Untitled

<?php
if (isset($_POST['username']) || isset($_POST['username']))	{
	$username = $_POST['username'];
	$password = $_POST['password'];
	if (!empty($username) && !empty($password))	{
		echo "You have been registered at \n".date("d-m-y").",Thank you";
$file=fopen("registered.txt","r+") or exit("unable to open file!");
chmod("registered.txt", 0755);
'$username='.$username;
'<BR>$password='.$password;
fclose($file);
	}
	else
{
	echo 'One of the fields is empty';
	}}
?>


<html>
<body>
<FORM action="bla.php" method="POST">
Name:<input type="text" name="username">
<BR>Password:<input type="text" name="password">
<BR><input type="submit" name="Submit">
</FORM>
</body>
</html>