window.addEventListener?window.addEventListener('load',so_init,false):window.attachEvent('onload',so_init);

var d =document, imgs =new Array(), zInterval =null, current =0, pause =false;
var fadetime =5500;
function so_init() {
   if (!d.getElementById || !d.createElement) { return; }
   imgs =d.getElementById('banner').getElementsByTagName('img');
   for(i= 1; i <imgs.length; i++) imgs[i].xOpacity =0;
   imgs[0].style.display = 'block';
   imgs[0].xOpacity =.99;

   setTimeout(so_xfade,fadetime);
}

function so_xfade() {
   cOpacity = imgs[current].xOpacity;
   nIndex = imgs[current+1]?current+1:0;
   nOpacity = imgs[nIndex].xOpacity;

   cOpacity-=.02;
   nOpacity+=.02;

   imgs[nIndex].style.display = 'block';
   imgs[current].xOpacity = cOpacity;
   imgs[nIndex].xOpacity = nOpacity;

   setOpacity(imgs[current]);
   setOpacity(imgs[nIndex]);

   if (cOpacity <=0) {
      imgs[current].style.display = 'none';
      current = nIndex;
      setTimeout(so_xfade,fadetime);
   }
   else { setTimeout(so_xfade,50); }

   function setOpacity(obj) {
      if(obj.xOpacity >.99) { obj.xOpacity =.99; return; }
      obj.style.opacity =obj.xOpacity;
      obj.style.MozOpacity =obj.xOpacity;
      obj.style.filter ='alpha(opacity=' + (obj.xOpacity *100) + ')';
   }
}