anchor.diff:          </div>
   <%
   @menus=	[
  +	{url:'/',text:'主页',icon:'glyphicon-user'},
   	{url:'/sites',text:'网点管理',icon:'glyphicon-home'},
   	{url:'/service_orders',text:'任务管理',icon:'glyphicon-hand-right',submenus:[
   		
  
positive.code: 
  	<body>
  		<div id="header">
  			<h1><a href="./dashboard.html">网点通</a></h1>	
  		</div>
      	<div id="user-nav">
              <ul class="btn-group">
  
negative.code:   idx1 = current_user.service_orders.group(:status).count
    idx1.each do |k,v| 
    	next if !k
    	menu = @menus[2][:submenus].select{|x|x[:url]=="/service_orders/?status="+k}.first
    	menu[:v]=v if menu
    end
    idx2 = current_user.tb_trades.group(:status).count
    menu = @menus[3][:submenus].select{|x|x[:url]=="/tb_trades/error"}.first
    menu[:v]=idx2["error"] if menu
  end
  %>
  