<!-- Begin
var day_description = "Navidad";
var day_before = "Noche Buena";

var today = new Date();
var year = today.getYear();
if ((navigator.appName == "Microsoft Internet Explorer") && (year < 2000))
year="19" + year;
if (navigator.appName == "Netscape")
year=1900 + year;
var date = new Date("December 25, " + year);
var diff = date.getTime() - today.getTime()-1;
var days = Math.floor(diff / (1000 * 60 * 60 * 24));


document.write("<center><h4>")

if (days > 1)
document.write("¡Faltan " + days + " días para " + day_description + "!");
else if (days == 1)
document.write("¡Mañana es " + day_before  + "!");
else if (days == 0)
document.write("¡Hoy es " + day_before + "! Mañana es "+ day_description+".");
else if (days == -1)
document.write("¡Hoy es " + day_description + "!");
else if (days < -1)
document.write("¡" + day_description + " ya fue hace " + (days+1)*(-1) + (days < -2 ? " días" : " día") + " este año!");

document.write("</h4></center>");
//  End -->

