anchor.diff:                  
                   textarea.form-control(id="markdownRIGHT" name = "markdown#{params.right_lang}" rows=7) #{article["markdown"+params.right_lang]}
                 div(id="text_right")
  -                | 'no translation' to specify no translation wanted.
  +                | 'no translation' or '-' to specify no translation wanted.
             .col-md-1
   
               if ((params.left_lang=="DE") || (params.right_lang=="DE"))
  
positive.code: 
        markdownLEFT = document.getElementById("markdownLEFT");
        if (markdownLEFT) {
          markdownLEFT.onchange = onchangeLEFT;
          markdownLEFT.onkeyup = onchangeLEFT;
          markdownLEFT.onpaste = pasteLEFT;
          markdownLEFT.ondrop = pasteLEFT;
        }
        markdownRIGHT = document.getElementById("markdownRIGHT");
        if (markdownRIGHT) {
          markdownRIGHT.onchange = onchangeRIGHT;
          markdownRIGHT.onkeyup = onchangeRIGHT;
          markdownRIGHT.onpaste = pasteRIGHT;
          markdownRIGHT.ondrop = pasteRIGHT;
        }
        if (document.getElementById("text_right")) {
           noTranslationText = document.getElementById("text_right").innerHTML;  
  
negative.code:       onchangeCollection();
      }
  
      function onleaveLEFT() {
        var mdEN = document.getElementById("markdownLEFT").value;
        if (mdEN == "-") {
          document.getElementById("markdownLEFT").value = "no translation";
          onchangeLEFT();
        }
      }
      function onleaveRIGHT() {
        var mdEN = document.getElementById("markdownRIGHT").value;
        if (mdEN == "-") {
          document.getElementById("markdownRIGHT").value = "no translation";
          onchangeRIGHT();
          }
      }
     
  