added blank footer (to eliminate the notice when $footer is non-existant)

diff --git a/blocks/admin_2/block_admin_2.php b/blocks/admin_2/block_admin_2.php
index ed4045cf8a66aaf3eda6f054df5cc330bf0edd54..832bf72f3a2b7a053075a549dd2e5572df8d1d73 100644 (file)
--- a/blocks/admin_2/block_admin_2.php
+++ b/blocks/admin_2/block_admin_2.php
@@ -166,6 +166,7 @@ class block_admin_2 extends block_base {
             $this->content->text .= $this->expandjavascript;
 
             $this->content->text .= '</script>' . "\n";
+            $this->content->footer = '';
         }
         return $this->content;