//How many pictues are in the collage folder?
//Keep in mind that the first photo is #0, not #1
var picturesCount = 42;

var pictures = new Array(picturesCount);
var used = new Array(picturesCount);
for (var i = 0; i < picturesCount; i++) {
	pictures[i] = "collage/" + i + ".jpg";
}

var t;
window.onload = function () {
	for (var i = 1; i <= 12; i++) {
		document.getElementById("collage" + i).src = getImage();
	}
	
	var t = setTimeout("updateCollage()",1000);
}

function updateCollage() {
	var destination = Math.floor(Math.random()*11) + 1; //1 thorugh 12
	
	var old = document.getElementById("collage" + destination).src.split("/");
	old = parseInt(old[5]);
	used[old] = false;
	
	document.getElementById("collage" + destination).src = getImage();
	var t = setTimeout("updateCollage()",1000);
}
function getImage() {
	var image = Math.floor(Math.random()*picturesCount);
	if (used[image])
		return getImage();
	else {
		used[image] = true;
		return "/sigmak/collage/" + image + ".jpg";
	}
}