anchor.diff:                      option(value=a.id disabled)=a.title+"("+d.title+")"
                     else
                       option(value=a.id )=a.title
  +          .col-md-1
  +            p="'"+article.predecessorId+"'"
   
           .row.hidden(id="unpublishReasonRow")
             .col-md-1
  
positive.code:             p(id="categoryDisplay" style={color: 'Gray'})
            .col-md-1
              button.btn.btn-large.btn-default(type = "button" onclick ="window.onbeforeunload=null; location.href='#{layout.htmlroot}/article/#{article.id}?edit=false&style=#{params.style}';") Cancel
            .row
            .col-md-1
              p="Predecessor"
            +leftcolumn
              select(id="predecessor",name="predecessorId").form-control
                if typeof(article.predecessorId)=="undefined"
                  option(value="" selected) None
                else
                  option(value="") None
                if article.predecessorId == 0
                  option(value="0" selected) First
                else
                  option(value="") First
                for a in articleCategories
                  if (a.id == article.predecessorId)
                    option(value=a.id selected )=a.title
  
negative.code: 
        .row
          - pdname = "None"
          if article.predecessorId && article.predecessorId != ""
            - pdname = "not in category"
          if article.predecessorId == "0"
            - pdname = "First"
          for a in articleCategories
            if (a.id == article.predecessorId)
  