// JScript File

    var numImages = 5;
    function PrevImage()
    {
        var imgs = $('imgs');
        var images = imgs.getElementsByTagName('img');
        var count = 0;
        var lastimg;
        var previmg;
        for(var x = images.length - 1; x >= 0; x--)
        {
            var curimg = images[x];
            if(count == numImages)
            {
                previmg = curimg;
                break;
            }
            if(curimg.style.display != "none")
            {
                if(lastimg == undefined)
                    lastimg = curimg;
                count++;
            }
        }
        if(lastimg != undefined && previmg != undefined)
        {
            lastimg.style.display = "none";
            previmg.style.display = "";
        }
    }
    function NextImage()
    {
        var imgs = $('imgs');
        var images = imgs.getElementsByTagName('img');
        var count = 0;
        var firstimg;
        var nextimg;
        for(var x = 0; x < images.length; x++)
        {
            var curimg = images[x];
            if(count == numImages)
            {
                nextimg = curimg;
                break;
            }
            if(curimg.style.display != "none")
            {
                if(firstimg == undefined)
                    firstimg = curimg;
                count++;
            }
        }
        if(nextimg != undefined && firstimg != undefined)
        {
            firstimg.style.display = "none";
            nextimg.style.display = "";
        }
    }
    function ShowImage(e)
    {
        var targ;
	    if (!e) var e = window.event;
	    if (e.target) targ = e.target;
	    else if (e.srcElement) targ = e.srcElement;
	    if (targ.nodeType == 3) // defeat Safari bug
    		targ = targ.parentNode;
        var imagebox = $('imagebox');
        var image = imagebox.getElementsByTagName('img');
        image[0].src = targ.alt;
    }
    function SetupImages()
    {
        var imgs = $('imgs');
        var images = imgs.getElementsByTagName('img');
        var count = 0;
        for(var x = 0; x < images.length; x++)
        {
            count++;
            var curimg = images[x];
            curimg.onclick = ShowImage;
            if(count > numImages)
            {
                curimg.style.display = "none";
            }
        }
    }