| <html> | |
| <body onload="test();"> | |
| <script> | |
| function test() { | |
| var status; | |
| try { | |
| var d = frames[0].document.open(); | |
| status = "Allowed"; | |
| d.close(); | |
| } catch (e) { | |
| status = "Disallowed"; | |
| } | |
| document.title = status; | |
| } | |
| </script> | |
| <div id=result></div> | |
| <iframe src="data:text/html,"></iframe> | |
| </body> | |
| </html> |