抽屉式菜单：产品类网站多级导航菜单，像抽屉一样的菜单

像抽屉一样的菜单，多用在产品网站，比如IT产品网站的分类导航上，菜单结构清淅，样式新颖，设计美观，主要是运用JavaScript技术实现，用CSS配合实现菜单背景的构建，总体来说，是学习Js多级分类菜单的好范例。

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<div class="prdct">
<p class="bg01" ></div>
</div>
</body>
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