anchor.diff:                      }
                   });
   
  -                sessionStorage.setItem("max", ++max);
  +                sessionStorage.setItem("max", max);
               }
           </script>
           <script>
  
positive.code:             }
          </script>
      </body>
  </html>
negative.code:         <script>
              function AddNewUser() {
                  var max = sessionStorage.getItem("max");
                  max++;
                  CreateTableLine(max, "default", "default", "user");
                  $.ajax({url: "${pageContext.request.contextPath}/config/AdminPanel",
                      type: 'post',
  