Javascript in Opera

Scroll down to the version of Opera you have installed:

Opera 8 & 9
  1. Open Opera.
  2. Select the Tools menu.
  3. Select Quick Preferences.
  4. Check Enable JavaScript
  5. Click Reload or hit F5 to refresh the page.
Opera 7.X
  1. Open Opera.
  2. Select Quick Preferences from the File menu.
  3. Make sure Enable Javascript is checked.
  4. Click Reload.
Opera 5.X
  1. Open Opera.
  2. Select Quick Preferences from the File menu.
  3. Make sure Enable Javascript is checked.
  4. Click Reload.