:1}}]}),updater(document.getElementById("days"),document.getElementById("hours"),document.getElementById("minutes"),document.getElementById("seconds")),days_fng(document.getElementById("days_fng"),document.getElementById("hours"),document.getElementById("minutes"),document.getElementById("seconds"));