douban_next_link.user.js

// @namespace      http://douban.com
// @include        http://www.douban.com/*
// @author         Qing Feng
// @description    Douban Next Link
// @version        20110307
// ==/UserScript==

function addJQuery(callback) {
  var script = document.createElement("script");
  script.setAttribute("src", "http://ajax.googleapis.com/ajax/libs/jquery/1.4.2/jquery.min.js");
  script.addEventListener('load', function() {
    var script = document.createElement("script");
    script.textContent = "(" + callback.toString() + ")();";
    document.body.appendChild(script);
  }, false);
  document.body.appendChild(script);
}

function main() {
    $(".next > a").attr("rel","next");
}

addJQuery(main);