/*****

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);

// set the timeout here (1 sec = 1000)
var timer = 5000;

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

function so_init()
{
	if(!d.getElementById || !d.createElement) return;

	// DON'T FORGET TO GRAB THIS FILE AND PLACE IT ON YOUR SERVER IN THE SAME DIRECTORY AS THE JAVASCRIPT!
	// http://slayeroffice.com/code/imageCrossFade/xfade2.css
	css = d.createElement("link");
	css.setAttribute("href", "xfade2.css");
	css.setAttribute("rel", "stylesheet");
	css.setAttribute("type", "text/css");
	d.getElementsByTagName("head")[0].appendChild(css);

	imgs = d.getElementById("fadeContainer").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, timer);
}

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, timer);
	}
	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) + ")";
	}
}