--- HEAD
+++ Modified In Working Tree
@@ -304,8 +304,10 @@
 	// Internet Explorer 5.5+
 	if ( /*@cc_on!@*/false && sAgent.indexOf("mac") == -1 )
 	{
-		var sBrowserVersion = navigator.appVersion.match(/MSIE (.\..)/)[1] ;
-		return ( sBrowserVersion >= 5.5 ) ;
+		var sBrowserVersion = navigator.appVersion.match(/MSIE ([\d.]+)/)[1] ;
+		return (sBrowserVersion >= 5.5);
+	} else if (Object.hasOwnProperty.call(window, "ActiveXObject") && !window.ActiveXObject) {
+		return true;
 	}
 
 	// Gecko (Opera 9 tries to behave like Gecko at this point).