function rollover_tjs(nom,src) {	

	document.images[nom].src=src;
}


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() {
	var temp=new load("bulle_home.gif","bulle_evi.gif","bulle_prog.gif","bulle_perc.gif","bulle_links.gif","bulle_chi.gif")
}

preload()