code: function() {
        container.find('.kelmu-annotation, .kelmu-button').mousedown(resetRotation);
        container.find('.kelmu-annotation, .kelmu-button').mouseup(restoreRotation);
  
        container.find('.kelmu-annotation, .kelmu-button').draggable({
          start: function() {
            var elem = $(this);
            var data = window.kelmu.data[id];
            data.selectedElementNumber = parseInt(elem.attr('data-annotation'), 10);
            resetRotation.call(this);
          },
          stop: function() {
            restoreRotation.call(this);
            updatePosition.call(this);
            notifyModifications();
            updateView(false, true);
          }
        });
  
        container.find('.kelmu-annotation-content, .kelmu-button').css('cursor', 'move');
  
      }
docs: Makes the annotations to be moveable in the editor.