<div class="main m_head">
<div class="h_logo">LOGO图片</div>
<div class="h_banner">BANNER图片</div>
<div class="h_link">头部链接</div>
</div>
<div class="main m_menu">导航菜单</div>
<div class="main">
<div class="divbox">顶部通栏</div> </div>
<div class="main">
<!-- 左边列 -->
<div id="left"><!-- 左边列区块(多个) -->
<div class="block"><div class="blocktitle">左边列区块标题</div>
<div class="blockcontent">左边列区块内容</div>
</div>
</div>
<!-- 中间列 -->
<div id="centers"><!-- 中间列区块(多个) -->
<div class="block"><div class="blocktitle">中间列区块标题</div>
<div class="blockcontent">中间列区块内容</div>
</div>
</div>
<!-- 右边列 -->
<div id="right"><!-- 右边列区块(多个) -->
<div class="block"><div class="blocktitle">右边列区块标题</div>
<div class="blockcontent">右边列区块内容</div>
</div>
</div>
</div>
<div class="main"><div class="divbox">中间通栏一</div></div>
<div class="main">
<!-- 左边列 -->
<div style="float: left; width: 772px;"><!-- 左边列区块(多个) -->
<div style="float:left;width:382px;"><div class="block">
<div class="blocktitle">区块标题</div>
<div class="blockcontent">区块内容</div>
</div>
</div>
<div style="float:right; width:382px;">
<div class="block">
<div class="blocktitle">区块标题</div>
<div class="blockcontent">区块内容</div>
</div>
</div>
</div>
<!-- 右边列 -->
<div id="right"><!-- 右边列区块(多个) -->
<div class="block"><div class="blocktitle">右边列区块标题</div>
<div class="blockcontent">右边列区块内容</div>
</div>
</div>
</div>
<div class="main"><div class="divbox">中间通栏二</div></div>
<div class="main">
<!-- 左边列 -->
<div id="left"><!-- 左边列区块(多个) -->
<div class="block"><div class="blocktitle">左边列区块标题</div>
<div class="blockcontent">左边列区块内容</div>
</div>
</div>
<!-- 右边列 -->
<div id="centerm"><!-- 右边列区块(多个) -->
<div class="block"><div class="blocktitle">中间列区块标题</div>
<div class="blockcontent">中间列区块内容</div>
</div>
</div>
</div>
<div class="main"><div class="divbox">底部通栏</div></div>
<div class="main m_foot">页底信息</div>