var msg="MESSAGE";
var index=0;
var delay=100;

function defil() {
	
	var nb_char=msg.length;
	index++;
	if (index>nb_char) index=0;
	window.status=msg.substring(index)+msg;
	setTimeout("defil()",delay+40);
}

function defiler(txt,tps) {
	
	msg= "                " + txt + "          ";
	delay=tps;
	defil();
}