This is an unofficial Watchtower Online Library Search extension.
You can select default search resources in the options, which are saved on a per-browser basis.
Access the search capability by selecting text on any webpage, right clicking on the selected text, and clicking on the Watchtower Online Library search option.
V 1.1.1 – Small fixes and spelling
V 1.1 – Updates to the look of the Extension’s Options. Better Cross-Browser Support.