584699-1.html (421B)
1 <!DOCTYPE HTML> 2 <html class="reftest-wait"> 3 <head> 4 <script> 5 function doTest() { 6 var c = document.getElementById("c"); 7 c.style.top = "20px"; 8 document.documentElement.removeAttribute("class"); 9 } 10 window.addEventListener("MozReftestInvalidate", doTest); 11 </script> 12 </head> 13 <body> 14 <canvas id="c" style="position: absolute; top:0; opacity:0.5; border:1px solid black; width:200px; height:200px;"></canvas> 15 </body> 16 </html>