Windows

Internet Explorer

1. Open the "Tools" menu and select "Internet Options" (If there is no menu bar visible, press Alt on your keyboard)
2. Select the "Security" tab
3. Select the "Internet zone"
4. Click "Custom Level"
5. Scroll down to "Active Scripting" in the "Scripting section"
6. Click the "Enable radio" button so that a dot appears in it
7. Click "OK" or "Yes" to confirm all open dialogs

Mozilla Firefox

1. Open the "Tools" menu and select "Options…"
2. Select the "Content" panel
3. Check the "Enable JavaScript" checkbox
4. Click "OK" to confirm all open dialogs

Opera

1. Open the "Tools" menu and select "Preferences…"
2. Select the "Advanced" tab
3. Select "Content"
4. Check the "Enable JavaScript" checkbox
5. Click "OK" to confirm all open dialogs

 

Mac OS

Apple Safari

1. Open the Safari menu
2. Select "Preferences…"
3. Select "Security"
4. Check the "Enable JavaScript" checkbox

Mozilla Firefox

1. Open the Firefox menu
2. Select "Preferences…"
3. Select the "Content" panel
4. Check the "Enable JavaScript" checkbox and click "OK"