calendar

 // window.addEventListener('load',calculateTime)

function calculateTime(){

var date = new Date();

var dayNumber = date.getDay();

var hour = date.getHours();

var minute = date.getMinutes();

var ampm = hour >=12 ?'PM' : 'AM';

var dayNames = ["SUN","MON","TUE","WED","THU","FRI","SAT"];

hour = hour % 12;

hour = hour ? 12 : 12;

hour = hour < 10 ? hour : hour;

minute < 10 ? '0'+ minute : minute;

document.getElementById("day").innerHTML = dayNames[dayNumber];

dayNames[dayNumber];

document.getElementById("hour").innerHTML = hour;

document.getElementById("min").innerHTML = hour;

document.getElementById("ampm").innerHTML = ampm;

}