If you no longer wish to use an addon script, we recommend uninstalling it. This way, you will remove it completely and will be using less disk space and less databases.
To uninstall and addon, click on its name and scroll down to Uninstall. Then select the specific installation you wish to remove by selecting its name from the drop list next to Uninstall Finally, click on Uninstall to remove the addon.
WARNING: Uninstalling an addon will remove all data associated with the addon. For example, if you uninstall the advanced guestbook, you will lose all guestbook entries, even if you reinstall it.