function load() {
	if (document.images) {
		this.length=load.arguments.length;
		for (var i=0;i<this.length;i++) {
			this[i+1]=new Image();
			this[i+1].src=load.arguments[i];
		}
	}
}
function preload() {
// Cette fonction charge dans le cache toutes les images passées en paramètre
	var temp=new load("images/bgHome1.jpg","images/bgHome2.jpg","images/bgHome3.jpg","images/bgHome4.jpg","images/bgHome5.jpg","images/bgHome6.jpg","images/bgHome7.jpg","images/bgHome8.jpg","images/bgHome9.jpg","images/bgHome10.jpg","images/bgHome11.jpg","images/bgHome12.jpg","images/bgHome13.jpg","images/bgHome14.jpg","images/bgHome15.jpg","images/bgHome16.jpg","images/bg1.jpg","images/bg2.jpg","images/bg3.jpg","images/bg4.jpg","images/bg5.jpg","images/bg6.jpg","images/bg7.jpg","images/bg8.jpg","images/bg9.jpg","images/bg10.jpg","images/bg11.jpg","images/bg12.jpg","images/bg13.jpg","images/bg14.jpg")
}


var image= new Array()
image[0]="images/bgHome3.jpg"
image[1]="images/bgHome7.jpg"
image[2]="images/bgHome10.jpg"
image[3]="images/bgHome11.jpg"
image[4]="images/bgHome16.jpg"

var random=Math.floor(5*Math.random());
function init(){
document.body.style.backgroundImage="url('"+image[random]+"')";
document.body.style.backgroundAttachment="fixed";
}