//------------------------//                         
//Hora y Fecha del Sistema//
//------------------------//

var timerID = null;

function showtime ()
 {
var now = new Date();
	var hours = now.getHours();
	var minutes = now.getMinutes();
	var seconds = now.getSeconds()
        var timeValue = "" + ((hours >12) ? hours -12 :hours)
        timeValue += ((minutes < 10) ? ":0" : ":") + minutes
        timeValue += ((seconds < 10) ? ":0" : ":") + seconds
 window.status = timeValue;
timerID = setTimeout("showtime()",1000);
}

showtime();