From 611d24086c3837da21e0816fa3cb7b826f28da87 Mon Sep 17 00:00:00 2001
From: Brandon Aaron <brandon.aaron@gmail.com>
Date: Fri, 27 Mar 2009 18:20:57 +0000
Subject: [PATCH] fix for #4378, base tag causes javascript error in IE when
 loading cross-domain JS via ajax

---
 src/ajax.js |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/ajax.js b/src/ajax.js
index 18d0f96..d22f152 100644
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -275,7 +275,9 @@ jQuery.extend({
 				};
 			}
 
-			head.appendChild(script);
+			// Use insertBefore instead of appendChild  to circumvent an IE6 bug.
+			// This arises when a base node is used (#2709 and #4378).
+			head.insertBefore( script, head.firstChild );
 
 			// We handle everything using the script element injection
 			return undefined;
-- 
1.7.10.4