/* 
    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(), zInterval = null, current=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; 

    setTimeout(so_xfade,2500); 
} 

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,3000); 
    } 
    else 
    { 
        setTimeout(so_xfade,150); 
    } 

    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) + ')'; 
    } 
}