- Solid comparisons
```
var date = new Date();
var time = 7200 - date.getMinutes() * 60 - date.getSeconds();
countTime(time)
function countTime(time) {
var timer = null;
if (time > 0) {
timer = setInterval(function () {
var h = Math.floor(time / 3600);
var m = Math.floor((time / 60)) - h * 60;
var s = time % 3600 - m * 60;
time--;
}, 1000)
} else {
time = null;
}
}
```