diff -r da3bb3e99323 -r 9bcc185dc151 install/includes/stages/database_mysql.php
--- a/install/includes/stages/database_mysql.php	Tue Jan 29 16:21:52 2008 -0500
+++ b/install/includes/stages/database_mysql.php	Tue Jan 29 17:29:08 2008 -0500
@@ -322,6 +322,10 @@
             return false;
           }
           response = parseJSON(response);
+          if ( response.mode == 'error' )
+          {
+            return false;
+          }
           document.getElementById('e_db_host').innerHTML = '';
           document.getElementById('e_db_name').innerHTML = '';
           document.getElementById('e_db_auth').innerHTML = '';