anchor.diff:    });
   
     canvas.on('selection:cleared', function(options){
  +    console.log('')
       $("#remove-selected").css("display", "none");
       $("#shelfData").css("display", "none");
     });
  
positive.code:           floor: <%= element.floor %>,
            element_type_id: <%= element.element_type_id %>,
            modified: true,
            id: <%= element.id %>
          })
          .setCoords();
  
  
negative.code:           id: this.id,
            floor: this.floor,
            element_type_id: this.element_type_id,
            modified: this.modified,
            element_type_name: this.element_type_name
          };
  
          <% if element.element_type.name == "Shelf" %>
            $.extend(opts, {
              classification: this.classification,
              identifier: this.identifier,
  