var delayBanner = 3000;
var numBanners = 3;
var corrBanner = 0;
var banners = new Array(numBanners);

function preloadBanner(listaBanner) {
bannerArray = new Array();
bannerArray = listaBanner.split(',');
tmpBanner = new Image();
for (k=0;k<numBanners;k++)
  {
    banners[k] = '/img/' + bannerArray[k] + '.jpg';
    tmpBanner.src = '/img/' + bannerArray[k] + '.jpg';
  }
}

function cambiaBanner() {
  corrBanner = corrBanner + 1;
  if (corrBanner == numBanners) corrBanner = 0;
  document.getElementById('imgBanner').src = banners[corrBanner];
  setTimeout('cambiaBanner()', delayBanner);
}

window.onload=function() {
  preloadBanner('autunno,inverno,estate');
  setTimeout('cambiaBanner()', delayBanner);
  if (typeof pagAllestimenti != 'undefined') associaIngrandimenti(); 
  if (typeof pagSchedaAnnuncio != 'undefined') associaIngrandimenti(); 
}