anchor.diff:  obj.local_copy=1 unless obj.nil?
   asset_name = text_for_resource upload_field
   new_version ||= false
  -
   -%>
   
   <%
  
positive.code:                         <%= file_field upload_field, :data -%>
                      </p>
                  </div>
                  <div id="upload_from_url" style="display:none;">
                  <p>
                      <b>URL:</b>
                      <span class="required">*</span>                    
  
negative.code: </div>
  
  <script type="text/javascript">
    <% if obj.data_url.blank? -%>
    from_file_selected();
    <% else -%>
    from_url_selected();
    <% end -%>
  
  </script>
  
  