diff --git a/js/jquery/jquery.ba-hashchange-1.3.js b/js/jquery/jquery.ba-hashchange-1.3.js
index 47105f4abc..ef7746399c 100644
--- a/js/jquery/jquery.ba-hashchange-1.3.js
+++ b/js/jquery/jquery.ba-hashchange-1.3.js
@@ -297,7 +297,7 @@
     // vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
     // vvvvvvvvvvvvvvvvvvv REMOVE IF NOT SUPPORTING IE6/7/8 vvvvvvvvvvvvvvvvvvv
     // vvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvvv
-    $.browser.msie && !supports_onhashchange && (function(){
+    (window.navigator.userAgent.indexOf("MSIE ") > 0) && !supports_onhashchange && (function(){
       // Not only do IE6/7 need the "magical" Iframe treatment, but so does IE8
       // when running in "IE7 compatibility" mode.