<form method=post>
<h3>Enter your SQL login:</h3>
-<p>username: <input type="text" name="u"></p>
+<p>username: <input type="text" name="u" value="<?=isset($i_u)?$i_u:''?>"></p>
<p>password: <input type="password" name="p"></p>
<?php elseif (isSSL() && !empty($SSLCred)): ?>