var theImages = new Array()

theImages[0] = '/img/header.jpg'
theImages[1] = '/img/header-02.jpg'
theImages[2] = '/img/header-03.jpg'
theImages[3] = '/img/header-04.jpg'
theImages[4] = '/img/header-05.jpg'
theImages[5] = '/img/header-06.jpg'
theImages[6] = '/img/header-07.jpg'
theImages[7] = '/img/header-08.jpg'
theImages[8] = '/img/header-09.jpg'
theImages[9] = '/img/header-10.jpg'
theImages[10] = '/img/header-11.jpg'
theImages[11] = '/img/header-12.jpg'
theImages[12] = '/img/header-13.jpg'

var j = 0
var p = theImages.length;
var preBuffer = new Array()
for (i = 0; i < p; i++)
{
   preBuffer[i] = new Image()
   preBuffer[i].src = theImages[i]
}
var whichImage = Math.round(Math.random()*(p-1));

/*
function showImage(DIV, alt, titel, id)
{
	document.getElementById(DIV).innerHTML = '<img src="'+theImages[whichImage]+'" alt="'+alt+'" title="'+titel+'" id="'+id+'" border="0">';
}
*/
function showImage()
{
	document.getElementById('HeaderDiv').innerHTML = '<img src="'+theImages[whichImage]+'" alt="Kopfgrafik: Impressionen aus der Stadt Weil am Rhein" title="" id="HeaderImg" border="0">';
}