doubanFM searching in netease cloud music

doubanFM2NetEase.js

// ==UserScript==
// @name         doubanFM2NetEase
// @namespace    http://xavierskip.com/
// @version      0.1
// @description  doubanFM searching in netease cloud music
// @author       xavier skip
// @match        http://douban.fm/*
// @grant        none
// ==/UserScript==
function addGlobalStyle(css) {
	var head, style;
	head = document.getElementsByTagName('head')[0];
	if (!head) { return; }
	style = document.createElement('style');
	style.type = 'text/css';
	style.innerHTML = css;
	head.appendChild(style);
}

function getSong(){
    var info = window.localStorage.getItem('bubbler_song_info');
    return JSON.parse(info);
}

function generateSearchURL(song){
    //不知道为什么豆瓣存储的信息song.artist和song.album是一样的
    var info = encodeURIComponent(song.song_name+" "+song.artist);
    return "http://music.163.com/#/search/m/?s="+info
}

function Ahref(){
    var song = getSong();
    var url = generateSearchURL(song);
    return url;
}

var a = document.createElement("a");
var content = document.querySelector(".send-song-to-phone");
a.id = "netease";
a.href=Ahref();
a.target="_blank";
a.innerText = "在网易云音乐中查找当前播放歌曲";
a.addEventListener("click",function(e){
    a.href = Ahref();
},false);
content.appendChild(a);
content.style.zIndex = 50;
addGlobalStyle('#netease { color: #888;z-index:300;} #netease:hover{background: 0;color: #5b9;}');