docs: private void changeHeight() {
  
          int firstHeight = MIN_CONTENT_HEIGHT + m_firstInfoHeight + m_firstSummaryHeight + 2;
          int currentHeight = CmsDomUtil.getCurrentStyleInt(m_mainPanel.getElement(), CmsDomUtil.Style.height);
          int targetHeight = firstHeight - m_dialogInfo.getOffsetHeight() - m_selectionSummary.getOffsetHeight();
          if (currentHeight > firstHeight) {
              CmsChangeHeightAnimation.change(m_scrollPanel.getElement(), targetHeight, new Command() {
  
                  public void execute() {
  
                      doResize();
                  }
              }, 750);
          }
      }