//preload images
var image1 = new Image()
var image2 = new Image()
var image3 = new Image()
var image4 = new Image()
//var image5 = new Image()
//var image6 = new Image()

image1.src="images/Marple2.gif"
image2.src="images/Marple9.gif"
image3.src="images/Marple15.gif"
image4.src="images/Marple1.gif"

var step = 1
var whichimage = 1
function slideit4()
{
	if (!document.images)
		return
	document.images.slide.src = eval("image" + step + ".src")
	whichimage = step
	if (step < 4)
		step++
	else
		step = 1
	setTimeout("slideit4()", 3000)
}