Fototrend.hu spell check repair

// ==UserScript==
// @name         Fototrend Spellcheck
// @namespace    http://tampermonkey.net/
// @version      1.5
// @description  spellcheck value correction
// @author       levihu
// @match       https://fototrend.hu/*
// @grant    none
// ==/UserScript==
//- The @grant directive is needed to restore the proper sandbox.

document.addEventListener('input', spellCheck0);
  function spellCheck0() {
    var GMnode, GMnode2, GMelID, GMelID2;
    GMelID="mce_0";
    GMelID2="mce_3";
    GMnode=document.getElementById(GMelID);
    GMnode2=document.getElementById(GMelID2);
    if((GMnode!==null)&&(GMnode.hasAttribute("spellcheck"))){
      GMnode.setAttribute("spellcheck","true");
    }
if((GMnode2!==null)&&(GMnode2.hasAttribute("spellcheck"))){
      GMnode2.setAttribute("spellcheck","true");
    }
  }