From 81742c8ba9e2c9f8d920c25324d7d95022b5c1d4 Mon Sep 17 00:00:00 2001
From: andrewminton <me@andrewminton.co.uk>
Date: Tue, 26 Nov 2013 23:53:02 +0000
Subject: [PATCH] Update extension.driver.php

This change will ensure no errors are thrown in Symphony 2.3 possibly earlier.
---
 extension.driver.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/extension.driver.php b/extension.driver.php
index 2430ca3..a5d1caf 100755
--- a/extension.driver.php
+++ b/extension.driver.php
@@ -71,7 +71,7 @@ public function addGuideBelowTextArea($context) {
 	}
 
 	public function initaliseAdminPageHead($context) {
-		$page = $context['parent']->Page;
+		$page = Administration::instance()->Page;
 		$page->addScriptToHead(URL . '/extensions/markdown_guide/assets/toggle_guide.js', 900200);
 	}
 }