diff -u b/nodeblock.install b/nodeblock.install
--- b/nodeblock.install
+++ b/nodeblock.install
@@ -108,7 +108,7 @@
     if (!empty($result)) {
       foreach ($result as $value) {
         $nids[$value->nid] = $value->nid;
-      } 
+      }
       if (!empty($nids)) {
         $blocks = array_diff_key($blocks, $nids);
         if (!empty($blocks)) {
only in patch2:
unchanged:
--- a/nodeblock.js
+++ b/nodeblock.js
@@ -1,3 +1,8 @@
+/**
+ * @file
+ * Javascript for nodeblock.
+ */
+
 (function ($) {
 
 /**