Enabling Javascript

In Internet Explorer, open Internet Options from the Tools menu and go to the Security tab. Make sure that Internet is selected in the box at the top of the window and then click the Custom Level button at the bottom. In Security Settings, scroll down to the Scripting section and enable Active scripting. Click OK a few times to save the new settings and then close and restart Internet Explorer.

In Mozilla Firefox, open Options from the Tools menu and click the Content icon, at the bottom of the first section, check the boxes that say Enable Java and Enable JavaScript. In older versions of Firefox, you may need to select Web Features instead of Content.

In Safari, select Preferences from the Safari menu, then click Security, make sure that you check both the Enable Java and Enable JavaScript boxes. Close the window and click Reload.