function Login(){
	var done=0;
	var username=document.login.username.value;
	username=username.toLowerCase();
	var password=document.login.password.value;
	password=password.toLowerCase();

	if (username=="marie" && password=="lab123") { window.location="Administration/Admin.php"; done=1; }
	if (username=="charles" && password=="lab123") { window.location="Administration/Admin.php"; done=1; }
	if (username=="thierry" && password=="lab123") { window.location="Administration/Admin.php"; done=1; }
	if (username=="jf" && password=="lab123") { window.location="Administration/Admin.php"; done=1; }
	if (username=="franco" && password=="lab123") { window.location="Administration/Admin.php"; done=1; }
	if (done==0) { alert("Login invalide"); }
	}