| <!DOCTYPE html> | |
| <body> | |
| <script> | |
| var portal = document.createElement("portal"); | |
| portal.src = "simple-portal.html"; | |
| portal.onload = () => { | |
| portal.activate().catch(e => window.portalHost.postMessage(e.name)); | |
| } | |
| document.body.appendChild(portal); | |
| </script> | |
| </body> |