Issue
JavaScript doesn't work on Internet Explorer 9. Could have been a coincidence, but issue occurred after installing Sophos endpoint protection (antivirus) on the machine.
Troubleshooting
- Making sure Active Scripting is Enabled in Browser settings
- Starting IE in safe mode without add-ons
- Disabling Antivirus and Firewall
- Re-setting IE Security setting
- Re-setting IE Browser settings
Solution
Issue was resolved by re-installing IE9
Windows 7 SP1
Internet Explorer 9
