anchor.diff:  
       <%= time_range_select %>
   
  -    <% if params[:report] && params[:report][:range] == '7' %>
  -    <span id="date_range">
  -    <% else %>
  -    <span id="date_range" style="display:none;">
  -    <% end %>
  +    <span id="date_range" <% if params[:report] && params[:report][:range] == '7' %>style="display:none;"<% end %>>
         <%= text_field 'report', 'start_date',
           {
             :id => 'start_date',
  
positive.code:   <%= form_tag({ :action => 'index' }, :method => :get) do %>
      <%= report_type_select %>
  
      <% if( params[:report] && (['1', '4'].include? params[:report][:type]) ) %>
      <div id="pivot_config">
      <% else %>
      <div id="pivot_config" style="display:none;">
      <% end %>
        <span><%= t('billings.rows') %>:</span>
        <%= rows_columns_select('rows', '1') %>
        <span><%= t('billings.columns') %>:</span>
  
negative.code:     </div>
  
    <% end %>
  </div>