Ethereal

Set Default Search Engine In Chrome

Menu -> Settings -> Search engine -> Manage search engines and site search -> Site Search (click "add" button)

Then fill out the popup dialog and click its "add" button:

Search engine:
Ethereal

Shortcut:

URL with %s in place of query:

Below the "Site Search" heading click the three dots at the "Ethereal" row and click "Make default".