function getTime(id){ 

var dte = new Date();
var hrs = dte.getHours();
var min = dte.getMinutes(); 
var sec = dte.getSeconds();
var day = dte.getDate();
var mnt = dte.getMonth()+1;
var yer = dte.getFullYear();

if (min<=9) min="0"+min;
if (sec<=9) sec="0"+sec;
if (mnt<=9) mnt="0"+mnt;

document.getElementById(id).innerHTML = day+'/'+mnt+'/'+yer+' '+hrs+':'+min;
}

function time(id){
getTime(id);
setInterval("getTime('"+id+"')",1000);
}