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-rw-r--r--jquery_drawer.module4
1 files changed, 2 insertions, 2 deletions
diff --git a/jquery_drawer.module b/jquery_drawer.module
index 64593ff..5218ae7 100644
--- a/jquery_drawer.module
+++ b/jquery_drawer.module
@@ -185,8 +185,8 @@ function jquery_drawer_page($tid = NULL) {
$nodes = db_query(db_rewrite_sql($query), implode(',', $filter));
$tree = taxonomy_node_tree_build($nodes, $terms);
- // format output
- if (is_array($tree) && $tree != NULL) {
+ // Format output
+ if (is_array($tree) && !empty($tree)) {
foreach ($tree as $term) {
$output .= taxonomy_node_tree_list($term, 'jquery_drawer', 'hidden', $base);
}