/*
	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('rotator').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,4000);
	}

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,4000);
		}
		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) + ')';
		}
	}