function setSlider() {
	var div = document.getElementById("Slider").getElementsByTagName("div");
	var a = div[1].getElementsByTagName("a");
	for(var i = 0; i <a.length; i++){
		a[i].onclick = function(){
			var href = this.getAttribute("href");
			var images = this.getElementsByTagName("img");
			var alt = images[0].getAttribute("alt");
			setImage(href, alt);
			return false;
		};
	}
}
function setFirstImage() {
    var div = document.getElementById("Slider").getElementsByTagName("div");
	var a = div[1].getElementsByTagName("a");
	var href = a[0].getAttribute("href");
	var img = a[0].getElementsByTagName("img");
	var alt = img[0].getAttribute("alt");
	setImage(href, alt);
}
function setImage(src, alt) {
    document.getElementById("bigFoto").src = src;
    document.getElementById("Text").innerHTML = alt;
}