var tdays = new Array("sunnuntai","maanantai","tiistai","keskiviikko","torstai","perjantai","lauantai");
var tmonths = new Array("tammi","helmi","maalis","huhti","touko","kesä","heinä","elo","syys","loka","marras","joulu");
var vnow = new Date();
var vday = vnow.getDate();
var vtoday = tdays[vnow.getDay()];
var vyear = vnow.getFullYear();
var vmonth = tmonths[vnow.getMonth()];

function showdate() {
  document.write("Tänään on "+vtoday+" "+vday+". "+vmonth+"kuuta "+vyear);
}