code: function () {
              if (this.visible) {
                  // release the mouse event for the checkboxes
                  me.input.releasePointerEvent("pointerdown", this);
                  // remove the debug panel from the game world
                  me.game.world.removeChild(this, true);
                  // mark it as invisible
                  this.visible = false;
                  // force repaint
                  me.game.repaint();
              }
          }
docs: hide the debug panel
  @ignore