Index: index.php
===================================================================
--- index.php	(revision aad6e2a9c4857715c8bd56693d21b87dd0c16263)
+++ index.php	(revision f15c26869cbdc73090955967bd104b5cf5fe119b)
@@ -3,5 +3,5 @@
  +-----------------------------------------------------------------------+
  | RoundCube Webmail IMAP Client                                         |
- | Version 0.1-20070327                                                  |
+ | Version 0.1-20070411                                                  |
  |                                                                       |
  | Copyright (C) 2005-2007, RoundCube Dev. - Switzerland                 |
@@ -41,5 +41,5 @@
 */
 
-define('RCMAIL_VERSION', '0.1-20070327');
+define('RCMAIL_VERSION', '0.1-20070411');
 
 // define global vars
@@ -173,5 +173,5 @@
     show_message("cookiesdisabled", 'warning');
     }
-  else if ($_SESSION['temp'] && isset($_POST['_user']) && isset($_POST['_pass']) &&
+  else if ($_SESSION['temp'] && !empty($_POST['_user']) && isset($_POST['_pass']) &&
            rcmail_login(get_input_value('_user', RCUBE_INPUT_POST),
               get_input_value('_pass', RCUBE_INPUT_POST, true, 'ISO-8859-1'), $host))