$username = $_POST["reguser"];
	$password = hash("md2",$_POST["regpass"]);
	if (!file_exists('users/'. $username . '.xml')) {
	fopen("users/".$username.".xml", "w");
	$xml = new SimpleXMLElement("<user></user>");
	$xml->addChild('username',$username);
	$xml->addChild('password',$password);
	$xml->asXML("users/".$username.".xml");
	echo '<script>
	document.getElementById("menaviso").innerHTML = "Bienvenido '.$username.'";
	document.getElementById("aviso").style.backgroundColor = "#04D184";
	</script>';
	$_SESSION["user"]=$username;
	$_SESSION["logged"] = 1;
	}