a userscript to navigate to another URL which has a better text on amazon.co.jp

gistfile1.txt

var href = location.href;
var mt = href.match(/https:\/\/twitter.com\/intent\/tweet?.*.text=(.*).related=.url=(.*).via=/);
if (mt) {
  var text = mt[1];
  var url = mt[2];
  var new_url = "https://twitter.com/intent/tweet?.*&text=" + text + "&url=" + url;
  location.href = new_url;
}