/*****

Image Cross Fade Redux
Version 1.0
Last revision: 02.15.2006
steve@slayeroffice.com

Please leave this notice intact. 

Rewrite of old code found here: http://slayeroffice.com/code/imageCrossFade/index.html


*****/


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;

	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;
	
	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) + ")";
	}
	
}