Untitled

<?php
session_start();
if(isset($_SESSION['username'])) {
header('location:index.php'); }
require_once("koneksi.php");
?>
<html>
<head>
<title>Form Login</title>
</head>
<body>
<center>
<form action="proseslogin.php" method="post">
<tr><td colspan="2" align="center"><h1>Masuk</h1></td></tr>
<table>
<tr><td>Username</td><td> : <input type="text" name="username"></td></tr>
<tr><td>Password</td><td> : <input type="password" name="password"></td></tr>
<tr><td colspan="2" align="right"><input type="submit" value="Login"> <input type="reset" value="Batal"></td></tr>
<tr><td colspan="2" align="center">Belum Punya akun ? <a href="daftar.php"><b>Daftar</b></a></td></tr>
</table>
</form>
</center>
</body>
</html>