x
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<style>
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div {
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width: 300px;
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height: 80px;
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background-color: lightgreen;
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}
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</style>
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<div contextmenu="popup-menu">
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右键单击以查看调整后的上下文菜单
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</div>
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<menu type="context" id="popup-menu">
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<menuitem>操作</menuitem>
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<menuitem>另一个操作</menuitem>
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<hr>
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<menuitem>分隔开的操作</menuitem>
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</menu>
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