// ==UserScript==
// @name         职业资格跳过摄像头验证
// @namespace    http://tampermonkey.net/
// @version      0.21
// @description  try to take over the world!
// @author       You
// @match        https://www.bjjnts.cn/lessonStudy/*
// @grant        GM_setValue
// @grant        GM_getValue
// @downloadURL https://update.greasyfork.icu/scripts/407149/%E8%81%8C%E4%B8%9A%E8%B5%84%E6%A0%BC%E8%B7%B3%E8%BF%87%E6%91%84%E5%83%8F%E5%A4%B4%E9%AA%8C%E8%AF%81.user.js
// @updateURL https://update.greasyfork.icu/scripts/407149/%E8%81%8C%E4%B8%9A%E8%B5%84%E6%A0%BC%E8%B7%B3%E8%BF%87%E6%91%84%E5%83%8F%E5%A4%B4%E9%AA%8C%E8%AF%81.meta.js
// ==/UserScript==

(function() {
    'use strict';
    console.log(is_supported_userMedia);
    window.setInterval(showalert, 1000);
function showalert()
{
    isface=0;
    beginFaceSign=0;
    is_supported_userMedia='';
    isPlay=true;
}
    // Your code here...
})();