anchor.diff:      <div class="control-group">
           <%= f.label :tag, "Keyword", :class=>"control-label" %> 
         <div class="controls" id="additional_tag_clone">
  -          <%= f.text_field :tag, :name=>"generic_file[tag][]", :value=>""  %> 
  +          <%= f.text_field :tag, :name=>"generic_file[tag][]", :value=>"", :required=> true  %> 
             <%= f.submit :value => "+", :name=> "additional_tag", :id => "additional_tag_submit", :class => "adder btn"  %>
             &nbsp;
             <a href="#" id="generic_file_tag_help" rel="popover" data-content="<%= ScholarSphere::Application.config.metadata_help["generic_file_tag"] %>" data-original-title="Keyword">Help</a>
  
positive.code:     <div class="control-group">
        <%= f.label :creator, :class=>"control-label" %>
        <div class="controls" id="additional_creator_clone">
          <%= f.text_field :creator, :name=>"generic_file[creator][]", :value=>"" %>
          <%= f.submit :value => "+", :name=> "additional_creator", :id => "additional_creator_submit", :class => "adder btn"  %>
            &nbsp;
            <a href="#" id="generic_file_creator_help" rel="popover" data-content="<%= ScholarSphere::Application.config.metadata_help["generic_file_creator"] %>" data-original-title="Creator">Help</a>
  
negative.code:     <div class="control-group">
        <%= f.label :title, "Title", :class=>"control-label" %> 
        <div class="controls" id="additional_title_clone">
            <%= f.text_field :title, :name=>"generic_file[title][]", :value=>gf.title[0], :required=> true %>  
            <%= f.submit :value => "+", :name=> "additional_title", :id => "additional_title_submit", :class => "adder btn"  %>
            &nbsp;
            <a href="#" id="generic_file_title_help" rel="popover" data-content="<%= ScholarSphere::Application.config.metadata_help["generic_file_title"] %>" data-original-title="Title">Help</a>
  