var duration = 5;
var imgs = [];
var active;
var counter = 0;

function RunSlideshow() {
	imgs = RunSlideshow.arguments;
	if (active) {
		window.clearInterval(active);
	}
	active = window.setInterval("ReplaceImages()", 1000 * duration);
}

function ReplaceImages() {
	counter++;
	if (counter == imgs.length) {
		counter = 0;
	}
	
	var imageName = imgs[counter];
	FadeInImage('slideshowforeground', 'images/slideshow/' + imageName, 'slideshowbackground');
}