var mydate=new Date();
var year=mydate.getYear();
if (year<2000) year = "19" + year;
var day=mydate.getDay();
var month=mydate.getMonth();
var daym=mydate.getDate();
if (daym<10) daym="0"+daym;
var dayarray=new Array("Domingo","Lunes","Martes","Miercoles","Jueves","Viernes","Sabado");
var montharray=new Array("Enero","Febrero","Marzo","Abril","Mayo","Junio","Julio","Agosto","Septiembre","Octubre","Noviembre","Diciembre");
document.write("<font color='ff4000' face='Arial' size=2><b>"+dayarray[day]+", "+daym+" de "+montharray[month]+" del "+year+"</b></font>");