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

var d=document;
var imgs = new Array();
var zInterval = null;
var current=0;
var pause=false;


function so_init() {

	if(!d.getElementById || !d.createElement)return;

	var css = d.createElement("link");
	css.setAttribute("href","css/xfade2.css");
	css.setAttribute("rel","stylesheet");
	css.setAttribute("type","text/css");
	d.getElementsByTagName("head")[0].appendChild(css);

	imgs = d.getElementById("imageContainer").getElementsByTagName("img");
	for(i=1;i<imgs.length;i++) imgs[i].xOpacity = 0;
	imgs[0].style.display = "block";
	imgs[0].xOpacity = .99;

	setInterval(so_xfade,2500);
}


function so_xfade() {

	var cOpacity = imgs[current].xOpacity;
	var nIndex = imgs[current+1]?current+1:0;

	var 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;

	} else {

		setTimeout(so_xfade,20);
	}
	
	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) + ")";
	}
}