From f6faa7cd762c428169da71686a60cefab77916bf Mon Sep 17 00:00:00 2001
From: Silvio <silvio@socioambiental.org>
Date: Tue, 19 Nov 2013 16:41:28 -0200
Subject: Minor fix (3)

---
 jquery_drawer.module | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/jquery_drawer.module b/jquery_drawer.module
index 7013cdb..4668226 100644
--- a/jquery_drawer.module
+++ b/jquery_drawer.module
@@ -108,6 +108,10 @@ function jquery_drawer_check_empty($tid) {
 function jquery_drawer_select_nodes($tid = NULL) {
   static $cache = array();
 
+  if ($tid == NULL) {
+    return;
+  }
+
   if (isset($cache[$tid])) {
     $cache[$tid] = taxonomy_select_nodes(array($tid));
   }
-- 
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