anchor.diff:              dataType: 'json',
               success: function() { alert("Successfuly saved"); },
               error: function(status, error) {
  -                alert(status.responseText);
                   $("#debug").append($(status.responseText));
               }
           });
  
positive.code:         <input type="text" class="toolbar-item" id="color-change" />
      </div>
      <input type="button" id="clear-canvas" class="btn btn-danger toolbar-item" value="Clear" data-placement="top" data-content="Not saved automatically">
      <div id="slider" class="toolbar-item"></div>
    </div>
  </div>
  <div class="row">
  
negative.code:     function save() {
          var hash = project.exportJSON();
          var path = "<%=j user_board_url %>";
          $.ajax({
              type: "PUT",
              url: path,
  