/*****

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;
var imgs         = new Array();
var zInterval    = null;
var current      = 0;
var next         = 0;
var pause        = false;
var finishedFade = 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;
    
    finishedFade = true;
	
}

function so_xfade() {
    
    cOpacity = imgs[current].xOpacity;
	nOpacity = imgs[next].xOpacity;
	
	cOpacity-=.02; 
	nOpacity+=.02;
	
	imgs[next].style.display = "block";
	imgs[current].xOpacity   = cOpacity;
	imgs[next].xOpacity      = nOpacity;
	
	setOpacity( imgs[current] ); 
	setOpacity( imgs[next] );
	
	if ( cOpacity <=0 ) {
        imgs[current].style.display = "none";
        if ( next > 0 ) {
            showTextBox( next );
        }
        finishedFade = true;
	} else {
		setTimeout( so_xfade, 10 );
	}
    	
    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) + ")";
	}
	
}