tvrain_video_dl_helper

// ==UserScript==
// @name tvrain_video_dl_helper
// @description tvrain.ru video downloader helper
// @author ANT
// @include http://tvrain.ru/articles/*
// ==/UserScript==

window.addEventListener('DOMContentLoaded', function(e){
    if((tv = document.getElementsByClassName('tv ')[0])) tv.innerHTML = iframe;
        else if((tv = document.getElementsByClassName('tv multiplayer')[0])) tv.innerHTML = iframe;
}, false);