From eda32fef47682e29c297e3ce7af8533115be1783 Mon Sep 17 00:00:00 2001
From: Leo Horie <lhorie@klick.com>
Date: Thu, 10 Jul 2014 08:51:31 -0400
Subject: [PATCH] fix node insertion bug when using document as root

---
 docs/routing.md | 6 +++---
 mithril.js      | 3 ++-
 2 files changed, 5 insertions(+), 4 deletions(-)

diff --git a/docs/routing.md b/docs/routing.md
index b2706130..887a423c 100644
--- a/docs/routing.md
+++ b/docs/routing.md
@@ -41,13 +41,13 @@ var dashboard = {
 	}
 }
 
+//setup routes to start w/ the `#` symbol
+m.route.mode = "hash";
+
 //define a route
 m.route(document.body, "/dashboard/johndoe", {
 	"/dashboard/:userID": dashboard
 });
-
-//setup routes to start w/ the `#` symbol
-m.route.mode = "hash";
 ```
 
 This redirects to the URL `http://server/#/dashboard/johndoe` and yields:
diff --git a/mithril.js b/mithril.js
index 0a9b2f8f..6053e545 100644
--- a/mithril.js
+++ b/mithril.js
@@ -287,9 +287,10 @@ Mithril = m = new function app(window) {
 			if (html === undefined) html = window.document.createElement("html")
 			if (node.nodeName == "HTML") html = node
 			else html.appendChild(node)
-			if (window.document.documentElement !== html) {
+			if (window.document.documentElement && window.document.documentElement !== html) {
 				window.document.replaceChild(html, window.document.documentElement)
 			}
+			else window.document.appendChild(html)
 		},
 		insertBefore: function(node) {
 			this.appendChild(node)