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;

function so_init() {
	if (!d.getElementById || !d.createElement) return;
	css = d.createElement('link');
	css.setAttribute('href','user/template_01/slideshow.css');
	css.setAttribute('rel','stylesheet');
	css.setAttribute('type','text/css');
	d.getElementsByTagName('head')[0].appendChild(css);
	imgs = d.getElementById('HeaderBanner').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,3000);
}

function so_xfade() {
	cOpacity = imgs[current].xOpacity;
	nIndex = imgs[current+1]?current+1:0;
	nOpacity = imgs[nIndex].xOpacity;
	cOpacity-=.05;
	nOpacity+=.05;
	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,3000);
	} 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) + ')';
	}
}
