Hacker News

Add a link in the top banner of [Hacker News discussion](http://news.ycombinator.com/) to its counter part at [HN Premii](http://hn.premii.com/)

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name        Hacker News
// @namespace   com.ycombinator.news
// @include     https://news.ycombinator.com/*
// @version     2.0
// @grant       none
// @description Add a link in the top banner of [Hacker News discussion](http://news.ycombinator.com/) to its counter part at [HN Premii](http://hn.premii.com/)
// ==/UserScript==

function getParameterByName(name, url) {
    if (!url) url = window.location.href;
    name = name.replace(/[\[\]]/g, "\\$&");
    var regex = new RegExp("[?&]" + name + "(=([^&#]*)|&|#|$)"),
        results = regex.exec(url);
    if (!results) return null;
    if (!results[2]) return '';
    return decodeURIComponent(results[2].replace(/\+/g, " "));
}

function readerUrl(id)
{
  var url = 'http://hn.premii.com/';
  if (id !== null && id.length > 0)
  {
    url += '#/comments/' + id;
  }
  return url;
}


var id = getParameterByName("id", window.location.href);
var readerLink = ' | <a href="' + readerUrl(id) + '">Reader</a>';
var topMenu = document.getElementsByClassName('pagetop') [0];
topMenu.innerHTML += readerLink;