IE9 Javascript permission denied fix Rated 5 out of 5 stars

Edit the following file in your user profile:

%appdata%\Mozilla\Firefox\Profiles\{!!! insert current profile name !!!}\extensions\{5D558C43-550F-4b12-84AB-0D8ABDA9F975}\firefoxviewpage.html

change line 19 to:
runFirefox(oWindow.document.URL);