var header_wechsel = new Array()

header_wechsel[0] = "/ISY/mlib/media/header_fg_01.jpg"
header_wechsel[1] = "/ISY/mlib/media/header_fg_02.jpg"
header_wechsel[2] = "/ISY/mlib/media/header_fg_03.jpg"

var speed = 4000
var processed = new Array()

for (i = 0; i < header_wechsel.length; i++){
	processed[i] = new Image()
	processed[i].src = header_wechsel[i]
}

var inc=-1

function slideback() {
	if (inc < header_wechsel.length - 1)
		inc ++
	else
		inc = 0
		document.getElementById("header").src = processed[inc].src
	}

if (document.all || document.getElementById)
	window.onload = new Function('setInterval("slideback()",speed)')