diff options
Diffstat (limited to 'jquery_drawer.module')
| -rw-r--r-- | jquery_drawer.module | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/jquery_drawer.module b/jquery_drawer.module index 6e573e2..336c497 100644 --- a/jquery_drawer.module +++ b/jquery_drawer.module @@ -165,8 +165,10 @@ function jquery_drawer_page($tid = NULL) { $tree = taxonomy_node_tree_build($nodes, $terms); // format output - foreach ($tree as $term) { - $output .= taxonomy_node_tree_list($term, 'jquery_drawer', 'hidden', 'node'); + if (is_array($tree) && $tree != NULL) { + foreach ($tree as $term) { + $output .= taxonomy_node_tree_list($term, 'jquery_drawer', 'hidden', 'node'); + } } } |