function horaUTC() {
	var today = new Date();
	var difftime = (today.getTimezoneOffset()+0) *60000;
	today.setTime(today.getTime()+difftime);
	var hora = today.toTimeString();
	hora = hora.substr( 0, 8);
	return(hora)
}

function showTheTime() 
  {
    document.form.showTime.value = horaUTC() + " UTC";
    setTimeout("showTheTime()",1000)
  }