anchor.diff:          .row
             if article.categoryEN != "Picture"
               .col-md-1
  -              |Preview
  +              p="Preview"
               +leftcolumn
                 .panel.panel-default.panel-body(id="previewLEFT")
                     :verbatim
  
positive.code:       .row
          if article.categoryEN != "Picture"
            .col-md-1
              | Preview
  
  
            +leftcolumn 
  
negative.code: 
          .row.hidden(id="unpublishReasonRow")
            .col-md-1
              p="Unpublish Reason"
            .col-md-5
              select(id="unpublishReason",name="unpublishReason").form-control
                for reason in ["","old","doublette","not relevant","merged into","reported earlier"]
  