| <!DOCTYPE html> |
| <html> |
| <head> |
| <style> |
| #hr1 { |
| transition: 1s; |
| background: black; |
| } |
| |
| #hr1.changed { |
| background: blue; |
| } |
| |
| </style> |
| <script> |
| |
| if (window.testRunner) |
| testRunner.dumpAsText(); |
| |
| function crash() { |
| var hr1 = document.getElementById("hr1"); |
| var hr2 = document.getElementById("hr2"); |
| hr1.classList.add("changed"); |
| document.all[2].appendChild(hr2); |
| var animation = document.createElement("hr3").animate({ }, 1); |
| var hr1_animation_effect = hr1.getAnimations()[0].effect; |
| animation.effect = hr1_animation_effect; |
| } |
| |
| </script> |
| </head> |
| <body onload="crash()"> |
| <hr id="hr1"></hr> |
| <hr id="hr2"></hr> |
| </body> |
| </html> |
