var navigate = false;

function reset_navigation()
{
    navigate = false;
    //setTimeout(so_xfade,3000);
}

function next_listing()
{
    navigate = true;
    
    var nIndex = current < imgs.length - 1?current+1:0;
    
    imgs[current].xOpacity = 0;
	imgs[nIndex].xOpacity = .99;
	
	imgs[current].style.display = "none";
	imgs[nIndex].style.display = "block";
	
	setOpacity(imgs[current]); 
	setOpacity(imgs[nIndex]);
	
	updateData(imgs[nIndex]);
	
	current = nIndex;
	
	setTimeout(reset_navigation,2000);
}

function prev_listing()
{
    navigate = true;
    
    var nIndex = current > 0?current-1:imgs.length - 1;
    
    document.getElementById("home_search").innerHtml = nIndex + "," + current;
    
    imgs[current].xOpacity = 0;
	imgs[nIndex].xOpacity = .99;
	
	imgs[current].style.display = "none";
	imgs[nIndex].style.display = "block";
	
	setOpacity(imgs[current]); 
	setOpacity(imgs[nIndex]);
	
	updateData(imgs[nIndex]);
	
	current = nIndex;
	
	setTimeout(reset_navigation,2000);
}

function view_listing()
{
    var img = imgs[current];
    var id = img.id;
    
    document.location = "index.php?action=listingview&listingID=" + id;
}

function updateData(img)
{
    if(img != null)
    {
        id = img.id;
        
        var featuredListing = featuredListings[id];
        if(featuredListing != null)
        {
            document.getElementById("featuredTitle").innerHTML = featuredListing.Title;
            document.getElementById("featuredPrice").innerHTML = featuredListing.Price;
        }
    }
}


/*****

Image Cross Fade Redux
Version 1.0
Last revision: 02.15.2006
steve@slayeroffice.com (Modified by Astral Softworks, LLC - AstralSoftworks.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, imgs = new Array(), zInterval = null, current=0, pause=false;

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

    var imageContainer = d.getElementById("imageContainer");
    if(imageContainer)
    {
	    imgs = imageContainer.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,2000);
	}
}

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

	var 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(nOpacity > .4)
	{
	    updateData(imgs[nIndex]);
	}
	
	if(!navigate)
	{
	    if(cOpacity<=0) {
		    imgs[current].style.display = "none";
		    current = nIndex;
		    setTimeout(so_xfade,2000);
	    } else {
		    setTimeout(so_xfade,100);
	    }
	}
}

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) + ")";
}