echoing-nester.html (543B)
1 <body> 2 <script> 3 window.addEventListener('message', m => { 4 window.parent.postMessage(m.data, '*'); 5 }); 6 7 var u = new URL(window.location.href); 8 var origin = u.searchParams.has('origin') ? u.searchParams.get('origin') : window.origin; 9 var file = u.searchParams.has('file') ? u.searchParams.get('file') : 'passwordcredential-get.html'; 10 11 var url = origin + "/credential-management/support/" + file; 12 var i = document.createElement('iframe'); 13 i.src = url; 14 document.body.appendChild(i); 15 </script> 16 </body>