Inject jQuery into Google's search result page

inject_jquery.js

// Run on Google search result page
(function() {
  var jq = document.createElement('script'); jq.type = 'text/javascript'; jq.async = true;
  jq.src = ('https:' == document.location.protocol ? 'https://' : 'http://') + 'code.jquery.com/jquery-latest.min.js';
  var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(jq, s);
})();