From b7b6b86354ff5cf6b8402019b31cae3d763b9c2b Mon Sep 17 00:00:00 2001
From: Aran Dunkley <nad@users.mediawiki.org>
Date: Fri, 9 May 2008 04:12:21 +0000
Subject: [PATCH] Fix JS, can't access properties of non-existent objects

---
 config/index.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/config/index.php b/config/index.php
index f67b739795..08b4c4d819 100644
--- a/config/index.php
+++ b/config/index.php
@@ -170,15 +170,15 @@ $ourdb['sqlite']['rootuser']      = 'root';
 	<!--
 	function hideall() {
 		<?php foreach (array_keys($ourdb) as $db) {
-		echo "\n		document.getElementById('$db').style.display='none';";
+		echo "\n		var i = document.getElementById('$db'); if (i) i.style.display='none';";
 		}
 		?>
 
 	}
 	function toggleDBarea(id,defaultroot) {
 		hideall();
-		var dbarea = document.getElementById(id).style;
-		dbarea.display = (dbarea.display == 'none') ? 'block' : 'none';
+		var dbarea = document.getElementById(id);
+		if (dbarea) dbarea.style.display = (dbarea.style.display == 'none') ? 'block' : 'none';
 		var db = document.getElementById('RootUser');
 		if (defaultroot) {
 <?php foreach (array_keys($ourdb) as $db) {
-- 
2.20.1