<% @ Control Language="C#" Inherits="PageAdmin.lanmu_style"%>
<div class="main_box main_box_style2">
 <div class="main_box_inner">
  <div class="main_box_inner_left">
    <asp:PlaceHolder id="holder" runat="server"/>
  </div>
  <div class="main_box_inner_right">
     <asp:PlaceHolder id="nav_left" runat="server" visible="false"/><asp:PlaceHolder id="nav_right" runat="server"/>
  </div>
 </div>
 <div class="clear main_box_inner_bottom"></div>
</div>