comment controller

comment.insert.diff

diff --git a/application/controllers/comment.php b/application/controllers/comment.php
index 099c043..70a8603 100644
--- a/application/controllers/comment.php
+++ b/application/controllers/comment.php
@@ -45,6 +45,7 @@ class Comment_Controller {
                // 'comment_content' => wp_generate_password( 50, false, false )
                'comment_content' => $req->content
            ,   'comment_post_ID' => $req->post_id
+           ,   'comment_parent' => $req->parent_id
        );
 
        $comment = new Comment_Model( $args );