Have you disabled JavaScript?
If you have disabled JavaScript, you must re-enable JavaScript to use this page. To enable
JavaScript:
Internet Explorer 6+
- On the Tools menu, click Internet Options.
- Click the Security tab.
- Click Custom Level.
- Scroll to Scripting. Under Active scripting, click Enable.
- Click OK twice.
FireFox
- Click Tools
- Click Options
.
- Click Content
- Keep the Checkbox checked of Enable JavaScript.
- Click OK