把听力的进度条显示出来,通过操纵把dom替换为原生的audio
// ==UserScript== // @name get超星听力进度条 // @namespace http://tampermonkey.net/ // @version 0.2 // @description 把听力的进度条显示出来,通过操纵把dom替换为原生的audio // @author hanhan9449 // @match *://*.chaoxing.com/work* // @grant none // ==/UserScript== 'use strict' function main () { var audioIFrames = document.getElementsByClassName('ans-insertaudio-module') for (var iframe of audioIFrames) { iframe.style.width = '100%' var iframeDoucment = iframe.contentDocument var audio = iframeDoucment.getElementsByTagName('audio')[0] var style = audio.style style.width = '100%' style.height = '30px' style.visibility = '' var body = iframeDoucment.getElementsByTagName('body')[0] var reader = body.getElementsByTagName('div')[0] body.replaceChild(audio, reader) } } window.onload = function() { setTimeout(main, 500) }