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

	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(), imgs2 = new Array(), obj = new Array() , zInterval = null, current=0, current2=0, pause=false;

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

	css = d.createElement('link');
	css.setAttribute('href','slideshow2.css');
	css.setAttribute('rel','stylesheet');
	css.setAttribute('type','text/css');
	d.getElementsByTagName('head')[0].appendChild(css);

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

	imgs2 = d.getElementById('rotator2').getElementsByTagName('img');
	for(i=1;i<imgs2.length;i++) imgs2[i].xOpacity = 0;
	imgs2[0].style.display = 'block';
	imgs2[0].xOpacity = .99;

	obj=imgs

	setTimeout(so_xfade,2000);
	//setTimeout(so_xfade2,1500);
}

function so_xfade()
{
	cOpacity = obj[current].xOpacity;
	nIndex = obj[current+1]?current+1:0;
	nOpacity = obj[nIndex].xOpacity;

	cOpacity-=.05;
	nOpacity+=.05;

	obj[nIndex].style.display = 'block';
	obj[current].xOpacity = cOpacity;
	obj[nIndex].xOpacity = nOpacity;


	setOpacity(obj[current]);
	setOpacity(obj[nIndex]);

	if(cOpacity<=0)
	{
		obj[current].style.display = 'none';
		if (obj == imgs2)
		{
			current = nIndex;
			obj = imgs
		} else {
			obj = imgs2;
		}

		setTimeout(so_xfade,3000);
	}
	else
	{
		setTimeout(so_xfade,50);
	}

	function setOpacity(obk)
	{
		if(obk.xOpacity>.99)
		{
			obk.xOpacity = .99;
			return;
		}

		obk.style.opacity = obk.xOpacity;
		obk.style.MozOpacity = obk.xOpacity;
		obk.style.filter = 'alpha(opacity=' + (obk.xOpacity*100) + ')';
	}
}