background-search is a productivity chrome extension. it's a free extension , it has 98 active users since released its first version, it earns an average rating of 5.00 from 3 rated user, last update is 674 days ago.
Search for selected messages in background tabs. Chrome's context menu shifts focus to a new tab. This extension allows you to keep tabs in the background. see source. https://github.com/kyo-ago/background-search
You could download the latest version crx file or older version files and install it.
English, 日本語.
100% user give 5-star rating. Read reviews of background-search
You could find more help information from background-search support page.
You could send emails to publisher, or check publisher's website.
More about manifest_file of background-search.
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It would be nice if the user could change the URL (since my standard google search has a few modifications). But I'm giving you 5/5 because apart from that, this is the only extension that really solves this incredibly annoying problem perfectly.