Clock timer set for 3 hours

by ajayogal

HTML

<div id="atimer"></div>
<div id="atimer1"></div>

JavaScript

document.getElementById('atimer').innerHTML = '00:00:00';
    document.getElementById('atimer1').innerHTML = '00:00:00';
    
    var totaltime = 10800000; //3 hours
    
    var second = 1000;
    var minute = second * 60;
    var hour = minute * 60;
    var day = hour * 24;
    var timer;
    var end;
    var documentOffset;
    //alert(documentOffset);
    
    function showRemaining(){                 
        if(documentOffset < 2600){
            return false;
        }
            
        totaltime -= second;
        var distance = totaltime ;
        console.log(distance);
        if (distance < 0) {

            clearInterval(timer);
            document.getElementById('atimer').innerHTML = '00:00:00';
            document.getElementById('atimer1').innerHTML = '00:00:00';

            return;
        }
        var days = Math.floor(distance / day);
        var hours = Math.floor((distance % day) / hour);
        var minutes = Math.floor((distance % hour) / minute);
        var seconds = Math.floor((distance % minute) / second);


        document.getElementById('atimer').innerHTML = ((hours < 10)? "0"+ hours: hours)  + ':';
        document.getElementById('atimer').innerHTML += ((minutes < 10)? "0"+ minutes: minutes)  + ':';
        document.getElementById('atimer').innerHTML += ((seconds < 10)? "0"+ seconds: seconds) + '';
        
        document.getElementById('atimer1').innerHTML = ((hours < 10)? "0"+ hours: hours)  + ':';
        document.getElementById('atimer1').innerHTML += ((minutes < 10)? "0"+ minutes: minutes)  + ':';
        document.getElementById('atimer1').innerHTML += ((seconds < 10)? "0"+ seconds: seconds) + '';
    }
timer = setInterval(showRemaining, 1000);