From 3260f9f98456854305c9efa76f8757e798be6db6 Mon Sep 17 00:00:00 2001
From: edward <edward@roojs.com>
Date: Mon, 26 Mar 2018 16:40:48 +0800
Subject: [PATCH] Mailer.php

---
 Mailer.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Mailer.php b/Mailer.php
index 9663ced0..afb8731e 100644
--- a/Mailer.php
+++ b/Mailer.php
@@ -459,13 +459,13 @@ class Pman_Core_Mailer {
         
         @$dom->loadHTML('<?xml encoding="UTF-8">' .$html);
         
+        $html = $dom->getElementsByTagName('html');
         $head = $dom->getElementsByTagName('head');
         $body = $dom->getElementsByTagName('body');
         
         if(!$head->length){
             $head = $dom->createElement('head');
-            
-            $body->item(0)->parentNode->insertBefore($head, $body->item(0));
+            $html->item(0)->insertBefore($head, $body->item(0));
             $head = $dom->getElementsByTagName('head');
         }
         
-- 
2.39.2