function bye(url,nom,larg,haut) {
	var guru=null;
	var t='window.open(url,nom,\"toolbar=0,menubar=0,scrollbars=1,location=no,directories=no,status=yes,resizable=1,width='+ larg +',height='+ haut +' \")\n'
	guru=eval(t)
}
function byes(url,nom,larg,haut) {
	if (document.layers) {
		bye(url,nom,larg,haut)
	} else {
		var guru=null;
		var t='window.open(url,nom,\"toolbar=0,menubar=0,scrollbars=0,location=no,directories=no,status=yes,resizable=1,width='+ larg +',height='+ haut +' \")\n'
		guru=eval(t)
	}
}
function byess(url,nom,larg,haut) {
	var guru=null;
	var t='window.open(url,nom,\"toolbar=0,menubar=0,scrollbars=0,location=no,directories=no,status=yes,resizable=1,width='+ larg +',height='+ haut +' \")\n'
	guru=eval(t)
}


function ouv(nom) {
var guru=null;
var a=screen.width;
var b=screen.height;
a=(a-800)/2
b=(b-520)/2
var t='window.open(nom,\"\",\"toolbar=0,menubar=0,scrollbars=1,location=no,directories=no,status=no,resizable=1,width=800,height=520,screenX='+b+',screenY='+a+',top='+b+',left='+a+'\")\n';
	guru=eval(t);
}