// Browser Slide-Show script.
// With image cross fade effect for those browsers that support it.
// Script copyright (c) 2004-2006 www.cryer.co.uk.
// Script is free to use provided this copyright header is included.

var slideCache = new Array();

var arVersion = navigator.appVersion.split("MSIE")
var version = parseFloat(arVersion[1])

function RunSlideShow(pictureName,imageFiles,displaySecs)
{
	var imageSeparator = imageFiles.indexOf(";");
	var nextImage = imageFiles.substring(0,imageSeparator);
	
	if(version > 4 && version < 7)
	{
		document.getElementById(pictureName).src = 'images/spacer.gif';
		document.getElementById(pictureName).style.filter = "blendTrans(duration=2) progid:DXImageTransform.Microsoft.AlphaImageLoader" + "(src='" + nextImage + "', sizingMethod='image')";
	}
	else
	{
		if (document.all)
		{
			document.getElementById(pictureName).style.filter="blendTrans(duration=2)";
			document.getElementById(pictureName).filters.blendTrans.Apply();
		}
		
		document.getElementById(pictureName).src = nextImage;
		
		if (document.all)
		{
			document.getElementById(pictureName).filters.blendTrans.Play();
		}
	}
	
	var futureImages= imageFiles.substring(imageSeparator+1,imageFiles.length) + ';' + nextImage;
	
	setTimeout("RunSlideShow('"+pictureName+"','"+futureImages+"',"+displaySecs+")", displaySecs*3000);
	
	// Cache the next image to improve performance.
	imageSeparator = futureImages.indexOf(";");
	nextImage = futureImages.substring(0,imageSeparator);
	
	if (slideCache[nextImage] == null)
	{
		slideCache[nextImage] = new Image;
		slideCache[nextImage].src = nextImage;
	}
}