var timer = 6 * 1000;
var i = 0;

$('document').ready(function(){
	next();
	setInterval("next()",timer);	
});

function next() {
	createImage(images[i++]);
	x = document.getElementById("gallery");
	imgs = x.getElementsByTagName("img");
	if (imgs.length > 3) {
		x.removeChild(imgs[0]);
	}
	$("#gallery img:last").fadeIn("slow");
	if (i == images.length) i = 0;

}

function createImage(src) {
	var img = document.createElement("img"); 
	img.setAttribute("src",src);
	var x = document.getElementById('gallery');
	x.appendChild(img);
}