Untitled

<html>
<body>

<?php

function registerUser() {
mysql_connect ('server', 'username', 'password', 'database');
$username = $_POST['username'];
$password = $_POST['password'];

$sql = "INSERT INTO members (id, username, password) VALUES ($username, $password) ;";

mysql_query($sql);

}

?>

<?php
if ($_GET['register'] == 'true') {
   registerUser();
}

function registerUser() { ....

?>


<html>
<head>
<title> Registration </title>

</head>
<body>
<form action="<?php $_SERVER['PHP_SELF'] "?register=true" ?>" method="post">
Username: <input type="text" name="username">
Password: <input type="password" name="password">
<input type="submit" value="register">
</form>