anchor.diff:        var t = convert(md);
         preview.innerHTML = t;
         html.value = t;
  +      if (!document.getElementById("disable").checked) {
  +          setTimeout(function() {
  +            var st = document.getElementById("markdown").selectionStart;
  +            var se = document.getElementById("markdown").selectionEnd;
  +            document.getElementById("markdown").value = prettifyTable(md);
  +            document.getElementById("markdown").selectionStart = st;
  +            document.getElementById("markdown").selectionEnd = se;
  +
  +          },1);
  +            
  +        }
       
         }
      
  
positive.code:       return text;
  
      }
    
      
    
  
negative.code:     | This is an <b>experimental (!)</b> view on the calender in OpenStreetMap.
      | It displays the events from today until 2 weeks.<br>
      | Markdown is converted and previewed on this page.
      | OSMBC tries to have a nice looking markdown table, if this disturbs your edit experience
      | please disable prettifying.
    .checkbox
      label
      input(type='checkbox', id='disable', value='test')
      | Disable Prettify Table    
  
    h3
      | Markdown, please edit
  