function ChangeSlide1()
{
	CurrentSlide1 = CurrentSlide1 + 1
	if (CurrentSlide1 > ImageCount1)
	{
		CurrentSlide1 = 0
	}
	document.slideshowarea1.src = Slides1[CurrentSlide1]
	
	setTimeout("ChangeSlide1()", 10000)
}

function ChangeSlide2()
{
	CurrentSlide2 = CurrentSlide2 + 1
	if (CurrentSlide2 > ImageCount2)
	{
		CurrentSlide2 = 0
	}
	document.slideshowarea2.src = Slides2[CurrentSlide2]
	
	setTimeout("ChangeSlide2()", 10000)
}
	
function BeginSlideshow()
{
	Slides1 = new Array("slideshow/M42a-slideshow.jpg",
	                   "slideshow/NGC1999-slideshow.jpg",
	                   "slideshow/Jupiter-slideshow.jpg",
								     "slideshow/M2-slideshow.jpg",
								     "slideshow/M13-slideshow.jpg",
								     "slideshow/M27-slideshow.jpg",
								     "slideshow/M42-slideshow.jpg",
								     "slideshow/Moon-slideshow.jpg",
								     "slideshow/M31-slideshow.jpg")

	Slides2 = new Array("slideshow/NGC2024-slideshow.jpg",
										 "slideshow/M51-slideshow.jpg",
								     "slideshow/M57-slideshow.jpg",
								     "slideshow/Mars-slideshow.jpg",
								     "slideshow/Moon2-slideshow.jpg",
								     "slideshow/Saturn-slideshow.jpg",
								     "slideshow/NGC7662-slideshow.jpg",
								     "slideshow/M13a-slideshow.jpg",
								     "slideshow/M31a-slideshow.jpg")

	CurrentSlide1 = 0
	CurrentSlide2 = 0
	ImageCount1 = Slides1.length -1
	ImageCount2 = Slides2.length -1

	setTimeout("ChangeSlide1()", 1000)
	setTimeout("ChangeSlide2()", 1000)
}

function Initialise()
{
	BeginSlideshow()
}