main.js
```javascript
chrome.contextMenus.create({
title: "Search Google for '%s'",
contexts: ["selection"],
onclick: function(info, tab) {
chrome.tabs.create({
url: "
https://www.google.com/search?q=" + encodeURIComponent(info.selectionText)
})
}
});
```
manifest.json
```json
{
"manifest_version": 2,
"name": "Right Click Search Google",
"version": "1.0",
"description": "Search selected text on Google with just a right-click.",
"permissions": [
"contextMenus"
],
"background": {
"scripts": ["main.js"],
"persistent": true
}
}
```
popup.html
```html
<!doctype html>
<html>
<head>
<title>Right Click Search Google</title>
</head>
<body>
<h1>Right Click Search Google</h1>
<p>This plugin allows you to search selected text on Google with just a right-click.</p>
</body>
</html>
```