function terugtellen()
{
now = new Date();
setdate = new Date("Dec 25 2004");      // Verander hier de datum in de datum waarnaar je zelf wilt terugtellen.
day = (setdate - now) / 1000 / 60 / 60 / 24;
day = Math.round(day);

     if (day>0) {
        document.write("Still " + "<b>" + day + "</b>" + " days to go before our adventure in Vietnam and Laos starts !");
      } else
      {
        document.write("Our adventure in Vietnam and Laos has started !!");
      }
}