var image1=new Image()
image1.src="images/intro_photo1.jpg"
var image2=new Image()
image2.src="images/intro_photo2.jpg"
var image3=new Image()
image3.src="images/intro_photo3.jpg"
var image4=new Image()
image4.src="images/intro_photo4.jpg"

//change number of images below 
var number_of_images=4
//change speed below (in seconds)
var speed=3
var step=1
var whichimage=1
function slideit()
{
	if (!document.images)
		return
	if (document.all)
		slide.filters.blendTrans.apply()
	document.images.slide.src=eval("image"+step+".src")
	if (document.all)
		slide.filters.blendTrans.play()
	whichimage=step
	if (step<number_of_images)
		step++
	else
		step=1
	if (document.all)
		setTimeout("slideit()",speed*1000+3000)
	else
		setTimeout("slideit()",speed*1000)
}