block-sibling-2-dyn.html (753B)
1 <!DOCTYPE html> 2 <html class="reftest-wait"> 3 <head> 4 <style type="text/css"> 5 #sibling1 { 6 height: 20px; 7 background-color: red; 8 margin-bottom: 20px; 9 } 10 #sibling2 { 11 display: none; 12 height: 20px; 13 background-color: blue; 14 margin-top: 10px; 15 margin-bottom: 10px; 16 position: relative; 17 top: 40px; 18 } 19 #sibling3 { 20 height: 20px; 21 background-color: green; 22 margin-top: 20px; 23 position: relative; 24 top: -40px; 25 } 26 </style> 27 <script type="text/javascript"> 28 function test() { 29 document.getElementById('sibling2').style.display = 'block'; 30 document.documentElement.removeAttribute('class'); 31 } 32 document.addEventListener('MozReftestInvalidate', test); 33 </script> 34 </head> 35 <body> 36 <div id="sibling1"></div> 37 <div id="sibling2"></div> 38 <div id="sibling3"></div> 39 </body> 40 </html>