案例：html/html5 案例     状态：可编辑再运行    进入竖版
 运行结果　
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<html>
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​
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<body>
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​
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<h4>背景颜色：</h4>
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<table border="1"
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bgcolor="red">
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<tr>
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  <td>First</td>
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  <td>Row</td>
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</tr>
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<tr>
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  <td>Second</td>
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  <td>Row</td>
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</tr>
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</table>
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​
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<h4>背景图像：</h4>
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<table border="1"
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background="/img/eg_bg_07.gif">
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<tr>
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  <td>First</td>
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  <td>Row</td>
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</tr>
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<tr>
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  <td>Second</td>
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  <td>Row</td>
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</tr>
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</table>
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​
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</body>
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</html>
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​