Better Douban Navigation

betterDoubanNavigation.user.js

// ==UserScript==
// @name          Better Douban Navigation
// @author        jnozsc
// @namespace     http://www.douban.com/people/1563045/
// @description   I need a better douban navigation
// @include       http://www.douban.com/*
// @match         http://www.douban.com/*
// @include       http://book.douban.com/*
// @match         http://book.douban.com/*
// @include       http://music.douban.com/*
// @match         http://music.douban.com/*
// @include       http://movie.douban.com/*
// @match         http://movie.douban.com/*
// @version       1.3
// ==/UserScript==
function main($) {
  'use strict';
  jQuery.noConflict();

  var currentURL = document.URL;
  if ((currentURL.indexOf("www.douban.com") != -1) && (currentURL.indexOf("location") == -1)) {
	$('.site-nav-items > ul > li:nth-child(2)').hide();
    $('.site-nav-items > ul > li:nth-child(1) > a').attr('href', 'http://www.douban.com/update/');
    if (currentURL.indexOf("update") != -1) {
      $("title").text("首页");
    }
  }
  $('.site-nav-logo > a').attr('href', 'http://www.douban.com/update/');
  $('.top-nav-items > ul > li:nth-child(1) > a').attr('href', 'http://www.douban.com/update/');

}

function thirdParty($) {
  'use strict';
  jQuery.noConflict();

  // Put third-party non-jQuery functions here.  They'll be wrapped into the 
  // jQuery prototype in a moment.
  var sayHello = function (who) {
      alert('Hello ' + who + '!');
    }

  jQuery.extend({
    // If you have any non-jQuery functions, they need to be wrapped in here.
    sayHellow: function (who) {
      return sayHello('World');
    }

  });

  // Put third-party jQuery plugins, extensions, etc. here
}

!
function loader(i) {
  var script, requires = ['http://img3.douban.com/js/packed_jquery.min6301986802.js'],
    head = document.getElementsByTagName('head')[0],
    makeScript = function () {
      script = document.createElement('script');
      script.type = 'text/javascript';
    },
    loadLocal = function (fn) {
      makeScript();
      script.textContent = '(' + fn.toString() + ')(jQuery);';
      head.appendChild(script);
    };
  (function (i) {
    makeScript();
    script.src = requires[i];
    script.addEventListener('load', function () {
      ++i !== requires.length ? loader(i) : (loadLocal(thirdParty), loadLocal(main));
    }, true);
    head.appendChild(script);
  })(i || 0);
}();