--- chatroom.forms.inc	2010-07-09 02:15:16.000000000 -0500
+++ chatroom.forms.inc	2010-09-23 20:46:35.000000000 -0500
@@ -110,7 +110,7 @@ function chatroom_form(&$node, $form_sta
     '#size' => 5,
   );
   $old_msg_range = array();
-  for ($i = 1; $i <= 25; $i++) {
+  for ($i = 0; $i <= 20; $i++) {
     $old_msg_range[$i] = $i * 10;
   }
   $form['chat_settings']['previous_messages_display_count'] = array(
@@ -359,7 +359,7 @@ function chatroom_chat_form(&$node, $for
     '#size' => 5,
   );
   $previous_msg_range = array();
-  for ($i = 1; $i <= 25; $i++) {
+  for ($i = 0; $i <= 25; $i++) {
     $previous_msg_range[$i] = $i * 10;
   }
   $form['chat_settings']['previous_messages_display_count'] = array(
@@ -648,5 +648,4 @@ function chatroom_chat_admin_buttons_for
       node_delete($chat->nid);
       break;
   }
-}
-
+}
\ No newline at end of file