On my form, the click event is not working while I change my input value.

**Demo** <http://jsfiddle.net/RHuYs/3/>

```
$('form.form-calculator input').on('change,click', function() {
    if ($(this).val() === 0) {
        alert('HELLO');
        this.value=0;
    }
    calc_total();
});

```