var imindex=0
var timeoutseconds = 5
var images

function setupimages(initialindex){
	imindex = initialindex;

     // counter
     var i = 0;


     // create object
     imageObj = new Image();


     // set image list
     images = new Array(9);
	
	//preload images
	for(i = 0;i<images.length;i++){
		images[i]="images/headerimage" + i + ".jpg"
		imageObj.src=images[i];
	}

	setTimeout("switchphotos()",timeoutseconds * 1000)
}
function switchphotos()
{
	document.getElementById('headerimage').src = images[imindex];
	
	imindex = imindex + 1;

	if (imindex == images.length)
		imindex = 0;
	
	setTimeout("switchphotos()",timeoutseconds * 1000)
}