// @license magnet:?xt=urn:btih:1f739d935676111cfff4b4693e3816e664797050&dn=gpl-3.0.txt GPL-v3-or-Later var qrCodeCheckbox = document.getElementById("qrcode-show"); if (qrCodeCheckbox !== null) { qrCodeCheckbox.addEventListener('change', function() { var qrCodeCheckbox = document.getElementById("qrcode-show"); if (qrCodeCheckbox == null) { return; } var qrCodes = document.getElementsByClassName('qrcode'); for(var i=0; i