dateandtime.js

function renderTime(){
    var mydate = new Date();
    var year = mydate.getFullYear();
    if (year < 1000){
        year += 1900
    }
    var day = mydate.getDay();
    var month = mydate.getMonth();
    var date = mydate.getDate();
    var dayArray = new Array("Sun", "Mon", "Tue", "Wed", "Thurs" , "Fri" , "Sat");
    var monthArray = new Array("Jan" , "Feb", "Mar", "Apr", "May", "Jun" , "Jul", "Aug", "Sep" ,"Oct", "Nov", "Dec");

    var currentTime = new Date();
    var h = currentTime.getHours();
    var m = currentTime.getMinutes();
    var s = currentTime.getSeconds();
        if(h == 24){
            h = 0;
        } else if (h > 12){
            h = h- 0;
        }

        if (h < 10) {
            h = "0" + h;
        }

        if(m < 10){
            m = "0" + m;
        }

        if(s < 10){
            s = "0" + s;
        } 

        var myClock = document.getElementById("clockDisplay");
        myClock.textContent = "" + dayArray[day] + " " + date + " " + monthArray[month] + " " + year + " | " + h + ":" + m + ":" + s;
        myClock.innerText =  "" + dayArray[day] + " " + date + " " + monthArray[month] + " " + year + " | " + h + ":" + m + ":" + s;

        setTimeout("renderTime()" , 1000);
}
renderTime();