background.js

	
'use strict';	
	
chrome.runtime.onInstalled.addListener(function() {	
  chrome.declarativeContent.onPageChanged.removeRules(undefined, function() {	
    chrome.declarativeContent.onPageChanged.addRules([	
      {	
        conditions: [	
          new chrome.declarativeContent.PageStateMatcher({	
            pageUrl: { hostPrefix: 'scholar.google' },	
          })	
        ],	
        actions: [ new chrome.declarativeContent.ShowPageAction() ]	
      }	
    ]);	
  });	
});