code: public String dialogButtons() {
  
          return dialogButtons(
              new int[] {BUTTON_CONTINUE, BUTTON_CANCEL},
              new String[] {
                  " onclick=\"submitAction('"
                      + DIALOG_CONTINUE
                      + "', form, '"
                      + getListId()
                      + "-form');\" id=\"nextButton\"",
                  " onclick=\"submitAction('" + DIALOG_CANCEL + "', form, '" + getListId() + "-form');\""});
      }
docs: Builds a default button row with a continue and cancel button.<p>
  
  Override this to have special buttons for your dialog.<p>
  
  @return the button row