audio player implementation
// ==UserScript==
// @name OCremix player
// @namespace mod
// @description audio player implementation
// @include http://ocremix.org/remix/*
// @version 1
// @grant none
// ==/UserScript==
// get src of mp3
var elm = document.querySelector("#panel-download > ul:nth-child(4) > li:nth-child(1) > a:nth-child(1)");
// dom node to implement the the player
var parent = document.querySelector("#main-content > div:nth-child(1) > div:nth-child(1) > div:nth-child(5) > div:nth-child(1)");
// create audio player node
var html = "<audio controls><source src='" + elm.href + "' type='audio/mp3'></audio>";
var div = document.createElement("div");
div.innerHTML = html;
// append to DOM
parent.insertBefore(div,parent.firstChild);