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