How can I enable JavaScript in my browser?

How can I enable JavaScript in my browser?
If your browser setting are preventing you from executing JavaScript, you will need to enable JavaScript in your browser's preferences.
Safari

1. Go to Safari > Preferences.

2. Click Security.

3. Check the Enable JavaScript checkbox.

Firefox

1. Go to Firefox > Preferences.

2. Select the Content tab.

3. Check the Enable JavaScript checkbox.

Chrome

1. Go to Chrome > Preferences.

2. Click Show advanced settings.

3. Click Content settings under Privacy.

4. Select Allow all sites to run JavaScript.

Opera

1. Go to Opera > Preferences.

2. Click the Advanced tab.

3. Click Content in the left set of options.

4. Check the Enable JavaScript checkbox.

iPad

1. Tap on the Home button.

2. Tap on Preferences.

3. Select Safari.

4. Turn JavaScript ON.