/*****
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
*****/

if (window.addEventListener) {
	window.addEventListener("load",so_init,false);
} else {
	window.attachEvent("onload",so_init);
}

var images = new Array();
var curImg = 0;

function so_init() {
	if (document.getElementById && document.createElement) {
		images = document.getElementById("imageContainer").getElementsByTagName("img");

		for (i=1;i<images.length;i++) {
			images[i].xOpacity = 0;
		}
		
		images[0].style.display = "block";
		images[0].xOpacity = .99;
		
		setTimeout(so_xfade,4000);
	}

}

function so_xfade() {
	cOpacity = images[curImg].xOpacity;
	nIndex = images[curImg+1] ? curImg+1 : 0;

	nOpacity = images[nIndex].xOpacity;
	
	cOpacity-=.01; 
	nOpacity+=.01;
	
	images[nIndex].style.display = "block";
	images[curImg].xOpacity = cOpacity;
	images[nIndex].xOpacity = nOpacity;
	
	setOpacity(images[curImg]); 
	setOpacity(images[nIndex]);
	
	if(cOpacity<=0) {
		images[curImg].style.display = "none";
		curImg = nIndex;
		setTimeout(so_xfade,5000);
	} else {
		setTimeout(so_xfade,10);
	}
	
	function setOpacity(obj) {
		if(obj.xOpacity>.99) {
			obj.xOpacity = .99;
		} else {
			obj.style.opacity = obj.xOpacity;
			obj.style.MozOpacity = obj.xOpacity;
			obj.style.filter = "alpha(opacity=" + (obj.xOpacity*100) + ")";
		}
	}
}