anchor.diff:      else
        .row
           .col-md-1
  -          | Blog <br>
  +          |Blog <br>
           +leftcolumn
             h2
  -            | #{article.blog}
  +            |#{article.blog}
           +rightcolumn
             h2
           .col-md-1
             a(href="#{layout.htmlroot}/article/#{article.id}?edit=true&style=#{params.style}" class="btn btn-primary" role="button") Edit
         .row
           .col-md-1
  -          | Category <br>
  +          |Category <br>
           +leftcolumn
             h4
  -            | #{article.getCategory(params.left_lang)}
  +            |#{article.getCategory(params.left_lang)}
           +rightcolumn
             h4
  -            | #{article.getCategory(params.right_lang)}
  +            |#{article.getCategory(params.right_lang)}
         .row
           .col-md-1
  -          | Title <br>
  +          |Title <br>
           .col-md-10
             h3
  -            | #{article.title}
  +            |#{article.title}
         .row
           .col-md-1
  -          | Collection <br>
  +          |Collection <br>
           .col-md-10
             if (article.collection)
                   :verbatim
  -                | <pre> !{article.collection.replace(/(\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gi, '<a href="$1" target="_blank">$1</a>')} </pre>
  +                |<pre>!{article.collection.replace(/(\b(https?|ftp|file):\/\/[-A-Z0-9+&@#\/%?=~_|!:,.;]*[-A-Z0-9+&@#\/%=~_|])/gi, '<a href="$1" target="_blank">$1</a>')} </pre>
         .row 
           .col-md-1
           +leftcolumn
  -          | #{params.left_lang}
  +          |#{params.left_lang}
           +rightcolumn
  -          | #{params.right_lang}
  +          |#{params.right_lang}
   
         if (false)
           .row
             .col-md-1
  -              | Markdown<br>
  +              |Markdown<br>
             +leftcolumn 
                 .panel.panel-default
                   .panel-body #{article["markdown"+params.left_lang]}
  
positive.code:                   option(value="#{category.EN}" ) #{option} 
            +rightcolumn
              h2
                | #{article.getCategory(params.right_lang)}
  
          .row
            .col-md-1
              | Title <br>
            .col-md-10
              textarea.form-control(name="title",rows=1) #{article.title}
                 
          .row
            .col-md-1
              | Collection <br>
            .col-md-10
              textarea.form-control(id="collection" name="collection" rows=2) #{article.collection}
          .row
  
negative.code: 
          .row
            .col-md-1
              |Preview
            +leftcolumn
              .panel.panel-default.panel-body(id="previewLEFT")
                  :verbatim
  