var delay = 5000;
var start_frame = 0;

function init()
{
	var lis = $('slide-images').getElementsByTagName('li');

	for ( i=0; i < lis.length; i++ )
	{
		if ( i != 0 )
		{
			lis[i].style.display = 'none';
		}
	}
	end_frame = lis.length -1;
	$('slideshow').style.visibility = 'visible';
	start_slideshow(start_frame, end_frame, delay, lis);
}

function start_slideshow(start_frame, end_frame, delay, lis) {
	setTimeout(fadeInOut(start_frame,start_frame,end_frame, delay, lis), delay);
}

function fadeInOut(frame, start_frame, end_frame, delay, lis)
{
	return (
		function()
		{
			lis = $('slide-images').getElementsByTagName('li');
			Effect.Fade(lis[frame]);
			if (frame == end_frame) { frame = start_frame; } else { frame++; }
			lisAppear = lis[frame];
			setTimeout("Effect.Appear(lisAppear);", 0);
			setTimeout(fadeInOut(frame, start_frame, end_frame, delay), delay + 1850);
		}
	)

}

Event.observe(window, 'load', init, false);

function isImageLoaded(img)
{
	if (!img.complete)
	{
		return false;
	}
	if (typeof img.naturalWidth != 'undefined' && img.naturalWidth == 0)
	{
		return false;
	}
	return true;
}