| <style>* { display: table; }</style> | |
| <body>Test passes if it does not crash.</body> | |
| <script> | |
| if (window.testRunner) | |
| testRunner.dumpAsText(); | |
| document.designMode = "on"; | |
| range = document.createRange(); | |
| range.selectNodeContents(document.body); | |
| window.getSelection().addRange(range); | |
| document.execCommand("FormatBlock", false, "h1"); | |
| </script> |