Помогите разобраться со счетчиком на js

$(document).ready(function(){
setInterval(function(){
var now = new Date();
var endTS = 1349344960*1000;
var totalRemains = (endTS-now.getTime());
if (totalRemains>1){
var RemainsSec=(parseInt(totalRemains/1000));
var RemainsFullDays=(parseInt(RemainsSec/(24*60*60)));
var secInLastDay=RemainsSec-RemainsFullDays*24*3600;
var RemainsFullHours=(parseInt(secInLastDay/3600));
if (RemainsFullHours