code: public static void showCSH(BaseComponent component) {
          while (component != null) {
              HelpContext target = (HelpContext) component.getAttribute(CSH_TARGET);
  
              if (target != null) {
                  HelpUtil.show(target);
                  break;
              }
              component = component.getParent();
          }
      }
docs: Display context-sensitive help associated with the specified component. If none is associated
  with the component, its parent is examined, and so on. If no help association is found, no
  action is taken.
  
  @param component Component whose CSH is to be displayed.