Internet Explorer

1. Select Tools from the top menu.
2. Choose Internet Options.
3. Click on the Security tab.
4. Click on Custom Level.
5. Scroll down until you see the section labeled 'Scripting.'
6. Under 'Active Scripting,' select Enable and click OK.

Google Chrome

1. Click the spanner icon on the browser toolbar.
2. Select Options.
3. Click the Under the Hood tab.
4. Click Content Settings in the 'Privacy section.'
5. Select Allow all sites to run JavaScript in the 'JavaScript' section.

Mozilla Firefox

1. Select Tools from the top menu.
2. Choose Options.
3. Choose Content from the top navigation.
4. Select the checkbox next to Enable JavaScript and click OK.

Apple Safari

1. Select Safari from the top menu.
2. Choose Preferences.
3. Choose Security.
4. Select the checkbox next to Enable JavaScript.